CN108330757B - Road structure of intersection - Google Patents
Road structure of intersection Download PDFInfo
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- CN108330757B CN108330757B CN201810036790.7A CN201810036790A CN108330757B CN 108330757 B CN108330757 B CN 108330757B CN 201810036790 A CN201810036790 A CN 201810036790A CN 108330757 B CN108330757 B CN 108330757B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/02—Crossings, junctions or interconnections between roads on the same level
Abstract
The invention provides an intersection road structure, comprising: four roads forming the intersection; each road comprises a local lane and an opposite lane; the distance department is predetermine near the intersection center, and this of every road is provided with underbridge lane to the lane below, and this of every road is to the lane after the underbridge lane, fall into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane; the left-turn U-turn lane is connected with one end of the underbridge lane of the road; each road further comprises a turning lane and a left-turning lane, and the turning lane and the left-turning lane are both connected with the other end of the underbridge of the road; the U-turn lane is connected with the opposite lane of the road; the left-turn lane is connected with the underbridge lane of the left road. The intersection road structure provided by the invention can realize the non-stop running of vehicles, solve the problem of urban congestion, improve the urban environment, reduce the travel cost of citizens and has good popularization value.
Description
Technical Field
The invention belongs to the technical field of traffic, and particularly relates to an intersection road structure.
Background
Traffic is the blood transfusion tube and the power slurry developed in each city, directly influences the development of the country or the city, and simultaneously, the traffic jam degree and the traffic system completeness degree are two major indexes of the traffic capacity of one region. If the traffic jam is serious in a region and the commodity and people flow communication is delayed, the socio-economic development of the region is delayed. Besides adversely affecting the development of regional socioeconomic performance, traffic congestion directly causes deterioration of urban environment and reduction of the quality of life of residents. Therefore, traffic jam is a 'stubborn disease' which hinders the development of cities and is a difficult problem which needs to be solved urgently in the current society.
In the intersection road structure in the prior art, a traffic light control system is needed to ensure the orderly passing of vehicles, but the traffic light control system needs the vehicles to wait in a queue at the intersection, so that the vehicles flow slowly, and the traffic jam is easily caused when the vehicles are more.
Disclosure of Invention
The invention aims to provide an intersection road structure, and aims to solve the technical problem that vehicles are easy to cause congestion at an intersection in the prior art.
In order to achieve the above object, an embodiment of the present invention provides an intersection road structure, including: four roads forming the intersection;
each road comprises a local lane and an opposite lane;
at the preset distance department near intersection center, the local lane below of every road is provided with underbridge lane, and the local lane of every road is in passing through after the underbridge lane, divide into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane;
the left-turn U-turn lane is connected with one end of the underbridge lane of the road;
each road further comprises a U-turn lane and a left-turn lane, and the U-turn lane and the left-turn lane are both connected with the other end of the underbridge of the road;
the U-turn lane is connected with the opposite lane of the road;
the left-turn lane is connected with the underbridge lane of the left road.
Optionally, the four roads are: east, west, south and north roads;
the east road, the west road, the south road and the north road are respectively positioned at the east side, the west side, the south side and the north side of the center of the intersection;
the left side of the east road is a south road, the right side of the east road is a north road, and the opposite direction of the east road is a west road;
the left side of the west road is a north road, the right side of the west road is a south road, and the opposite side of the west road is an east road;
the left side of the south road is a west road, the right side of the south road is an east road, and the opposite side of the south road is a north road;
the left side of the north road is an east road, the right side of the north road is a west road, and the opposite direction of the north road is a south road.
Optionally, a portion where the southbound road and the northbound road are connected is arranged above a portion where the east road and the west road are connected;
or the part where the south road and the north road are connected is arranged below the part where the east road and the west road are connected.
Optionally, the straight lane of each road is connected with the opposite lane of the opposite road; the right-turn lane of each road is connected with the opposite lane of the right road.
Optionally, the u-turn lane and the left-turn u-turn lane are both arc-shaped;
the circle center corresponding to the U-turn lane is superposed with the circle center corresponding to the left-turn U-turn lane, and the radius corresponding to the U-turn lane is equal to the radius corresponding to the left-turn U-turn lane;
the radian corresponding to the left-turn U-turn lane and the radian corresponding to the U-turn lane are both 45 degrees.
Optionally, the right-turn lane of each road is arc-shaped;
the radius corresponding to the right-turn lane is larger than the radius corresponding to the left-turn U-turn lane or the U-turn lane;
the radian of the right-turn lane is smaller than that of the left-turn turning lane or the turning lane.
Optionally, the intersection road structure further includes: and the standby lanes are arranged on the outer sides of the underbridge lane and the left-turn lane.
Optionally, each road further comprises a first extension lane and a second extension lane;
the left-turn U-turn lane of each road is connected with the underbridge lane of the road through the first extension lane of the road;
the U-turn lane and the left-turn lane of each road are connected with the underbridge lane of the road through the second extension lane of the road;
the left-turn lane of each road is connected with the underbridge lane of the left road through the first extension lane of the left road.
Optionally, the first extension lane and the second extension lane of each road are both parallel to the local lane of the road;
the left-turn U-turn lane and the U-turn lane of each road are arc-shaped.
Optionally, the first extension lane of each road is parallel to the local lane of the road, and the distance between the first extension lane of each road and the local lane of the road is less than a preset threshold;
the second extension lane of each road comprises a straight driving lane and an arc driving lane, the straight driving lane is parallel to the local lane of the road, and the distance between the straight driving lane and the local lane of the road is smaller than the preset threshold value;
the arc driving lane and the left-turn and turn-around lane of the road are symmetrically arranged.
The intersection road structure provided by the embodiment of the invention has the beneficial effects that: the intersection road structure provided by the embodiment of the invention comprises four roads forming an intersection, each road comprises a local lane and an opposite lane, an underbridge lane is arranged below the local lane of each road at a preset distance close to the center of the intersection, and the local lane of each road is divided into three lanes after passing through the underbridge lane: the one end in lane under the bridge is connected with the left turn-around lane of this road, and the other end divides into turn-around lane and left turn lane, the turn-around lane is connected with the subtend lane of this road, the left turn lane is connected with the under-bridge lane of left side road, can realize that the vehicle does not have the stagnation and traveles, solves the city problem of blocking up, improves urban environment, has reduced citizen's trip cost, has fine spreading value.
