CN116427315A - Self-interpretation-based small-space tunnel-interchange section path induction system - Google Patents

Self-interpretation-based small-space tunnel-interchange section path induction system Download PDF

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Publication number
CN116427315A
CN116427315A CN202310485211.8A CN202310485211A CN116427315A CN 116427315 A CN116427315 A CN 116427315A CN 202310485211 A CN202310485211 A CN 202310485211A CN 116427315 A CN116427315 A CN 116427315A
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China
Prior art keywords
tunnel
sign
mark
road
exit
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CN202310485211.8A
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Chinese (zh)
Inventor
杜志刚
张兴
马傲君
陈国俊
张抒扬
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Priority to CN202310485211.8A priority Critical patent/CN116427315A/en
Publication of CN116427315A publication Critical patent/CN116427315A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/576—Traffic lines
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure

Abstract

The invention relates to a self-interpretation-based small-space tunnel-interchange road section path induction system, which comprises a mark marking induction system and a sight line induction system, wherein the mark marking induction system and the sight line induction system are arranged according to space conditions, and the space conditions are divided into three conditions: the distance between the tunnel outlet and the interchange outlet is smaller than 6s, the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, and the distance between the tunnel outlet and the interchange outlet is larger than 15 s; the mark marking induction system comprises a pre-notice point road indicating mark, a warning point road indicating mark, an action point road indicating mark, a notification point road indicating mark and a pavement character mark, and the sight line induction system comprises an oblique arched reflecting strip, a waistband line, a fishbone arrow-shaped elevation mark and a diversion induction pillar. The invention enables the small-spacing tunnel-interchange road section area to have self-explanatory property, can transmit guidance information with continuity and progressive property in front-back meaning to a driver, and longitudinally decomposes driving tasks.

Description

Self-interpretation-based small-space tunnel-interchange section path induction system
Technical Field
The invention relates to the technical field of road traffic safety, in particular to a self-explanatory-based small-space tunnel-interchange road section path guidance system.
Background
Due to the limitation of factors such as topography, design conditions, planning space and the like, a plurality of sections with small intervals between tunnel outlets and interchange main line outlets gradually appear on the expressway, and according to the existing research and operation experience, the accident rate of the sections with small intervals of tunnel-interchange is far higher than that of other sections of the main line, so that the sections have become safe pain points for operation management of the expressway in recent years.
When a driver runs on a small-space tunnel-interchange road section, because the driver is influenced by a tunnel suppression environment and a white hole effect for a long time, a large amount of road information needs to be judged in a short time before the driver leaves the interchange after the driver leaves the tunnel, so that the driver is very easy to miss an interchange exit or hesitate, suddenly change lanes, suddenly brake and the like at the interchange exit, and great traffic safety hazards exist; in addition, the small-spacing tunnel-interchange road section also has the problem that the setting of the road indicating sign is difficult, the road indicating information of the exit is insufficient, a driver is difficult to acquire enough exit information in advance, and the judgment of the exit ramp is difficult, so that the situation of missing the exit is easy to occur.
The separated areas of the entrance tunnel and the exit of the interchange are road sections with dangerous driving and frequent accidents, the essence of the small-space tunnel-interchange road sections is superposition of the two dangerous areas, and the problems of extremely high traffic safety hidden danger and urgent need to be solved for road traffic safety are already existed.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a self-explanatory-based small-space tunnel-interchange road section path guidance system which can provide guidance information with continuity in front and back significance and progressive property for a driver, ensure that the driver can easily identify an interchange exit ramp, accord with the driving expectations of the driver and can enable the driver to take matched driving behaviors, and further realize easy and safe driving.
