CN101476272A - Straddle type right turning intersection for road junction - Google Patents
Straddle type right turning intersection for road junction Download PDFInfo
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- CN101476272A CN101476272A CNA2009100580311A CN200910058031A CN101476272A CN 101476272 A CN101476272 A CN 101476272A CN A2009100580311 A CNA2009100580311 A CN A2009100580311A CN 200910058031 A CN200910058031 A CN 200910058031A CN 101476272 A CN101476272 A CN 101476272A
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Abstract
The invention relates to a self crossing type right turning viaduct in crossing, suitable for turning right at crossing under Chinese current road traffic rules, which comprises the arcs on two end of the first viaduct floor jointed to the horizontal plane and a right bent viaduct with two bends of 60-120 degrees on both ends; the entry end and the exit end of the right turning viaduct are positioned at the crossing far from the crosswalk and the right side crosswalk; the entry end is positioned on the motor straight going side of the non-mechanical vehicle lane or on the mechanical vehicle lane; the exit end is positioned on motor straight going side on the right side road of the entry end or on the right non-mechanical vehicle lane; and the function formula of the obliquity degree number Y of the oblique bridge pier, the turning angle degree number X, and the turning length L is: Y=90-K[(180-X)/L]. The invention can realize automobile unblocked right turning on straight going side lane, that is, no road occupation conflict with the pedestrians on crosswalk with turning right. in addition, the right turning viaduct has low requirement for height, low building cost and less influence to the normal traffic at crossing wile constructing.
Description
Technical field
The invention belongs to technical field of road flyovers, particularly relate to the right-hand bend overpass bridge of Chinese existing road traffic rules at the Xrds crossing.
Background technology
The automobile curved treating method that turns right in present international and domestic urban road usual friendship crossroad has only two kinds: the one, let alone right curved automobile.People think that it is the simplest that automobile turns right curved, because the automobile of any other direction of its discord clashes, therefore can travel without restriction, even also like this when red light, but just at this moment, serious conflict has but taken place with the street pedestrian in this limb road in right curved automobile.Because street pedestrian and right curved automobile are let pass simultaneously, the situation that has caused people's car to mix row, automobile blames that the street pedestrian influences road speed for; The street pedestrian fears that right curved automobile threatens their life safety and life, and accident at any time all may get into an accident.The 2nd, the right curved automobile of restriction, just can travel when having only green light, the pedestrian in this sample limb road is a comparison safety, but right curved automobile has been wasted time and the gasoline that waits red light, also wasted the segment path resource, the more important thing is that the automobile right side also will clash with the street pedestrian in another limb road after curved.Generally speaking, no matter be when green light, to travel to turn right or when red light, travel right-hand bend, the right-hand bend automobile all clashes with the street pedestrian inevitably.
Summary of the invention
The purpose of this invention is to provide in the intersection no matter green light or red light phase, the Straddle type right turning intersection for road junction that the right-hand rotation automobile can both be not clash with the street pedestrian.
Owing to be in the intersection, all there is cross walk on every road of intersection, for preventing that automobile from utilizing same road surface to produce road occupying with cross walk twice to conflict beginning to turn right and turned right simultaneously, prevent that automobile from hurting sb.'s feelings, or the people keeps off the problem of stifled automobile, and intersection of the present invention realizes that with the right-hand rotation automobile and twice cross walk that will pass through of turning right the shunting is current from straddle type right-hand bend overpass bridge.
Structure of the present invention is:
The intersection is from the straddle type overpass bridge of turning right,
The arch, the two ends that comprise water receiving plane, one deck bridge floor two ends are the curved overpass bridge in the right side that 60-120 degree are turned, and the last bridge end and the following bridge end of right curved overpass bridge are positioned at the position of intersection away from cross walk and right side cross walk; The last bridge end of right curved overpass bridge is positioned at by on the automobile craspedodrome by-pass of non-motorway, or upward the bridge end is positioned on the non-motorway; The following bridge end of right curved overpass bridge is positioned on the right side road automobile craspedodrome by-pass on bridge end right side, or the bridge end is positioned on the non-motorway in right side on bridge end right side down.