Drawings
Fig. 1 is a schematic structural diagram of an intersection road structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intersection road structure according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of an intersection road structure provided in the third embodiment of the present invention;
fig. 4 is a schematic structural diagram of an intersection road structure according to a fourth embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Example one
The embodiment of the invention provides an intersection road structure. Fig. 1 is a schematic structural diagram of an intersection road structure according to an embodiment of the present invention. As shown in fig. 1, the intersection road structure in this embodiment may include: four roads forming the intersection;
each road comprises a local lane and an opposite lane;
the distance department is predetermine near the intersection, and every road below is provided with the underbridge lane, and this to the lane of every road is in the process the underbridge lane back falls into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane;
the left-turn U-turn lane is connected with one end of the underbridge lane of the road;
each road further comprises a U-turn lane and a left-turn lane, and the U-turn lane and the left-turn lane are both connected with the other end of the underbridge of the road;
the U-turn lane is connected with the opposite lane of the road;
the left-turn lane is connected with the underbridge lane of the left road.
The main road and the opposite road of each road can be arranged in parallel, and the straight lane of each road can be connected with the opposite lane of the opposite road; the right-turn lane of each road may be connected with the opposing lane of the right road.
Specifically, the four roads may be: east, west, south and north roads. The east road, the west road, the south road and the north road are respectively positioned at the east side, the west side, the south side and the north side of the center of the intersection, namely, the right road, the left road, the lower road and the upper road in the figure 1.
The left side of the east road is a south road, the right side of the east road is a north road, and the opposite direction of the east road is a west road; the left side of the west road is a north road, the right side of the west road is a south road, and the opposite side of the west road is an east road; the left side of the south road is a west road, the right side of the south road is an east road, and the opposite side of the south road is a north road; the left side of the north road is an east road, the right side of the north road is a west road, and the opposite direction of the north road is a south road.
That is, the left road of the east road is a south road, the right road is a north road, and the opposite road is a west road; the left side road of the west road is a north road, the right side road is a south road, and the opposite road is an east road; the left side road of the south road is a west road, the right side road is an east road, and the opposite road is a north road; the left side road of the northbound road is an east road, the right side road is a west road, and the opposite road is a south road.
The east road, the west road, the south road and the north road are crossed to form a crossroad. The specific structures of the east road, the west road, the south road and the north road can be the same, but the directions are different, that is, the east road, the west road, the south road and the north road and the intersection formed by the east road, the west road, the south road and the north road can be symmetrical structures.
Preferably, the left-turn u-turn lane of each road is connected with one end of the underbridge lane of this road, and each road further comprises a u-turn lane and a left-turn lane, the u-turn lane and the left-turn lane are both connected with the other end of the underbridge of this road, and can specifically be: one end of the under-bridge lane is connected with the left-turn lane of the road, and the other end of the under-bridge lane is divided into a turn-around lane and a left-turn lane.
The detailed structure of the east road, the west road, the south road and the north road will be described with reference to fig. 1.
South road:
southbound roads may include: a home lane 11 of the southbound road and an opposite lane 12 of the southbound road.
An underbridge lane 16 of the south road is provided below the own lane 11 of the south road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 16 of the southbound road is located not only below the own lane 11 of the southbound road but also below the opposite lane 12 of the southbound road, and therefore, it can also be said that the underbridge lane 16 of the southbound road is provided below the own lane 11 of the southbound road and the opposite lane 12 of the southbound road.
The own lane 11 of the south road is divided into three lanes after passing through the underbridge lane 16 of the south road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the under-bridge lane 16 of the south road is connected with the left-turn lane 13 of the south road, and the other end of the under-bridge lane is divided into a left-turn lane 17 of the south road and a left-turn lane 18 of the south road.
The turning lane 17 of the southbound road is connected with the opposite lane 12 of the southbound road. The left-turn lane 18 of the southbound road is connected to the underbridge lane 26 of the left, west, road.
The straight lane 15 of the south road is connected with the opposite lane 32 of the north road; the right-turn lane 14 of the southbound road is connected to the opposite lane 42 of the east road.
West road:
the west road may include: a main lane 21 of the west road and an opposite lane 22 of the west road.
An underbridge lane 26 of the west road is provided below the own lane 21 of the west road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 26 of the west road is located not only below the own lane 21 of the west road but also below the opposite lane 22 of the west road, and therefore, it can be said that the underbridge lane 26 of the west road is provided below the own lane 21 of the west road and the opposite lane 22 of the west road.
The subject lane 21 of the west road is divided into three lanes after passing through the underbridge lane 26 of the west road: the lane comprises a straight lane 25 of the west road, a right-turn lane 24 of the west road and a left-turn and U-turn lane 23 of the west road, wherein the three lanes are respectively used for realizing straight running, right turning, left turning or U-turn of the motor vehicle.
One end of the underbridge lane 26 of the west road is connected with the left-turn lane 23 of the west road, and the other end of the underbridge lane is divided into a left-turn lane 27 of the west road and a left-turn lane 28 of the west road.
The u-turn lane 27 of the west road is connected to the opposite lane 22 of the west road. The left-turn lane 28 of the west road is connected to the underbridge lane 36 of the left, north road.
The straight lane 25 of the west road is connected with the opposite lane 42 of the east road; the right-turn lane 24 of the west road is connected to the opposite lane 12 of the south road.
The north direction road:
the northbound road may include: a home lane 31 of a northbound road and an opposite lane 32 of a northbound road.
An underbridge lane 36 of the northbound road is disposed below the ownerbound lane 31 of the northbound road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 36 of the northbound road is located not only below the host lane 31 of the northbound road but also below the opposite lane 32 of the northbound road, and therefore, it can be said that the underbridge lane 36 of the northbound road is provided below the host lane 31 of the northbound road and the opposite lane 32 of the northbound road.
The own lane 31 of the northbound road is divided into three lanes after passing through the underbridge lane 36 of the northbound road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the underbridge lane 36 of the north road is connected with the left-turn lane 33 of the north road, and the other end is divided into a left-turn lane 38 of the north road and a left-turn lane 37 of the north road.
The u-turn lane 37 of the northbound road is connected to the opposite lane 32 of the northbound road. The left-turn lane 38 of the northbound road is connected to the underbridge lane 46 of the left, east road.
The straight lane 35 of the north road is connected with the opposite lane 12 of the south road; the right-turn lane 34 of the northbound road connects with the opposite lane 22 of the westerbound road.
East road:
east roads may include: a home lane 41 of the east road and an opposite lane 42 of the east road.
An underbridge lane 46 of the east road is provided below the own lane 41 of the east road at a preset distance near the center of the intersection. As can be seen from the figure, the under-bridge lane 46 of the east road is located not only below the host lane 41 of the east road but also below the opposite lane 42 of the east road, and therefore, it can be said that the under-bridge lane 46 of the east road is provided below the host lane 41 of the east road and the opposite lane 42 of the east road.