The technical scheme adopted for solving the technical problems is as follows: the method comprises the steps of constructing a self-explanatory-based small-space tunnel-interchange road section path induction system, wherein the system comprises a mark line induction system and a sight line induction system, the mark line induction system and the sight line induction system are arranged according to space conditions, and the space conditions are divided into three conditions: the distance between the tunnel outlet and the interchange outlet is smaller than 6s, the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, and the distance between the tunnel outlet and the interchange outlet is larger than 15 s; the mark marking induction system comprises a pre-notice point road indicating mark, a warning point road indicating mark, an action point road indicating mark, a notification point road indicating mark and a pavement character mark, and the sight line induction system comprises an oblique arched reflecting strip, a waistband line, a fishbone arrow-shaped elevation mark and a diversion induction post; the oblique arched reflecting strips are arranged on the side wall of the tunnel, the waistband lines are continuously arranged on the side wall of the tunnel, the fishbone arrow-shaped elevation marks are arranged on the waistband lines, and the diversion inducing columns are arranged at the road edges of the tunnel outlet inspection and repair;
when the distance between the tunnel outlet and the interchange outlet is smaller than 6s of travel, the starting point of the transition section of the exit deceleration lane of the tunnel-interchange is a datum point, and the datum point is arranged in the tunnel; setting a road indicating mark of a forenotice point at a distance of 3km, 2km and 1km from the datum point respectively, wherein the road indicating marks of the forenotice point in the tunnel are not less than two; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; the area of the main line side and the outlet side of the tunnel-interchange is a diversion triangle area, and a notification point road pointing mark is arranged at the nose end of the diversion triangle area; lane boundaries of a main line side and an exit side of the tunnel-interchange are all set to be broken lines;
when the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, the datum point is arranged outside the tunnel; setting a road indicating mark of a forenotice point at a distance of 3km, 2km and 1km from the datum point respectively, wherein the road indicating mark of the forenotice point positioned outside the tunnel is not less than one road; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; setting a notification point road indicating mark at the nose end of the diversion triangle area; the lane boundary between the main line side and the exit side of the tunnel-interchange is set to be a solid line before a 1km advance notice point road indicating sign and to be a broken line after the 1km advance notice point road indicating sign;
when the distance between the tunnel outlet and the interchange outlet is larger than 15s, the datum point is arranged outside the tunnel, the advance notice point road indicating marks are respectively arranged at the distance of 3km, 2km and 1km from the datum point, and the advance notice point road indicating marks are arranged in the tunnel; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; setting a notification point road indicating mark at the nose end of the diversion triangle; lane boundaries of a main line side and an exit side of the tunnel-interchange are set to be solid lines in the tunnel and are broken lines at 120-150 m positions after the tunnel exits.
According to the scheme, the advance notice point road indicating sign, the warning point road indicating sign, the action point road indicating sign and the notification point road indicating sign which are arranged in the tunnel are all LED self-luminous and are hung at the top of the tunnel; the pre-notice point road indicating sign, the warning point road indicating sign, the action point road indicating sign and the notification point road indicating sign are arranged outside the tunnel, the surfaces of the pre-notice point road indicating sign and the warning point road indicating sign are respectively provided with a retroreflective film, the pre-notice point road indicating sign and the warning point road indicating sign adopt portal supporting structures, and the action point road indicating sign and the notification point road indicating sign adopt single cantilever supporting structures.
According to the scheme, the notice point road indicating sign comprises a main line information notice sign, an export information notice sign and an export number sign; the main line information forenotice mark arranged in the tunnel is in the shape of an upper arch and a lower rectangle, the main line information forenotice mark arranged outside the tunnel is in the shape of a square, and the mark layout is provided with a road name information outer frame of the upper arch and the lower rectangle; the sign board shape of the exit information forenotice sign arranged in the tunnel is a left rectangle and a right arch, the sign board shape of the exit information forenotice sign arranged outside the tunnel is square, the sign layout is a road name information outer frame of the left rectangle and the right arch, and the top of the exit information forenotice sign arranged outside the tunnel is provided with an exit number sign;
the warning point road indicating sign comprises a main line information warning sign, an exit information warning sign and an exit number sign, wherein the sign board of the main line information warning sign arranged in the tunnel is in the shape of an upper arch shape and a lower rectangle, the sign board of the main line information warning sign arranged outside the tunnel is in the shape of a square, and the sign layout is provided with a road name information outer frame of the upper arch shape and the lower rectangle; the signpost shape of the exit information warning sign arranged in the tunnel is an upper sharp angle, a lower left rectangle and a lower right arch; the sign board of the exit information warning sign arranged outside the tunnel is square in shape, the sign layout is a road name information outer frame with an upper sharp angle, a lower left rectangle and a lower right arch, and an exit number sign is arranged at the top of the exit information warning sign arranged outside the tunnel; the exit information warning sign arranged outside the tunnel has an upper sharp angle accounting for 1/3 of the height of the total shape and a lower sharp angle accounting for 2/3 when the exit information warning sign is 500m away from the datum point; the exit information warning sign arranged outside the tunnel has an upper sharp angle of 1/2 and a lower sharp angle of 1/2 when the exit information warning sign is 300m away from the datum point; the exit information warning sign arranged outside the tunnel has an upper sharp angle of 2/3 and a lower sharp angle of 1/3 when the exit information warning sign is 100m away from the datum point;
the action point road indicating sign is provided with outlet information, and the sign board of the action point road indicating sign arranged in the tunnel is triangular; the sign board of the action point road indicating sign arranged outside the tunnel is square in shape, the road name information outer frame of the triangle is arranged on the layout of the action point road indicating sign arranged outside the tunnel, and the outlet number sign is arranged at the top of the action point road indicating sign arranged outside the tunnel;
the road name information external frame of the triangle is arranged on the layout of the road indicating sign board, a large-size exit number sign is arranged at the top of the road indicating sign, and the large-size exit number sign is equal in width to the road indicating sign board.