This intersection is connected to three kinds of modes from straddle type right-hand bend overpass bridge two ends and road surface:
1, the overpass bridge two ends be positioned at away from cross walk by on the automobile craspedodrome by-pass of non-motorway, this automobile craspedodrome by-pass that will take the intersection.
2, the overpass bridge two ends are positioned on the non-motorway away from cross walk, this non-motorway of part that will take the intersection, but do not take the automobile craspedodrome by-pass of intersection.
3, overpass bridge one end be positioned at away from cross walk by on the automobile craspedodrome by-pass of non-motorway, this end will take the automobile craspedodrome by-pass of intersection.The overpass bridge other end is positioned on the non-motorway away from cross walk, and this end will take the non-motorway of part of intersection, but does not take the automobile craspedodrome by-pass of intersection.
Intersection of the present invention is provided with upright bridge pier and oblique bridge pier from the middle part of the turn fractions of straddle type right-hand bend overpass bridge, the inclined-plane earth point of oblique bridge pier is positioned at the position beyond the bridge floor vertical level, if the minimum clamp angle number of the inclined-plane of oblique bridge pier and horizontal plane is Y, angle of turn is X, the two ends length that begins to turn is L, set 9≤K≤12, then functional relation is:
Y＝90-K[(180-X)÷L]
K is the correction value to X and L relational expression in the following formula.The intersection from straddle type right-hand bend overpass bridge in the down town place with the current a small amount of traction engine of car, the span of K is 9≤K≤10.The intersection is from the countryside of straddle type right-hand bend overpass bridge beyond in the down town, and based on the place of current traction engine, the span of K is 11≤K≤12.
Upright bridge pier can separate with oblique bridge pier, also can be one.When upright bridge pier and oblique bridge pier are one, synthetic trapezoidal bridge pier, the inclined-plane of trapezoidal bridge pier and horizontal plane angle are the Y degree.
Above-mentioned intersection is positioned at cross walk and cross walk position, right side from the bottom surface of straddle type right-hand bend overpass bridge liftoff minimum altitude is a 2--3 rice, and the people on its cross walk and the right side cross walk can be passed through.Can consume a large amount of overpass bridge constructional materialss less like this, the automobile of realizing again turning right is unimpeded, not with walked crosswise Chu people's road occupying and conflicted.
The road of general intersection is that 60-120 degree intersect, but great majority 90 degree intersect.The road intersection is any camber in a word, and the intersection is exactly that what camber matches from straddle type right-hand bend overpass bridge.
The explanation of institute of the present invention word:
Right curved overpass bridge: be meant in the intersection flexible car passing bridge identical with the curved shape of automobile right-hand bend circuit.
Last bridge end: the bridge floor part that refers to flexible car bridge from the horizontal plane.
Non-motorway: non-motorway model refers to the motorway road surface in addition of intersection.
Following bridge end: refer to flexible car under the bridge floor to the bridge floor part of horizontal plane.
Cross walk and right side cross walk: refer to the intersection, the people passes carriage way from road one side, arrives the road surface of road opposite side.
Right curved or right-hand bend: be meant of the automobile right-hand bend of Chinese existing road traffic rules at the Xrds crossing.The country that keeps to the left in Japan or Hong-Kong, this right side of this paper is curved or to turn right then be that a left side is curved or turn left, and promptly becomes curved overpass bridge in a left side or left-hand bend overpass bridge, and the title meaning becomes the intersection from the straddle type overpass bridge that turns left.
Advantage of the present invention:
The intersection can realize not producing the unimpeded right-hand rotation of an automobile craspedodrome by-pass road occupying with the pedestrian of cross walk and right side cross walk when promptly turning right and conflict from straddle type right-hand bend overpass bridge.In addition, the requirement for height of right curved overpass bridge is low, and building costs is low, and the bridge construction construction not too influences this normal traffic at crossing.