The own lane 41 of the east road is divided into three lanes after passing through the underbridge lane 46 of the east road: the straight lane 45 of the east road, the right-turn lane 44 of the east road and the left-turn and turn-around lane 43 of the east road are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the underbridge lane 46 of the east road is connected with the left-turn lane 43 of the east road, and the other end is divided into a left-turn lane 47 of the east road and a left-turn lane 48 of the east road.
The turning lane 47 of the east road is connected to the opposite lane 42 of the east road. The left-turn lane 48 of the east road is connected to the underbridge lane 16 of the left, southbound road.
The straight lane 45 of the east road is connected with the opposite lane 22 of the west road; the right-turn lane 44 of the east road is connected to the opposite lane 32 of the north road.
Wherein, being close to intersection center preset distance department, this of every road is provided with underbridge lane to the lane below, can indicate: the distance between the underbridge lane of each road and the center of the intersection is a preset distance. The preset distance can be set according to actual needs. Preferably, the preset distance may be 100 to 150 meters.
Vehicles entering the intersection can run on the own lane, and vehicles running out of the intersection can run on the opposite lane.
In this embodiment, the connecting portion between the south road and the north road may be disposed below the connecting portion between the east road and the west road, that is, when the north-south road intersects the east-west road, the north-south road is disposed below the east-west road.
Furthermore, the part of the south road connected with the north road and the part of the east road connected with the west road form a central bridge, the upper part of the central bridge can be 2.5 meters higher than the lower part of the central bridge, namely, the part of the east road connected with the west road can be 2.5 meters higher than the part of the south road connected with the north road, so that the crossing and passing of the north-south traffic flow and the east-west traffic flow are facilitated.
In another embodiment, the portion where the south road and the north road are connected may be disposed above the portion where the east road and the west road are connected, that is, when the north-south road intersects the east-west road, the north-south road may be disposed above the east-west road.
Preferably, corresponding indication marks can be arranged on the road surface, so that the vehicle can conveniently run according to the indication marks. For example, a straight lane sets a straight arrow, a right turn lane sets a right turn arrow, and so on. The arrow on the lane in fig. 1 may indicate an indication mark for indicating the running of the vehicle.
The following describes a specific operation of the present embodiment with reference to fig. 1.
At the entrance of the southbound road:
the straight-ahead vehicles from south to north can travel along the own lane 11 of the south road, pass over the underbridge lane 16 of the south road, travel along the straight-ahead lane 15 of the south road, pass through the center of the intersection, and exit from the opposite lane 32 of the north road.
The left-turn vehicle can run along the own lane 11 of the south road, can run into the off-bridge lane 16 of the south road along the left-turn lane 13 of the south road after passing over the off-bridge lane 16 of the south road, enters the left-turn lane 18 of the south road from the off-bridge lane 16 of the south road, then enters the off-bridge lane 26 of the west road from the left-turn lane 18 of the south road, enters the turn-around lane 27 of the west road from the off-bridge lane 26 of the west road, enters the opposite lane 22 of the west road from the turn-around lane 27 of the west road, and then runs away from the intersection from the opposite lane 22 of the west road.
The u-turn vehicle can run along the own lane 11 of the south road, can run into the off-bridge lane 16 of the south road along the left-turn u-turn lane 13 of the south road after passing over the off-bridge lane 16 of the south road, enters the u-turn lane 17 of the south road from the off-bridge lane 16 of the south road, and enters the opposite lane 12 of the south road from the u-turn lane 17 of the south road, thereby running away from the intersection.
The right-turn vehicle can travel along the own lane 11 of the south road, and after passing over the underbridge lane 16 of the south road, can enter the opposite lane 42 of the east road along the right-turn lane 14 of the south road, and can leave the intersection from the opposite lane 42 of the east road.
At the entrance of the west road:
a vehicle traveling straight from west to east can travel along the main lane 21 of the west road, pass over the underbridge lane 26 of the west road, travel along the straight lane 25 of the west road, pass through the center of the intersection, and exit from the opposite lane 42 of the east road.
The left-turn vehicle can run along the local lane 21 of the west road, and after passing through the upper part of the underbridge lane 26 of the west road, the left-turn lane 23 of the west road can enter the underbridge lane 26 of the west road, and enter the left-turn lane 28 of the west road from the underbridge lane 26 of the west road, then enter the underbridge lane 36 of the north road from the left-turn lane 28 of the west road, enter the turn-around lane 37 of the north road from the underbridge lane 36 of the north road, enter the opposite lane 32 of the north road from the turn-around lane 37 of the north road, and leave the intersection from the opposite lane 32 of the north road.
The u-turn vehicle can run along the own lane 21 of the west road, and after passing above the off-bridge lane 26 of the west road, can run into the off-bridge lane 26 of the west road along the left-turn u-turn lane 23 of the west road, enter the u-turn lane 27 of the west road from the off-bridge lane 26 of the west road, and enter the opposite lane 22 of the west road from the u-turn lane 27 of the west road, so as to run away from the intersection.
The right-turn vehicle can travel along the main lane 21 of the west road, and after passing over the underbridge lane 26 of the west road, can travel into the opposite lane 12 of the south road along the right-turn lane 24 of the west road, and can travel away from the intersection from the opposite lane 12 of the south road.
At the entrance of the northbound road:
a straight-ahead vehicle traveling from north to south may travel along the own lane 31 of the north road, may travel along the straight-ahead lane 35 of the north road after passing over the underbridge lane 36 of the north road, and may exit from the opposite lane 12 of the south road after passing through the center of the intersection.
The left-turn vehicle can travel along the own lane 31 of the north road, and after passing over the under-bridge lane 36 of the north road, the left-turn lane 33 of the north road can enter the under-bridge lane 36 of the north road, the left-turn lane 36 of the north road enters the left-turn lane 38 of the north road, the left-turn lane 38 of the north road enters the under-bridge lane 46 of the east road, the under-bridge lane 46 of the east road enters the turning lane 47 of the east road, the turning lane 47 of the east road enters the opposite lane 42 of the east road, and the opposite lane 42 of the east road exits from the intersection.
The u-turn vehicle can run along the own lane 31 of the northbound road, and after passing above the under-bridge lane 36 of the northbound road, the u-turn vehicle can run into the under-bridge lane 36 of the northbound road along the left-turn lane 33 of the northbound road, enter the u-turn lane 37 of the northbound road from the under-bridge lane 36 of the northbound road, and enter the opposite lane 32 of the northbound road from the u-turn lane 37 of the northbound road, so as to run away from the intersection.