According to the scheme, the layout information of the main line information forenotice mark and the main line information warning mark comprises an arrow and road name information which downwards indicate a lane, the arrow and the road name information of the main line information forenotice mark and the main line information warning mark which are arranged in a tunnel are red-bottomed white words, the arrow and the road name information of the main line information forenotice mark and the main line information warning mark which are arranged outside the tunnel are green-bottomed white words, and the outer frame of the road name information is red; the layout information of the exit information forenotice mark and the exit information warning mark comprises an arrow indicating the driving direction obliquely upwards to the right, exit road name information and exit distance, the exit information forenotice mark and the exit information warning mark which are arranged in the tunnel are blue-bottomed white characters, the exit information forenotice mark and the exit information warning mark which are arranged outside the tunnel are green-bottomed white characters, the outer frame of the exit road name information is blue, and the upper sharp corner of the exit information warning mark is provided with a fluorescent yellow-green inner frame; the exit number mark layout information comprises a diversion direction pattern and an exit number;
the layout information of the action point road indicating mark comprises an arrow indicating the driving direction obliquely upwards to the right and exit road name information, the action point road indicating mark arranged in the tunnel is a fluorescent yellow-green bottom white character, the action point road indicating mark arranged outside the tunnel is a green bottom white character, and the outer frame of the exit road name information is fluorescent yellow-green;
the notification point road indicating mark comprises an arrow indicating the shape of a ramp on a large curve, exit road name information and a large-size exit mark, the layout of the notification point road indicating mark is a green bottom white character, and the outer frame of the exit road name information is fluorescent yellow-green; the large-size outlet number mark comprises a diversion direction pattern, a yellow flashing lamp and an outlet number which are arranged side by side.
According to the scheme, road surface character marks are arranged 40-60 m in front of the advance notice point road indicating mark, the warning point road indicating mark, the action point road indicating mark and the notification point road indicating mark, and each road surface character mark comprises a large-color outer frame, a small-white character outer frame, a white pointing arrow and white road name information characters; the large-color outer frame arranged on the lane at the main line side is red, the front part of the large-color outer frame is arched, the large-color outer frame arranged on the lane at the outlet side is blue, and the front part of the large-color outer frame is right arrow-shaped; the line width of the outer frame of the small white text is 8-12 cm, the outer frame of the small white text arranged on the lane at the main line side is elliptical, and the outer frame of the small white text arranged on the lane at the outlet side is right arrow-shaped.
According to the scheme, the oblique arched reflecting strips are arranged at the warning point road indicating marks in the tunnel, five oblique arched reflecting strips are arranged at the 500m warning point road indicating marks, three oblique arched reflecting strips are arranged at the 300m warning point road indicating marks, one oblique arched reflecting strip is arranged at the 100m warning point road indicating marks, the oblique arched reflecting strips tend to the driving direction, the oblique arched reflecting strips arranged on the main line side are red, and the oblique arched reflecting strips arranged on the outlet side are blue.
According to the scheme, the waistband lines are continuously arranged on the whole tunnel, the waistband lines arranged on the side wall of the tunnel at the main line side are red, the waistband lines arranged on the side wall of the tunnel at the outlet side are blue, and a fishbone arrow-shaped elevation mark is arranged on the waistband lines arranged on the side wall of the tunnel close to the outlet side every 30-50 m from the 500m warning point.
According to the scheme, the arrangement range of the branching induction columns is 20-40 m in front of the tunnel outlet to 200-250 m outside the tunnel outlet, the branching induction columns are arranged at the positions close to the road edges of the inspection and repair, and the distance between the adjacent branching induction columns is 2-3 m; the branch induction column comprises a self-luminous stroboscopic fluorescent yellow-green small ball lamp, an induction column body and a large-size combined linear induction mark, wherein the induction column body is provided with a reflective film, the induction column body arranged on the main line side is red and white, the induction column body arranged on the outlet side is blue and white, and the column top of the induction column body is provided with the self-luminous stroboscopic fluorescent yellow-green small ball lamp; the height of the induction column body gradually decreases from the tunnel portal to the outside of the tunnel portal; and a large-size combined linear guiding mark is arranged between the adjacent guiding column shafts.