The invention solves the road occupying conflict that takes place between right curved automobile and the street pedestrian, realized the pedestrian and vehicle separation that the intersection automobile is turned right, take their own roads.Can people-oriented, go back in the people, can save the time of the curved automobile that turns right again, increase substantially the traffic capacity of road.
Description of drawings
Fig. 1 is the four kind example structure schematic diagrames of the present invention at right-angled intersection;
Fig. 2 be upright bridge pier of the present invention and oblique bridge pier be one from straddle type right-hand bend overpass bridge structural representation;
Fig. 3 be the upright bridge pier of the present invention with oblique bridge pier be separate from straddle type right-hand bend overpass bridge structural representation;
1 is right curved overpass bridge, the 2nd among the figure, last bridge end, the 3rd, non-motorway, the 4th, automobile craspedodrome by-pass, the 5th, following bridge end, the 6th, right side road automobile craspedodrome by-pass, the 7th, the non-motorway in right side, the 8th, cross walk, the 9th, right side cross walk, the 10th, upright bridge pier, the 11st, oblique bridge pier, the 12nd, the inclined-plane of oblique bridge pier.
The specific embodiment
There are arch, the two ends on water receiving plane, one deck bridge floor two ends to be the curved overpass bridge 1 in the right side that 100 degree are turned, the last bridge end 2 and the following bridge end 5 of right curved overpass bridge 1 are positioned at the 40 meters positions of intersection away from cross walk 8 and right side cross walk 9, make its right curved overpass bridge 1 stride across right curved two cross walks 8,9 of automobile; The last bridge end 2 of right curved overpass bridge 1 is positioned at by on the automobile craspedodrome by-pass 4 of non-motorway 3; The following bridge end 5 of right curved overpass bridge 1 is positioned on the right side road automobile craspedodrome by-pass 6 on bridge end 2 right sides.The terrain clearance that right curved overpass bridge 1 bottom surface is positioned at cross walk 8 and right side cross walk 9 positions is 2 meters.
Embodiment 2, the intersection that is positioned on the non-motorway at the two ends of downtown area have arch, the two ends on water receiving plane, one deck bridge floor two ends to be the curved overpass bridge 1 in 90 right sides of turning from straddle type right-hand bend overpass bridge, the two ends length that begins to turn is 50 meters, the last bridge end 2 and the following bridge end 5 of right curved overpass bridge 1 are positioned at the 40 meters positions of intersection away from cross walk 8,9, two cross walks 8 that make that its right curved overpass bridge 1 strides across that the automobile right side bends and right side cross walk 9; The last bridge end 2 of right curved overpass bridge 1 is positioned on the non-motorway 3; The following bridge end 5 of right curved overpass bridge 1 is positioned on the right side road automobile craspedodrome by-pass 6 on bridge end 2 right sides.The terrain clearance that right curved overpass bridge 1 bottom surface is positioned at cross walk 8 and right side cross walk 9 positions is 2 meters.
The middle part of the turn fractions of present embodiment overpass bridge is provided with upright bridge pier 10 and oblique bridge pier 11, inclined-plane 12 earth points of oblique bridge pier are positioned at the position beyond the bridge floor vertical level, make it to decompose the impact strength of the centrifugal force of turning automobile to overpass bridge, the inclined-plane 12 of oblique bridge pier is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=90 degree, the two ends length that begins to turn is L=50 rice, set K=9, then to count Y with the minimum clamp angle of horizontal plane be 73.8 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-9[(180.0-90.0) ÷ 50.0]=73.8 (degree)
There are arch, the two ends on water receiving plane, one deck bridge floor two ends to be the curved overpass bridge 1 in the right side that 60 degree are turned, the two ends length that begins to turn is 40 meters, the last bridge end 2 and the following bridge end 5 of right curved overpass bridge 1 are positioned at the 60 meters positions of intersection away from cross walk 8 and right side cross walk 9, make its right curved overpass bridge 1 stride across right curved two cross walks 8,9 of automobile; The last bridge end 2 of right curved overpass bridge 1 is positioned on the non-motorway 3; The following bridge end 5 of right curved overpass bridge 1 is positioned on the non-motorway 7 in right side on bridge end 2 right sides.The terrain clearance that right curved overpass bridge 1 bottom surface is positioned at cross walk 8 and right side cross walk 9 positions is 3 meters.