The right-turn vehicle can travel along the own lane 31 of the north road, and after passing above the underbridge lane 36 of the north road, can travel into the opposite lane 22 of the west road along the right-turn lane 34 of the north road, and can travel away from the intersection from the opposite lane 22 of the west road.
At the entrance of the east road:
a straight-ahead vehicle from east to west can travel along the main lane 41 of the east road, and after passing over the underbridge lane 46 of the east road, can travel along the straight-ahead lane 45 of the east road, and then exit the opposite lane 22 of the west road through the center of the intersection.
Left-turn vehicles can travel along the own lane 41 of the east road, can enter the off-bridge lane 46 of the east road along the left-turn lane 43 of the east road after passing over the off-bridge lane 46 of the east road, can enter the left-turn lane 48 of the east road from the off-bridge lane 46 of the east road, can enter the off-bridge lane 16 of the south road from the left-turn lane 48 of the east road, can enter the turn-around lane 17 of the south road from the off-bridge lane 16 of the south road, can enter the oncoming lane 12 of the south road from the turn-around lane 17 of the south road, and can exit the intersection from the oncoming lane 12 of the south road.
The u-turn vehicle can travel along the own lane 41 of the east road, and after passing over the underbridge lane 46 of the east road, can travel into the underbridge lane 46 of the east road along the left-turn u-turn lane 43 of the east road, and can enter the u-turn lane 47 of the east road from the underbridge lane 46 of the east road, and enter the opposite lane 42 of the east road from the u-turn lane 47 of the east road, thereby traveling away from the intersection.
The right-turn vehicle can travel along the host lane 41 of the east road, pass over the underbridge lane 46 of the east road, enter the opposite lane 32 of the north road along the right-turn lane 44 of the east road, and leave the intersection from the opposite lane 32 of the north road.
The intersection road structure that this embodiment provided, including four roads that form the intersection, every road all includes originally to lane and opposite direction lane, is being close to intersection center preset distance department, and this of every road is provided with the lane under the bridge to the lane below, and this of every road is passing through to the lane behind the lane under the bridge, divide into three lane: the one end in lane under the bridge is connected with the left turn-around lane of this road, and the other end divides into turn-around lane and left turn lane, the turn-around lane is connected with the subtend lane of this road, the left turn lane is connected with the under-bridge lane of left side road, can realize that the vehicle does not have the stagnation and traveles, solves the city problem of blocking up, improves urban environment, has reduced citizen's trip cost, has fine spreading value.
On the basis of the technical scheme provided by the embodiment, preferably, the u-turn lane and the left-turn u-turn lane of each road can be both arc-shaped; the circle center corresponding to the U-turn lane of each road can coincide with the circle center corresponding to the left-turn U-turn lane of the road, and the radius corresponding to the U-turn lane can be equal to the radius corresponding to the left-turn U-turn lane, so that the road can be well utilized, and vehicles can conveniently run.
Further, the radian corresponding to the left-turn u-turn lane and the radian corresponding to the u-turn lane may both be 45 °. The left-turn U-turn lane, the U-turn lane and the under-bridge lane of each road form a semicircle, the left-turn U-turn lane and the under-bridge lane of each road form a quarter circle, and the U-turn lane, the U-turn lane and the under-bridge lane of each road form a quarter circle, so that the U-turn lane, the U-turn lane and the under-bridge lane of each road form a quarter circle, and the road has attractiveness and practicability.
On the basis of the technical solutions provided by the above embodiments, it is preferable that the right-turn lane of each road may be in a circular arc shape. The radius corresponding to the right-turn lane is larger than that corresponding to the left-turn U-turn lane or the U-turn lane, and the radian of the right-turn lane can be smaller than that of the left-turn U-turn lane or the U-turn lane, so that right-turn vehicles can stably pass through the intersection.
On the basis of the technical solutions provided by the above embodiments, it is preferable that the left-turn lanes and the under-bridge lanes of the four roads form an octagon. Specifically, the underbridge lane 16 of the south road, the left-turn lane 18 of the south road, the underbridge lane 26 of the west road, the left-turn lane 28 of the west road, the underbridge lane 36 of the north road, the left-turn lane 38 of the north road, the underbridge lane 46 of the east road, and the left-turn lane 48 of the east road are sequentially connected end to form an octagon, so that the floor area of the whole road structure is small, and the land utilization efficiency is effectively improved.
Further, the length of the left turn lane of each road may be greater than the length of the underbridge lane. The shorter the length of the under-bridge lane is, the smaller the radius of the corresponding U-turn lane and the left-turn U-turn lane is, the smaller the occupied area of the U-turn lane and the left-turn U-turn lane is, and the land utilization efficiency is further improved.
Example two
The embodiment of the invention provides an intersection road structure. In the embodiment, on the basis of the technical scheme provided by the first embodiment, the spare lane 5 and the pedestrian crossing 6 are added.
Fig. 2 is a schematic structural diagram of an intersection road structure according to a second embodiment of the present invention. As shown in fig. 2, the intersection road structure may include: four roads form the intersection.
The four roads may be: east, west, south and north roads.
Southbound roads may include: a home lane 11 of the southbound road and an opposite lane 12 of the southbound road.
An underbridge lane 16 of the south road is provided below the own lane 11 of the south road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 16 of the southbound road is located not only below the own lane 11 of the southbound road but also below the opposite lane 12 of the southbound road, and therefore, it can also be said that the underbridge lane 16 of the southbound road is provided below the own lane 11 of the southbound road and the opposite lane 12 of the southbound road.
The own lane 11 of the south road is divided into three lanes after passing through the underbridge lane 16 of the south road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the under-bridge lane 16 of the south road is connected with the left-turn lane 13 of the south road, and the other end of the under-bridge lane is divided into a left-turn lane 17 of the south road and a left-turn lane 18 of the south road.
The turning lane 17 of the southbound road is connected with the opposite lane 12 of the southbound road. The left-turn lane 18 of the southbound road is connected to the underbridge lane 26 of the left, west, road.
The straight lane 15 of the south road is connected with the opposite lane 32 of the north road; the right-turn lane 14 of the southbound road is connected to the opposite lane 42 of the east road.
The west road may include: a main lane 21 of the west road and an opposite lane 22 of the west road.
An underbridge lane 26 of the west road is provided below the own lane 21 of the west road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 26 of the west road is located not only below the own lane 21 of the west road but also below the opposite lane 22 of the west road, and therefore, it can be said that the underbridge lane 26 of the west road is provided below the own lane 21 of the west road and the opposite lane 22 of the west road.