The self-explanatory-based small-distance tunnel-interchange section path induction system has the following beneficial effects:
1. aiming at tunnel-interchange road sections under different small-spacing conditions, the four-level advance notice system with advance notice points, warning points, moving points and notification points is arranged according to actual conditions, and induction information with continuity and progressive performance in front-rear sense is provided for drivers. The forenotice point is mainly used for reminding a driver of a main line outlet in front of the driver and reminding the driver of focusing on completing a driving task; the warning point is mainly used for reminding a driver of the fact that the front part of the driver is about to be a main line exit again, and the driver needs to change to a corresponding lane to prepare to drive off the main line; the main purpose of the driving point is to guide a driver to make driving behavior change according to the content of the mark and drive into a deceleration lane; the main purpose of the informing points is to clearly show the exit azimuth, position, road name information and the like of the driver, so as to help the driver check the driving path;
2. according to the invention, asymmetric guidance information is provided for a driver through the differential arrangement of the main line side and exit side road indicating marks and the guidance facility colors, so that the driver can better identify the main line and the exit, and the corresponding lanes are selected in advance according to the expected path, so that the guidance effect of lane division in advance is realized; in addition, fluorescent yellow-green color is fused into the road indication mark at the exit side, and the elevation mark is added on the side wall of the tunnel, so that the warning property of the exit is enhanced, and a driver can find and make a decision early;
3. according to the invention, the change of the driving task is reflected through the change of the road indicating mark and the shape of the road name information outer frame in the mark, so that the small-distance tunnel-interchange road section has high self-explanatory property, a driver can clearly determine the driving tasks of different points through the change of the inducted information, and the driving operation difficulty is reduced. For example, the forenotice points refer to the arc of the top of the main line sign in the road sign, the arc of the right side of the exit sign, and the direction of diversion is implied; the warning point refers to the sharp angle at the top of the exit sign in the road sign, which represents the driving task to be executed immediately, and the closer the distance from the exit is, the more the sharp angle is protruded, and the more the driving task is urgent.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a perspective view of a self-explanatory based small-pitch tunnel-interchange section path guidance system of the present invention;
FIG. 2 is a schematic diagram of the tunnel-interchange section zone sign layout of the present invention with a pitch less than 6 s;
FIG. 3 is a schematic view of the tunnel-interchange section zone sign layout of the present invention with a spacing greater than 6s travel but less than 15s travel;
FIG. 4 is a schematic representation of the tunnel-interchange section zone sign layout of the present invention with a spacing greater than 15 s;
FIG. 5 is a schematic illustration of a forenotice point road sign disposed in a tunnel in accordance with the present invention;
FIG. 6 is a schematic diagram of a indicator of a point of departure located outside a tunnel in accordance with the present invention;
FIG. 7 is a schematic view of a warning point indicator disposed within a tunnel in accordance with the present invention;
FIG. 8 is a schematic view of a warning point road sign of the present invention disposed outside a tunnel;
FIG. 9 is a schematic diagram of a mobile point road sign for setting in a tunnel according to the present invention;
FIG. 10 is a schematic diagram of a mobile point road sign outside a tunnel according to the present invention;
FIG. 11 is a schematic diagram of a notification point indicator according to the present invention;
FIG. 12 is a top view of a pavement marking according to the present invention;
FIG. 13 is a side view of an oblique arched reflector strip of the present invention;
FIG. 14 is a side view of a waistband line and fishbone arrow shaped elevation mark of the present invention;
FIG. 15 is a perspective view of a split induction column of the present invention;
FIG. 16 is a side view of the present invention directed toward the lure post.
In the figure: 1. the forenotice point indicates the road sign; 11. a main line information forenotice mark; 12. an exit information forenotice flag; 2. the warning point indicates the road sign; 21. a main line information warning flag; 22. an exit information alert flag; 3. a moving point indicates a road sign; 4. informing a point road indicating sign; 5. pavement character identification; 6. oblique arched reflecting strips; 7. a waistband line; 8. fishbone arrow-shaped elevation marks; 9. a branch inducing column; 91. self-luminous stroboscopic fluorescent yellow-green small ball lamp; 92. a guide post; 93; large-size combined linear guide marks.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 16, the self-explanatory small-distance tunnel-interchange road section path guidance system of the present invention includes a marker line guidance system and a line of sight guidance system, which are set according to distance conditions, the distance conditions being divided into three cases: the distance between the tunnel outlet and the interchange outlet is smaller than 6s, the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, and the distance between the tunnel outlet and the interchange outlet is larger than 15 s. The mark marking induction system comprises a pre-notice point road indicating mark 1, a warning point road indicating mark 2, an action point road indicating mark 3, a notification point road indicating mark 4 and a pavement character mark 5, and the sight line induction system comprises an oblique arched reflecting strip 6, a waistband line 7, a fishbone arrow-shaped elevation mark 8 and a diversion induction column 9; the oblique arched reflecting strips 6 are arranged on the side wall of the tunnel, the waistband lines 7 are continuously arranged on the side wall of the tunnel, the fishbone arrow-shaped elevation marks 8 are arranged on the waistband lines, and the diversion inducing columns 9 are arranged at the road edges of the tunnel outlet inspection.
The distance s=vt, where v is the design vehicle speed, and the road design vehicle speed is the vehicle safe driving speed value designed according to some geographic geometrical characteristics in the whole road under the least adverse condition to traffic safety, such as a minimum flat curve, a minimum longitudinal curve, and the like, that is, the minimum value of the safe driving speed that the driving vehicle can reach and ensure on the whole road at the design speed. The driving speed of the road design is determined according to the specific geographic geometrical characteristics of the road section, and the geographic geometrical characteristics of the road are determined by the following factors: the road surface comprises (1) a road plane line shape and a minimum bending curvature, (2) a road minimum longitudinal slope curvature and a maximum gradient, (3) a road subgrade cross section, road flatness and friction, (4) a road minimum width and a lane number, and (5) a road plane intersection and an intersection form.