The middle part of the turn fractions of present embodiment overpass bridge is provided with upright bridge pier 10 and oblique bridge pier 11, inclined-plane 12 earth points of oblique bridge pier are positioned at the position beyond the bridge floor vertical level, make it to decompose the impact strength of the centrifugal force of turning automobile to overpass bridge, the inclined-plane 12 of oblique bridge pier is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=60 degree, the two ends length that begins to turn is L=40 rice, set K=9, then to count Y with the minimum clamp angle of horizontal plane be 63.0 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-9[(180.0-60.0) ÷ 40.0]=63.0 (degree)
There are arch, the two ends on water receiving plane, one deck bridge floor two ends to be the curved overpass bridge 1 in the right side that 120 degree are turned, the two ends length that begins to turn is 70 meters, the last bridge end 2 and the following bridge end 5 of right curved overpass bridge 1 are positioned at the 40 meters positions of intersection away from cross walk 8,9, two cross walks 8 that make that its right curved overpass bridge 1 strides across that the automobile right side bends and right side cross walk 9; The last bridge end 2 of right curved overpass bridge 1 is positioned on the non-motorway 3; The following bridge end 5 of right curved overpass bridge 1 is positioned on the right side road automobile craspedodrome by-pass 6 on bridge end 2 right sides.The terrain clearance that right curved overpass bridge 1 bottom surface is positioned at cross walk 8 and right side cross walk 9 positions is 2 meters.
The middle part of the turn fractions of present embodiment overpass bridge is provided with upright bridge pier 10 and oblique bridge pier 11, inclined-plane 12 earth points of oblique bridge pier are positioned at the position beyond the bridge floor vertical level, make it to decompose the impact strength of the centrifugal force of turning automobile to overpass bridge, the inclined-plane of oblique bridge pier (12) is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=120 degree, the two ends length that begins to turn is L=70 rice, set K=10, then to count Y with the minimum clamp angle of horizontal plane be 81.4 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-10[(180.0-120.0) ÷ 70.0]=81.4 (degree)
This overpass bridge structure, position are same as embodiment 2, but since this intersection from the countryside of straddle type right-hand bend overpass bridge beyond in the down town, based on the place of current traction engine, the value of K is K=11,
The inclined-plane 12 of oblique bridge pier is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=90 degree, and the two ends length that begins to turn is L=50 rice, sets K=11, then to count Y with the minimum clamp angle of horizontal plane be 70.2 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-11[(180.0-90.0) ÷ 50.0]=70.2 (degree)
This overpass bridge structure, position are same as embodiment 3, but since this intersection from the countryside of straddle type right-hand bend overpass bridge beyond in the down town, based on the place of current traction engine, the value of K is K=11,
The inclined-plane 12 of oblique bridge pier is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=60 degree, and the two ends length that begins to turn is L=40 rice, sets K=11, then to count Y with the minimum clamp angle of horizontal plane be 57.0 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-11[(180.0-60.0) ÷ 40.0]=57.0 (degree)
This overpass bridge structure, position are same as embodiment 4, but since this intersection from the countryside of straddle type right-hand bend overpass bridge beyond in the down town, based on the place of current traction engine, the value of K is K=12,
The inclined-plane 12 of oblique bridge pier is Y with the minimum clamp angle number of horizontal plane, angle of turn is the X=120 degree, and the two ends length that begins to turn is L=70 rice, sets K=9, then to count Y with the minimum clamp angle of horizontal plane be 79.7 (degree) on the inclined-plane 12 of oblique bridge pier, and it is calculated as follows:
Y=90.0-K[(180.0-X) ÷ L]=90.0-12[(180.0-120.0) ÷ 70.0]=the upright bridge pier 10 of 79.7 (degree) and oblique bridge pier 11 are one.Present embodiment finds out that the turning number of degrees are big, and turning length is long more, the approaching more upright bridge pier 10 of then oblique bridge pier 11.