The subject lane 21 of the west road is divided into three lanes after passing through the underbridge lane 26 of the west road: the lane comprises a straight lane 25 of the west road, a right-turn lane 24 of the west road and a left-turn and U-turn lane 23 of the west road, wherein the three lanes are respectively used for realizing straight running, right turning, left turning or U-turn of the motor vehicle.
One end of the underbridge lane 26 of the west road is connected with the left-turn lane 23 of the west road, and the other end of the underbridge lane is divided into a left-turn lane 27 of the west road and a left-turn lane 28 of the west road.
The u-turn lane 27 of the west road is connected to the opposite lane 22 of the west road. The left-turn lane 28 of the west road is connected to the underbridge lane 36 of the left, north road.
The straight lane 25 of the west road is connected with the opposite lane 42 of the east road; the right-turn lane 24 of the west road is connected to the opposite lane 12 of the south road.
The northbound road may include: a home lane 31 of a northbound road and an opposite lane 32 of a northbound road.
An underbridge lane 36 of the northbound road is disposed below the ownerbound lane 31 of the northbound road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 36 of the northbound road is located not only below the host lane 31 of the northbound road but also below the opposite lane 32 of the northbound road, and therefore, it can be said that the underbridge lane 36 of the northbound road is provided below the host lane 31 of the northbound road and the opposite lane 32 of the northbound road.
The own lane 31 of the northbound road is divided into three lanes after passing through the underbridge lane 36 of the northbound road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the underbridge lane 36 of the north road is connected with the left-turn lane 33 of the north road, and the other end is divided into a left-turn lane 38 of the north road and a left-turn lane 37 of the north road.
The u-turn lane 37 of the northbound road is connected to the opposite lane 32 of the northbound road. The left-turn lane 38 of the northbound road is connected to the underbridge lane 46 of the left, east road.
The straight lane 35 of the north road is connected with the opposite lane 12 of the south road; the right-turn lane 34 of the northbound road connects with the opposite lane 22 of the westerbound road.
East roads may include: a home lane 41 of the east road and an opposite lane 42 of the east road.
An underbridge lane 46 of the east road is provided below the own lane 41 of the east road at a preset distance near the center of the intersection. As can be seen from the figure, the under-bridge lane 46 of the east road is located not only below the host lane 41 of the east road but also below the opposite lane 42 of the east road, and therefore, it can be said that the under-bridge lane 46 of the east road is provided below the host lane 41 of the east road and the opposite lane 42 of the east road.
The own lane 41 of the east road is divided into three lanes after passing through the underbridge lane 46 of the east road: the straight lane 45 of the east road, the right-turn lane 44 of the east road and the left-turn and turn-around lane 43 of the east road are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
One end of the underbridge lane 46 of the east road is connected with the left-turn lane 43 of the east road, and the other end is divided into a left-turn lane 47 of the east road and a left-turn lane 48 of the east road.
The turning lane 47 of the east road is connected to the opposite lane 42 of the east road. The left-turn lane 48 of the east road is connected to the underbridge lane 16 of the left, southbound road.
The straight lane 45 of the east road is connected with the opposite lane 22 of the west road; the right-turn lane 44 of the east road is connected to the opposite lane 32 of the north road.
The structure and driving scheme of each road in this embodiment are similar to those in the embodiment, and are not described herein again.
Further, the intersection road structure in this embodiment may further include: and a spare lane 5 disposed outside the underbridge lane and the left-turn lane.
The dashed line between the backup lane 5 and the left-turn lane indicates that vehicles can merge with each other between the backup lane 5 and the left-turn lane. The spare lane 5 may also be octagonal.
Furthermore, pedestrian crosswalks 6 can be arranged below the main lane and the opposite lane of each road; the crosswalk 6 may be located outside the spare lane 5.
The outer side is a side closer to the center of the intersection, and the inner side, and the outer side, respectively.
The intersection road structure that this embodiment provided has set up reserve lane 5, has improved the current efficiency of the vehicle that gets into the crossing, has still set up pedestrian's cross road 6, can effectively improve the current efficiency of motor vehicle and pedestrian.
EXAMPLE III
The third embodiment of the invention provides an intersection road structure. Fig. 3 is a schematic structural diagram of an intersection road structure provided in the third embodiment of the present invention. As shown in fig. 3, the intersection road structure may include: four roads form the intersection.
Each road comprises a local lane and an opposite lane;
at the preset distance department near intersection center, the local lane below of every road is provided with underbridge lane, and the local lane of every road is in passing through after the underbridge lane, divide into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane;
the left-turn U-turn lane is connected with one end of the underbridge lane of the road;
each road further comprises a U-turn lane and a left-turn lane, and the U-turn lane and the left-turn lane are both connected with the other end of the underbridge of the road;
the U-turn lane is connected with the opposite lane of the road;
the left-turning lane is connected with an underbridge lane of the left road;
each road further comprises a first extension lane and a second extension lane;
the left-turn U-turn lane of each road is connected with the underbridge lane of the road through the first extension lane of the road; the U-turn lane and the left-turn lane of each road are connected with the underbridge lane of the road through the second extension lane of the road; the left-turning lane of each road is connected with the underbridge lane of the left road through the first extension lane of the left road;
the first extension lane and the second extension lane of each road are parallel to the current lane of the road;
the left-turn U-turn lane and the U-turn lane of each road are arc-shaped.
Unlike the above embodiments, the present embodiment adds the first extension lane and the second extension lane so that the left-turn lane can be closer to the center of the intersection.
Preferably, when the north-south road intersects with the east-west road, the road above the road may be 1.25 meters above the ground level, and the road below the road may be 1.25 meters below the ground level.
The distance between the intersection part of the straight lane and the right-turn lane of each road and the opposite lane of the right road can be more than or equal to 25 meters, so that the straight lane and the right-turn lane can be ensured to have enough distance to go up or down the bridge.
The underbridge lane may be flush with the ground level, and in the present lane and the opposite lane, a portion intersecting the underbridge lane may be 2.5 meters higher than the ground level. The left-turn U-turn lane and the U-turn lane can be arc-shaped, the distance between the arc-shaped left-turn U-turn lane and the under-bridge lane and the distance between the arc-shaped U-turn lane and the under-bridge lane can be more than or equal to 50 meters, and the enough length of the lane and the opposite lane can be ensured to be used as buffering, so that the under-bridge lane is avoided.
The first extending lane and the second extending lane of each road can be linear and parallel to the directional lane/opposite lane of the road, so that the vehicle can conveniently run, and the occupied area is small.
The left-turn U-turn lane and the U-turn lane of each road can be arc-shaped. In this embodiment, the radius (the radius of the inner side of the lane, and the inner side of the side close to the center of the circle) corresponding to each arc-shaped lane may be at least 10 meters, so as to ensure that the vehicle can smoothly turn.