When the distance between the tunnel outlet and the interchange outlet is smaller than 6s, the clear adaptation distance of the driver is not met, the influence of the white hole effect is still caused, and the driver is difficult to acquire road information; the datum point (point out of the beginning of the gradual change section of the deceleration lane, the same applies below) is arranged in the tunnel, the advance notice point road indicating marks 1 are respectively arranged at the distance of 3km, 2km and 1km from the datum point, at least two advance notice point road indicating marks 1 are arranged in front of the entrance of the tunnel, and if the condition is not satisfied, the advance notice point road indicating marks 1 can be additionally arranged; the warning point road indicating marks 2 are respectively arranged at 500m, 300m and 100m from the datum point; an action point road indicating mark 3 is arranged at the datum point; the area separated from the main line side and the outlet side is a diversion triangle, and a notification point road indicating sign 4 is arranged at the nose end of the diversion triangle; lane boundaries on the main road and the branch road are set as dotted lines; the setting method can induce the driver to change lanes before or in the tunnel, and make psychological preparation and early decision in advance.
When the distance between the tunnel exit and the interchange exit is larger than 6s travel but smaller than 15s travel, the clear adaptation distance of a driver is met, but the distance for visually recognizing the exit mark and changing lanes is not met; therefore, the datum point can be arranged outside the tunnel, the advance notice point road indicating marks 1 are respectively arranged at the distance of 3km, 2km and 1km from the datum point, and at least one advance notice point road indicating mark 1 is arranged outside the tunnel; the warning point road indicating marks 2 are respectively arranged at 500m, 300m and 100m of the distance datum points, and the warning point road indicating marks are arranged in the tunnel or outside the tunnel according to actual conditions; an action point road indicating mark 3 is arranged at the datum point; a notification point road indicating sign 4 is arranged at the nose end of the diversion triangle; the lane demarcation line of the main road is set as a solid line before the 1km forecast point and as a broken line after the 1km forecast point; the setting method can induce the driver to change to the outermost lane in the tunnel, so that lane division induction is performed in advance.
When the distance between the tunnel exit and the interchange exit is larger than 15s, the distance between the exit mark vision and the lane change is met, but the reaction distance of a driver is still smaller; setting the datum point outside the tunnel, and setting the advance notice point road indicating marks 1 at the positions 3km, 2km and 1km away from the datum point respectively, wherein the advance notice point road indicating marks are all ensured to be arranged in the tunnel, and if the condition is not satisfied, the advance notice point road indicating marks can be reduced; the warning point road indicating marks 2 are respectively arranged at 500m, 300m and 100m of the distance datum points, and the warning point road indicating marks are arranged in the tunnel or outside the tunnel according to actual conditions; an action point road indicating mark 3 is arranged at the datum point; a notification point road indicating sign 4 is arranged at the nose end of the diversion triangle; the lane dividing line of the main road is set as a solid line in the tunnel, and the lane dividing line becomes a dotted line 120-150 m after the tunnel exits; the arrangement mode can strengthen the induction of the exit, so that a driver can clearly determine the exit information and prepare to drive away from the main line.
If the advance notice point road indicating sign 1, the warning point road indicating sign 2, the action point road indicating sign 3 and the notification point road indicating sign 4 are arranged in the tunnel, the LED self-luminous is adopted, and the support structure is selected to be hung on the top of the tunnel; if the device is arranged outside the tunnel, the surface of the sign is covered with a retro-reflective film, the advance notice point road indicating sign 1 and the warning point road indicating sign 2 adopt portal type supporting structures, and the action point road indicating sign 3 and the notification point road indicating sign 4 adopt single cantilever type supporting structures; the size of the signpost is as follows in road traffic sign and marking part 2: standard sizes of corresponding signs in road traffic signs (GB 5768.2-2022).
The forenotice point road sign 1 comprises a main line information forenotice sign 11 and an exit information forenotice sign 22, if the main line information forenotice sign 11 is arranged in a tunnel, the sign board shape of the main line information forenotice sign 11 is an upper arch shape and a lower rectangle, the upper arch height is 0.5-0.6 times of the sign board width, if the main line information forenotice sign 11 is arranged outside the tunnel, the sign board shape of the main line information forenotice sign 11 is square, the sign layout is provided with a road name information outer frame of the upper arch shape and the lower rectangle, the size of the road name information outer frame can be the same as the size of a traffic sign in the tunnel (the same as the following), and the continuity consistency of induction is ensured; if the exit information forenotice sign 12 is arranged in the tunnel, the sign board shape of the exit information forenotice sign 12 is left rectangle+right arch, the right arch height is 0.2-0.3 times of the sign board length, if the exit information forenotice sign 12 is arranged outside the tunnel, the sign board shape of the exit information forenotice sign 12 is square, the sign board surface is provided with a road name information outer frame of the left rectangle+right arch, the sign top is provided with an exit number sign, the differential arrangement of the main line and the exit sign board shape is adopted, the upper arch of the main line and the right arch of the exit can suggest a diversion direction, so that a driver can clearly and automatically interpret the diversion direction.