Claims (4)
1, the intersection is from the straddle type overpass bridge of turning right, it is characterized in that: the arch, the two ends that comprise water receiving plane, one deck bridge floor two ends are the curved overpass bridge (1) in the right side that 60-120 degree are turned, and the last bridge end (2) and the following bridge end (5) of right curved overpass bridge (1) are positioned at the position of intersection away from cross walk (8) and right side cross walk (9); The last bridge end (2) of right curved overpass bridge (1) is positioned at by on the automobile craspedodrome by-pass (4) of non-motorway (3), or upward bridge end (2) is positioned on the non-motorway (3); The following bridge end (5) of right curved overpass bridge (1) is positioned on the right side road automobile craspedodrome by-pass (6) on bridge end (2) right side, or bridge end (5) is positioned on the non-motorway in right side (7) on bridge end (2) right side down.
2, intersection according to claim 1 is from the straddle type overpass bridge of turning right, it is characterized in that: the middle part of the turn fractions of this bridge is provided with upright bridge pier (10) and oblique bridge pier (11), the inclined-plane of oblique bridge pier (12) earth point is positioned at the position beyond the bridge floor vertical level, if the inclined-plane of oblique bridge pier (12) are Y with the minimum clamp angle number of horizontal plane, angle of turn is X, the two ends length that begins to turn is L, sets 9≤K≤12, and then functional relation is:
Y＝90-K[(180-X)÷L]
K is to X and L relational expression correction value in the following formula.
3, intersection according to claim 1 and 2 is characterized in that from the straddle type overpass bridge of turning right: the liftoff minimum altitude that right curved overpass bridge (1) bottom surface is positioned at cross walk (8) and right side cross walk (9) position is a 2--3 rice.
4, intersection according to claim 1 and 2 is characterized in that from the straddle type overpass bridge of turning right: right curved overpass bridge (1) is the right curved overpass bridges (1) of 90 degree.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100580311A CN101476272B (en) | 2009-01-05 | 2009-01-05 | Straddle type right turning intersection for road junction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100580311A CN101476272B (en) | 2009-01-05 | 2009-01-05 | Straddle type right turning intersection for road junction |
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| CN101476272A true CN101476272A (en) | 2009-07-08 |
| CN101476272B CN101476272B (en) | 2010-08-18 |
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| CN2009100580311A Expired - Fee Related CN101476272B (en) | 2009-01-05 | 2009-01-05 | Straddle type right turning intersection for road junction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343500A (en) * | 2013-07-31 | 2013-10-09 | 李安举 | Split open type barrier-free compound multifunctional three-dimensional irregular roundabout |
| CN103628374A (en) * | 2013-12-02 | 2014-03-12 | 中铁第四勘察设计院集团有限公司 | Road guiding structure and crossroad structure |
-
2009
- 2009-01-05 CN CN2009100580311A patent/CN101476272B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343500A (en) * | 2013-07-31 | 2013-10-09 | 李安举 | Split open type barrier-free compound multifunctional three-dimensional irregular roundabout |
| CN103343500B (en) * | 2013-07-31 | 2016-07-13 | 李安举 | A kind of open barrier-free compound multifunctional three-dimensional irregular roundabout of split |
| CN103628374A (en) * | 2013-12-02 | 2014-03-12 | 中铁第四勘察设计院集团有限公司 | Road guiding structure and crossroad structure |
| CN103628374B (en) * | 2013-12-02 | 2017-02-01 | 中铁第四勘察设计院集团有限公司 | Road guiding structure and crossroad structure |
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| Publication number | Publication date |
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| CN101476272B (en) | 2010-08-18 |
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Granted publication date: 20100818 Termination date: 20110105 |