The detailed structure of the east road, the west road, the south road and the north road will be described with reference to fig. 3.
South road:
southbound roads may include: a home lane 101 of the southbound road and an opposite lane 102 of the southbound road.
An underbridge lane 106 is provided below the heading lane 101 of each road at a preset distance from the center of the intersection. As can be seen from the figure, the under-bridge lane 106 of the south road is located not only below the own lane 101 of the south road but also below the opposite lane 102 of the south road, and therefore, it can be said that the under-bridge lane 106 of the south road is also provided below the own lane 101 of the south road and the opposite lane 102 of the south road.
The own lane 101 of the southbound road is divided into three lanes after passing through the underbridge lane 106 of the southbound road: the lane comprises a straight lane 105 of the south road, a right-turn lane 104 of the south road and a left-turn and U-turn lane 103 of the south road, wherein the three lanes are respectively used for realizing straight running, right turning, left turning or U-turn of the motor vehicle.
The southbound road also includes a u-turn lane 107 of the southbound road, a left turn lane 108 of the southbound road, a first extension lane 109 of the southbound road, and a second extension lane 110 of the southbound road.
One end of the under-bridge lane 106 of the south road is connected with the left-turn lane 103 of the south road through a first extension lane 109 of the south road, the other end of the under-bridge lane is connected with a second extension lane 110 of the south road, and the second extension lane 110 of the south road is connected with the turn-around lane 107 of the south road and the left-turn lane 108 of the south road.
The u-turn lane 107 of the southbound road is connected with the opposite lane 102 of the southbound road. The left-turn lane 108 of the southbound road is connected to the underbridge lane 206 of the west road by a first extension lane 209 of the west road.
The straight lane 105 of the south road is connected with the opposite lane 302 of the north road; the right-turn lane 104 of the southbound road connects with the opposite lane 402 of the east road. West road:
the west road may include: a main lane 201 of the west road and an opposite lane 202 of the west road.
An underbridge lane 206 of the west road is disposed below the directional lane 201 of the west road at a preset distance near the center of the intersection. As can be seen from the figure, the underbridge lane 206 of the west road is located not only below the own lane 201 of the west road but also below the opposite lane 202 of the west road, and therefore, it can be said that the underbridge lane 206 of the west road is provided below the own lane 201 of the west road and the opposite lane 202 of the west road.
The subject lane 201 of the west road is divided into three lanes after passing through the underbridge lane 206 of the west road: the lane comprises a straight lane 205 of a west road, a right-turn lane 204 of the west road and a left-turn and U-turn lane 203 of the west road, wherein the three lanes are respectively used for realizing straight running, right turning, left turning or U-turn of the motor vehicle.
The west road further includes a u-turn lane 207 of the west road, a left turn lane 208 of the west road, a first extension lane 209 of the west road, and a second extension lane 210 of the west road.
One end of the underbridge lane 206 of the west road is connected with the left-turn lane 203 of the west road through a first extension lane 209 of the west road, the other end of the underbridge lane is connected with a second extension lane 210 of the west road, and the second extension lane 210 of the west road is connected with the left-turn lane 208 of the west road and the turn lane 207 of the west road.
The u-turn lane 207 of the west road is connected with the opposite lane 202 of the west road. The left turn lane 208 of the west road is connected to the underbridge lane 306 of the north road by a first extension lane 309 of the north road.
The straight lane 205 of the west road is connected to the opposite lane 402 of the east road; the right-turn lane 204 of the west road is connected to the opposite lane 102 of the south road.
The north direction road:
the northbound road may include: a home lane 301 of a northbound road and an opposing lane 302 of a northbound road.
An underbridge lane 306 of the northbound road is disposed below the own lane 301 of the northbound road at a preset distance from the center of the intersection. As can be seen from the figure, the underbridge lane 306 of the northbound road is located not only below the own lane 301 of the northbound road but also below the opposite lane 302 of the northbound road, and therefore, it can be said that the underbridge lane 306 of the northbound road is also provided below the own lane 301 of the northbound road and the opposite lane 302 of the northbound road.
The own lane 301 of the north road is divided into three lanes after passing through the underbridge lane 306 of the north road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
The northbound road further includes a u-turn lane 307 of the northbound road, a left turn lane 308 of the northbound road, a first extension lane 309 of the northbound road, and a second extension lane 310 of the northbound road.
One end of the underbridge lane 306 of the northbound road is connected with the left-turn lane 303 of the northbound road through a first extension lane 309 of the northbound road, the other end of the underbridge lane is connected with a second extension lane 310 of the northbound road, and the second extension lane 310 of the northbound road is connected with the turn lane 307 of the northbound road and the left-turn lane 308 of the northbound road.
The u-turn lane 307 of the northbound road is connected to the opposite lane 302 of the northbound road. The left-turn lane 308 of the northbound road has a first extension lane 409 of the east road connected to the underbridge lane 406 of the east road.
The straight lane 305 of the north road is connected to the opposite lane 102 of the south road; the right-turn lane 304 of the northbound road connects with the opposing lane 202 of the westerbound road.
East road:
east roads may include: a home lane 401 of the east road and an opposite lane 402 of the east road.
An underbridge lane 406 of the east road is provided below the own lane 401 of the east road at a preset distance near the center of the intersection. As can be seen from the figure, the under-bridge lane 406 of the east road is located not only below the subject lane 401 of the east road but also below the opposite lane 402 of the east road, and therefore, it can be said that the under-bridge lane 406 of the east road is provided below the subject lane 401 of the east road and the opposite lane 402 of the east road.
The own lane 401 of the east road is divided into three lanes after passing through the underbridge lane 406 of the east road: the lane comprises a straight lane 405 of the east road, a right-turn lane 404 of the east road and a left-turn and U-turn lane 403 of the east road, wherein the three lanes are respectively used for realizing straight running, right turning, left turning or U-turn of the motor vehicle.
The east road further comprises a u-turn lane 407 of the east road, a left turn lane 408 of the east road, a first extension lane 409 of the east road and a second extension lane 410 of the east road.
One end of the under-bridge lane 406 of the east road is connected with the left-turn lane 403 of the east road through a first extension lane 409 of the east road, the other end of the under-bridge lane is connected with a second extension lane 410 of the east road, and the second extension lane 410 of the east road is connected with the left-turn lane 408 of the east road and the turn lane 407 of the east road.
The turning lane 407 of the east road is connected to the opposite lane 402 of the east road. The left turn lane 408 of the east road is connected to the underbridge lane 106 of the south road by a first extension lane 109 of the south road.