The warning point indication mark 2 comprises a main line information warning mark 21 and an exit information warning mark 22, and the main line information warning mark 21 and the main line information forenotice mark 11 adopt the same setting method; if the exit information warning sign 22 is arranged in the tunnel, the sign board shape of the exit information warning sign 22 is an upper sharp angle, a lower left rectangle and a lower right arch, if the exit information warning sign 22 is arranged outside the tunnel, the sign board shape of the exit information warning sign 22 is square, the sign board surface is provided with a road name information outer frame of the upper sharp angle, the lower left rectangle and the lower right arch, and the sign top is provided with an exit number sign. The shape of the signpost of the upper sharp angle, the lower left rectangle and the lower right arch of the exit information warning sign 22 and the outer border of the road name information change along with the exit distance: the upper sharp angle at the 500m warning point is 1/3 of the height of the total shape, the lower sharp angle is 2/3, the upper sharp angle at the 300m point is 1/2, the lower sharp angle is 1/2, the upper sharp angle at the 100m point is 2/3, and the lower sharp angle is 1/3, by adopting the arrangement mode of changing the sharp angle at the upper part of the exit mark, a driver can clearly determine driving tasks at different points, the closer the distance to the exit is, the larger the proportion of the sharp angle is, the more outstanding the sharp angle is, the more urgent the driving task is, the driver needs to make driving operation change, and the self-interpretation of the induction information is enhanced.
The layout information of the main line information forenotice flag 11 and the main line information warning flag 21 includes an arrow indicating a lane downward, and road name information. If the layout information of the main line information forenotice mark 11 and the main line information warning mark 21 is arranged in the tunnel, red bottom white characters are adopted; if the layout information of the main line information forenotice sign 11 and the main line information warning sign 21 is set outside the tunnel, the green bottom white character is adopted, and the outer frame of the road name information is red. The layout information of the exit information forenotice flag 12 and the exit information warning flag 22 includes an arrow indicating the traveling direction obliquely upward to the right, exit road name information, and exit distance, and if the exit information forenotice flag 12 and the exit information warning flag 22 are set in the tunnel, blue-bottom white characters are used, and if the exit information forenotice flag 12 and the exit information warning flag 22 are set outside the tunnel, green-bottom white characters are used, and the road name information outer frame is blue. In addition, the upper sharp corner of the exit information warning sign 22 is provided with a fluorescent yellow-green inner frame, and the line width of the inner frame can be set to be 0.3-0.5 times of the height of the font in the sign; the exit number mark layout information comprises a diversion direction pattern and an exit number; the arrangement mode is used for lane dividing induction on the main line and the exit, red and blue are used for distinguishing, so that a driver can more easily identify the main line and the exit, and in addition, fluorescent yellow-green is fused into the sharp corner of the sign at the side of the exit, so that the warning performance of the exit is enhanced.
The moving point road sign 3 retains only the exit information. If the moving point road indicating sign 3 is arranged in the tunnel, the shape of the sign plate is changed from a sharp angle at the 2/3 upper part of a 100m warning point to a sharp angle at the 3/3 upper part, namely, a triangle, which represents the urgent driving task, and a driver must make a driving operation change to enter a deceleration lane so as to drive away from a main line. If the movable point road indicating sign 3 is arranged outside the tunnel, the sign board is square in shape, the sign layout is provided with a triangular road name information outer frame, and the top of the sign is provided with an exit number sign; the layout information of the moving point road sign 3 includes an arrow indicating the traveling direction obliquely upward to the right and exit road name information. If the moving point road indicating sign 3 is arranged in the tunnel, the fluorescent yellow-green bottom white character is adopted, if the moving point road indicating sign 3 is arranged outside the tunnel, the green bottom white character is adopted, the outer frame of road name information is fluorescent yellow-green, the saliency of the exit information is increased, and strong stimulus is given to a driver.
The informing point road indicating signpost 4 is square in shape, a triangular road name information outer frame is arranged on the layout, the layout information comprises arrows indicating the line shape of the ramp at a large curve and exit road name information, so that a driver can view the line shape of the ramp in advance, and the sense of direction is enhanced; the layout adopts green bottom white word, and the road name information outer frame is fluorescence yellow green, and the mark top is provided with and indicates the wide jumbo size export serial number sign of road sign equal to of some signboards, and jumbo size export serial number sign contains reposition of redundant personnel direction pattern, export serial number and yellow flashing light, can make export information distal end visibility stronger.
The road character mark 5 is arranged 40-60 m in front of the advance notice point road marking 1, the warning point road marking 2, the action point road marking 4 and the notification point road marking 5, and comprises a large color outer frame, a small white character outer frame, a white pointing arrow and white road name information characters; the size of the white pointing arrow and the white road name information text is as follows: standard size setting of road traffic line (GB 5768.3-2009); the total length of the large color outer frame is not smaller than 1.5-1.8 times of the total length of the white directional arrow and the white road name information characters, the width is 0.7-0.8 times of the width of the lane, the color of the large color outer frame is red when the large color outer frame is arranged on a main line side lane, the front part is arched, the color of the large color outer frame is blue when the large color outer frame is arranged on an outlet side lane, and the front part is right arrow-shaped. The width of the line of the outer frame of the small white text is 8-12 cm, the small white text is elliptical when arranged on the lane at the main line side, and the small white text is right arrow-shaped when arranged on the lane at the outlet side. The color and shape of the pavement character mark are matched with the mark, so that good lane guidance information is provided for a driver.