The straight lane 405 of the east road is connected with the opposite lane 202 of the west road; the right-turn lane 404 of the east road is connected to the opposite lane 302 of the north road.
The structure and function of each lane and the driving mode of the vehicle on each road in this embodiment are similar to those in the previous embodiments, and are not described herein again. The arrows in fig. 3 may be used to indicate the direction of travel of the vehicle.
A pedestrian crossing 6 can be further arranged on the outer side of the under-bridge lane of each road, and pedestrians can pass through the pedestrian crossing conveniently.
The intersection road structure that this embodiment provided has increased first extension lane and second extension lane, and what circular-arc left turn round lane and turn round lane's radius can be done is smaller for the left turn lane can be close to the crossing center more, has effectively saved road space, is suitable for various intersections.
Example four
The fourth embodiment of the invention provides an intersection road structure. The third embodiment is a variation of the third embodiment, the chord corresponding to the arc-shaped left-turn U-turn lane is parallel to the self-direction lane, and the first extension lane and the second extension lane are arranged close to the self-direction lane, so that the overall floor area of the intersection is further reduced.
Fig. 4 is a schematic structural diagram of an intersection road structure according to a fourth embodiment of the present invention. As shown in fig. 4, the intersection road structure may include: four roads form the intersection.
Each road comprises a local lane and an opposite lane;
at the preset distance department near intersection center, the local lane below of every road is provided with underbridge lane, and the local lane of every road is in passing through after the underbridge lane, divide into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane;
the left-turn U-turn lane is connected with one end of the underbridge lane of the road;
each road further comprises a U-turn lane and a left-turn lane, and the U-turn lane and the left-turn lane are both connected with the other end of the underbridge of the road;
the U-turn lane is connected with the opposite lane of the road;
the left-turning lane is connected with an underbridge lane of the left road;
each road further comprises a first extension lane and a second extension lane;
the left-turn U-turn lane of each road is connected with the underbridge lane of the road through the first extension lane of the road; the U-turn lane and the left-turn lane of each road are connected with the underbridge lane of the road through the second extension lane of the road; the left-turn lane of each road is connected with the underbridge lane of the left road through the first extension lane of the left road.
The first extending lane of each road is parallel to the local lane of the road, and the distance between the first extending lane of each road and the local lane of the road is smaller than a preset threshold value, wherein the preset threshold value can be 3 meters.
Preferably, the first extension lane of each road may be attached to the own lane. Considering that there is a downhill process in the current lane, the fitting described in this embodiment may mean that the projections of the two lanes on the horizontal plane are fitted, that is, when the intersection is overlooked from high altitude, the two lanes are fitted.
The second extension lane of each road comprises a straight line driving lane and an arc line driving lane, the straight line driving lane is parallel to the local lane of the road, and the distance between the straight line driving lane and the local lane of the road is smaller than the preset threshold value.
The following describes the embodiment of the present invention with a south road as an example.
Southbound roads may include: a home lane 701 of a southbound road and an opposite lane 702 of the southbound road.
An underbridge lane 706 is arranged below the heading lane 701 of each road at a preset distance from the center of the intersection. As can be seen from the figure, the under-bridge lane 706 of the south road is located not only below the own lane 701 of the south road but also below the opposite lane 702 of the south road, and therefore, it can be said that the under-bridge lane 706 of the south road is also provided below the own lane 701 of the south road and the opposite lane 702 of the south road.
The own lane 701 of the southbound road is divided into three lanes after passing through the underbridge lane 706 of the southbound road: the three lanes are respectively used for realizing straight running, right turning, left turning or turning around of the motor vehicle.
Wherein the right-turn lane 704 of the southbound road and the left-turn lane 703 of the southbound road may partially coincide.
The southbound road also includes a u-turn lane 707 of the southbound road, a left turn lane 708 of the southbound road, a first extension lane 709 of the southbound road, and a second extension lane 710 of the southbound road.
One end of the under-bridge lane 706 of the south road is connected with the left-turn lane 703 of the south road through a first extension lane 709 of the south road, the other end of the under-bridge lane is connected with a second extension lane 710 of the south road, and the second extension lane 710 of the south road is connected with the left-turn lane 708 of the south road and the turn lane 707 of the south road.
The U-turn lane 707 of the southbound road is connected with the opposite lane 702 of the southbound road. The left-turn lane 708 of the southbound road is connected to the underbridge lane of the west road through the first extension lane of the west road.
The straight lane 705 of the south road is connected with the opposite lane of the north road; the right turn lane 704 of the southbound road connects with the opposite lane of the east road.
The intersection is of a symmetrical structure, and the structure and the connection relation of the three roads of the west direction, the north direction and the east direction are similar to those of the south direction road, and are not described again here. The arrows in fig. 4 may be used to indicate the direction of travel of the vehicle, and the dashed lines in fig. 4 are used to indicate the boundaries of the underside lanes.
As shown in fig. 4, the second extension lane may include a linear segment and a semi-arc segment, which are respectively referred to as a linear travel lane and an arc travel lane. Preferably, the straight driving lane may be attached to a lane of the road. The arc driving lane and the left-turn and turn-around lane of the road are symmetrically arranged. The chord corresponding to the arc driving lane can be parallel to the lane of the road.
A pedestrian crossing 6 can be further arranged on the outer side of the under-bridge lane of each road, and pedestrians can pass through the pedestrian crossing conveniently.
The intersection road structure that this embodiment provided, simple structure, the realization of being convenient for, area is less, can set up at intensive region as the crossroad, has effectively improved land utilization efficiency and the current efficiency of vehicle.
In other embodiments, the structure, shape, size, etc. of each lane can be finely adjusted according to actual needs and intersection conditions, for example, the chord corresponding to each arc-shaped lane may be perpendicular or parallel to the current lane, or may be oblique, such as forming an included angle of 30 ° to 60 ° with the current lane of the current road; the radian corresponding to each arc lane can be 180 degrees, and can be smaller or larger; the shape of each lane can also be adjusted, for example, the lanes under the bridge can also be arranged into an arc shape, so that the vehicle can turn conveniently.
On the basis of the technical solutions provided by the above embodiments, it is preferable that at least one of the following items is provided at a position where the intersection is free, that is, a position where there is no lane: parking area, filling station, greenbelt etc. further improve the land utilization ratio at crossing.
On the basis of the technical solutions provided by the above embodiments, it is preferable that a non-motor lane may be further provided along the outer side of each road, for example, on the right side of each road, the non-motor lane is provided on the outer sides of the first extension lane and the left-turn u-turn lane, and on the left side of each road, the non-motor lane is provided on the outer sides of the second extension lane and the left-turn lane, so that the non-motor vehicle can conveniently pass through the intersection.
On the basis of the technical solutions provided by the above embodiments, preferably, buildings may be further provided around the intersection. The distance between the building and the respective road may be greater than a certain distance, for example 25 meters. On the basis of the technical solutions provided by the above embodiments, it is preferable that each road may also be expanded on the basis of a single lane, for example, four lanes, six lanes, eight lanes, and the like. In the extended road, the function of each lane may be set according to actual needs, for example, one or more straight lanes may be added on the basis of the above embodiments, or the main lane/the opposite lane/the standby lane may be extended to two lanes, three lanes, and the like.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An intersection road structure comprising: four roads forming the intersection; each road comprises a local lane and an opposite lane; it is characterized in that the preparation method is characterized in that,
at the preset distance department near intersection center, the local lane below of every road is provided with underbridge lane, and the local lane of every road is in passing through after the underbridge lane, divide into three lane: a straight lane, a right-turn lane and a left-turn U-turn lane;
the left-turn U-turn lane is connected with one end of the underbridge lane of the road;
each road further comprises a U-turn lane and a left-turn lane, and the U-turn lane and the left-turn lane are both connected with the other end of the underbridge of the road;
the U-turn lane is connected with the opposite lane of the road;
the left-turn lane is connected with the underbridge lane of the left road.
2. The intersection road structure of claim 1, wherein the four roads are: east, west, south and north roads;
the east road, the west road, the south road and the north road are respectively positioned at the east side, the west side, the south side and the north side of the center of the intersection;
the left side of the east road is a south road, the right side of the east road is a north road, and the opposite direction of the east road is a west road;
the left side of the west road is a north road, the right side of the west road is a south road, and the opposite side of the west road is an east road;
the left side of the south road is a west road, the right side of the south road is an east road, and the opposite side of the south road is a north road;
the left side of the north road is an east road, the right side of the north road is a west road, and the opposite direction of the north road is a south road.
3. The intersection road structure of claim 2, wherein a portion where the southbound road and the northbound road are connected is disposed above a portion where the east road and the west road are connected;
or the part where the south road and the north road are connected is arranged below the part where the east road and the west road are connected.
4. The intersection road structure of claim 1, wherein the straight-through lane of each road is connected with the opposite lane of the opposite road; the right-turn lane of each road is connected with the opposite lane of the right road.
5. The intersection road structure of claim 1, wherein the u-turn lane and the left-turn u-turn lane are both arc-shaped;
the circle center corresponding to the U-turn lane is superposed with the circle center corresponding to the left-turn U-turn lane, and the radius corresponding to the U-turn lane is equal to the radius corresponding to the left-turn U-turn lane;
the radian corresponding to the left-turn U-turn lane and the radian corresponding to the U-turn lane are both 45 degrees.
6. The intersection road structure of claim 5, wherein the right-turn lane of each road is radiused;
the radius corresponding to the right-turn lane is larger than the radius corresponding to the left-turn U-turn lane or the U-turn lane;
the radian of the right-turn lane is smaller than that of the left-turn turning lane or the turning lane.
7. The intersection road structure of any of claims 1-6, further comprising: and the standby lanes are arranged on the outer sides of the underbridge lane and the left-turn lane.
8. The intersection road structure of claim 1, wherein each road further comprises a first extension lane and a second extension lane;
the left-turn U-turn lane of each road is connected with the underbridge lane of the road through the first extension lane of the road;
the U-turn lane and the left-turn lane of each road are connected with the underbridge lane of the road through the second extension lane of the road;
the left-turn lane of each road is connected with the underbridge lane of the left road through the first extension lane of the left road.
9. The intersection roadway structure of claim 8, wherein the first extension lane and the second extension lane of each roadway are parallel to the directional lane of the respective roadway;
the left-turn U-turn lane and the U-turn lane of each road are arc-shaped.
10. The intersection road structure of claim 8, wherein the first extension lane of each road is parallel to the local lane of the local road, and the distance between the first extension lane of each road and the local lane of the local road is less than a preset threshold;
the second extension lane of each road comprises a straight driving lane and an arc driving lane, the straight driving lane is parallel to the local lane of the road, and the distance between the straight driving lane and the local lane of the road is smaller than the preset threshold value;
the arc driving lane and the left-turn and turn-around lane of the road are symmetrically arranged.
Priority Applications (1)
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| CN201810036790.7A CN108330757B (en) | 2018-01-15 | 2018-01-15 | Road structure of intersection |
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| CN201810036790.7A CN108330757B (en) | 2018-01-15 | 2018-01-15 | Road structure of intersection |
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| CN108330757A CN108330757A (en) | 2018-07-27 |
| CN108330757B true CN108330757B (en) | 2020-04-21 |
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| CN201810036790.7A Expired - Fee Related CN108330757B (en) | 2018-01-15 | 2018-01-15 | Road structure of intersection |
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| CN (1) | CN108330757B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0525802A (en) * | 1991-07-19 | 1993-02-02 | Takao Ito | Construction of multi-level crossing |
| CN1339633A (en) * | 2001-09-21 | 2002-03-13 | 刘克勤 | Medium speed direct turning type overpass |
| DE69825478T2 (en) * | 1997-11-19 | 2005-09-29 | Lee, Jang Hee | ROAD CROSSING SYSTEM |
| CN2771278Y (en) * | 2004-01-05 | 2006-04-12 | 张彦修 | Crossroads ore body bridge |
| CN200985480Y (en) * | 2006-12-29 | 2007-12-05 | 王福友 | Non-obstacle crossroad road structure |
| CN204940026U (en) * | 2014-03-13 | 2016-01-06 | 钟仁兵 | Novel traffic road mouth structure |
-
2018
- 2018-01-15 CN CN201810036790.7A patent/CN108330757B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0525802A (en) * | 1991-07-19 | 1993-02-02 | Takao Ito | Construction of multi-level crossing |
| DE69825478T2 (en) * | 1997-11-19 | 2005-09-29 | Lee, Jang Hee | ROAD CROSSING SYSTEM |
| CN1339633A (en) * | 2001-09-21 | 2002-03-13 | 刘克勤 | Medium speed direct turning type overpass |
| CN2771278Y (en) * | 2004-01-05 | 2006-04-12 | 张彦修 | Crossroads ore body bridge |
| CN200985480Y (en) * | 2006-12-29 | 2007-12-05 | 王福友 | Non-obstacle crossroad road structure |
| CN204940026U (en) * | 2014-03-13 | 2016-01-06 | 钟仁兵 | Novel traffic road mouth structure |
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| Publication number | Publication date |
|---|---|
| CN108330757A (en) | 2018-07-27 |
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