The inclined arched light reflecting strips 6 are arranged at the warning point road indicating marks 2 in the tunnel, the length is 1.6-1.8 m, the width of the cross section is 15-20 cm, the arch height is 12-15 cm, five light reflecting strips are arranged at the 500m warning point road indicating marks 2, three light reflecting strips are arranged at 300m, one light reflecting strip is arranged at 100m, the inclined arched light reflecting strips 6 are inclined to the driving direction, light reflecting films are adhered to the surfaces of the inclined arched light reflecting strips 6, the light reflecting films arranged on the main line side are red, and the light reflecting films on the outlet side are blue. By adopting the setting method, the distance sense of the driver can be enhanced, the distance between the driver and the exit can be clarified, the significance of the warning point can be enhanced, and the driver can be promoted to complete the driving task.
The waistband line 7 is red on the side wall of the tunnel on the main line side, blue on the side wall of the tunnel on the exit side, a fishbone arrow-shaped elevation mark 8 is arranged on the waistband line 7 on the side wall of the tunnel close to the exit side every 30-50 m from the 500m position of the warning point road indicating mark 2, the central line of the fishbone arrow-shaped elevation mark 8 is arranged at the central line position of the waistband line 7, the vertex angle is 30-50 degrees, the bottom angle of the central line is 70-90 degrees, yellow and black reflection stripes with the inclination angle of 45 degrees are coated inside the fishbone arrow-shaped elevation mark 8, strong induction information can be provided for the exit side, and the significance of the exit is enhanced.
The arrangement range of the diversion induction columns 9 is 20-40 m in front of the tunnel outlet and 200-250 m outside the tunnel outlet, the diversion induction columns 9 are arranged on the closely-adhered repair road edges, the spacing between the diversion induction columns 9 is 2-3 m, the column bodies are stuck with reflecting films, the main line side is red and white, the outlet side is blue and white, and the column tops of the diversion induction columns 9 are provided with self-luminous stroboscopic fluorescent yellow-green small ball lamps 91; the height of the diversion inducing column 9 is 2-2.4 m when the diversion inducing column is arranged near the tunnel portal, the farther the distance from the tunnel portal is, the shorter the height is, and finally, the height is 1-1.2 m, and a large-size combined linear inducing mark 93 is arranged between two continuous inducing column shafts 92.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.

Claims (8)

1. The self-interpretation-based small-spacing tunnel-interchange road section path induction system is characterized by comprising a mark line induction system and a sight line induction system, wherein the mark line induction system and the sight line induction system are arranged according to spacing conditions, and the spacing conditions are divided into three conditions: the distance between the tunnel outlet and the interchange outlet is smaller than 6s, the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, and the distance between the tunnel outlet and the interchange outlet is larger than 15 s; the mark marking induction system comprises a pre-notice point road indicating mark, a warning point road indicating mark, an action point road indicating mark, a notification point road indicating mark and a pavement character mark, and the sight line induction system comprises an oblique arched reflecting strip, a waistband line, a fishbone arrow-shaped elevation mark and a diversion induction post; the oblique arched reflecting strips are arranged on the side wall of the tunnel, the waistband lines are continuously arranged on the side wall of the tunnel, the fishbone arrow-shaped elevation marks are arranged on the waistband lines, and the diversion inducing columns are arranged at the road edges of the tunnel outlet inspection and repair;
when the distance between the tunnel outlet and the interchange outlet is smaller than 6s of travel, the starting point of the transition section of the exit deceleration lane of the tunnel-interchange is a datum point, and the datum point is arranged in the tunnel; setting a road indicating mark of a forenotice point at a distance of 3km, 2km and 1km from the datum point respectively, wherein the road indicating marks of the forenotice point in the tunnel are not less than two; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; the area of the main line side and the outlet side of the tunnel-interchange is a diversion triangle area, and a notification point road pointing mark is arranged at the nose end of the diversion triangle area; lane boundaries of a main line side and an exit side of the tunnel-interchange are all set to be broken lines;
when the distance between the tunnel outlet and the interchange outlet is larger than 6s and smaller than 15s, the datum point is arranged outside the tunnel; setting a road indicating mark of a forenotice point at a distance of 3km, 2km and 1km from the datum point respectively, wherein the road indicating mark of the forenotice point positioned outside the tunnel is not less than one road; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; setting a notification point road indicating mark at the nose end of the diversion triangle area; the lane boundary between the main line side and the exit side of the tunnel-interchange is set to be a solid line before a 1km advance notice point road indicating sign and to be a broken line after the 1km advance notice point road indicating sign;
when the distance between the tunnel outlet and the interchange outlet is larger than 15s, the datum point is arranged outside the tunnel, the advance notice point road indicating marks are respectively arranged at the distance of 3km, 2km and 1km from the datum point, and the advance notice point road indicating marks are arranged in the tunnel; respectively setting warning point road indicating marks at positions 500m, 300m and 100m away from the datum point; setting a moving point road indicating mark at the datum point; setting a notification point road indicating mark at the nose end of the diversion triangle; lane boundaries of a main line side and an exit side of the tunnel-interchange are set to be solid lines in the tunnel and are broken lines at 120-150 m positions after the tunnel exits.
2. The self-explanatory based small-pitch tunnel-interchange section path guidance system according to claim 1, wherein the advance notice point road-directing sign, the alert point road-directing sign, the action point road-directing sign and the notification point road-directing sign provided in the tunnel are all LED self-luminous and suspended at the top of the tunnel; the pre-notice point road indicating sign, the warning point road indicating sign, the action point road indicating sign and the notification point road indicating sign are arranged outside the tunnel, the surfaces of the pre-notice point road indicating sign and the warning point road indicating sign are respectively provided with a retroreflective film, the pre-notice point road indicating sign and the warning point road indicating sign adopt portal supporting structures, and the action point road indicating sign and the notification point road indicating sign adopt single cantilever supporting structures.
3. The self-explanatory based small-pitch tunnel-interchange segment path guidance system according to claim 2, wherein the forenotice point guidance marks include a main line information forenotice mark, an exit information forenotice mark, and an exit number mark; the main line information forenotice mark arranged in the tunnel is in the shape of an upper arch and a lower rectangle, the main line information forenotice mark arranged outside the tunnel is in the shape of a square, and the mark layout is provided with a road name information outer frame of the upper arch and the lower rectangle; the sign board shape of the exit information forenotice sign arranged in the tunnel is a left rectangle and a right arch, the sign board shape of the exit information forenotice sign arranged outside the tunnel is square, the sign layout is a road name information outer frame of the left rectangle and the right arch, and the top of the exit information forenotice sign arranged outside the tunnel is provided with an exit number sign;
the warning point road indicating sign comprises a main line information warning sign, an exit information warning sign and an exit number sign, wherein the sign board of the main line information warning sign arranged in the tunnel is in the shape of an upper arch shape and a lower rectangle, the sign board of the main line information warning sign arranged outside the tunnel is in the shape of a square, and the sign layout is provided with a road name information outer frame of the upper arch shape and the lower rectangle; the signpost shape of the exit information warning sign arranged in the tunnel is an upper sharp angle, a lower left rectangle and a lower right arch; the sign board of the exit information warning sign arranged outside the tunnel is square in shape, the sign layout is a road name information outer frame with an upper sharp angle, a lower left rectangle and a lower right arch, and an exit number sign is arranged at the top of the exit information warning sign arranged outside the tunnel; the exit information warning sign arranged outside the tunnel has an upper sharp angle accounting for 1/3 of the height of the total shape and a lower sharp angle accounting for 2/3 when the exit information warning sign is 500m away from the datum point; the exit information warning sign arranged outside the tunnel has an upper sharp angle of 1/2 and a lower sharp angle of 1/2 when the exit information warning sign is 300m away from the datum point; the exit information warning sign arranged outside the tunnel has an upper sharp angle of 2/3 and a lower sharp angle of 1/3 when the exit information warning sign is 100m away from the datum point;
the action point road indicating sign is provided with outlet information, and the sign board of the action point road indicating sign arranged in the tunnel is triangular; the sign board of the action point road indicating sign arranged outside the tunnel is square in shape, the road name information outer frame of the triangle is arranged on the layout of the action point road indicating sign arranged outside the tunnel, and the outlet number sign is arranged at the top of the action point road indicating sign arranged outside the tunnel;
the road name information external frame of the triangle is arranged on the layout of the road indicating sign board, a large-size exit number sign is arranged at the top of the road indicating sign, and the large-size exit number sign is equal in width to the road indicating sign board.
4. The self-explanatory based small-pitch tunnel-interchange section path guidance system according to claim 3, wherein the main line information forenotice flag and main line information warning flag layout information includes an arrow indicating a lane downward and road name information, the arrow and road name information of the main line information forenotice flag and main line information warning flag provided in the tunnel are red-bottomed white words, the arrow and road name information of the main line information forenotice flag and main line information warning flag provided outside the tunnel are green-bottomed white words, and the road name information outer frame is red; the layout information of the exit information forenotice mark and the exit information warning mark comprises an arrow indicating the driving direction obliquely upwards to the right, exit road name information and exit distance, the exit information forenotice mark and the exit information warning mark which are arranged in the tunnel are blue-bottomed white characters, the exit information forenotice mark and the exit information warning mark which are arranged outside the tunnel are green-bottomed white characters, the outer frame of the exit road name information is blue, and the upper sharp corner of the exit information warning mark is provided with a fluorescent yellow-green inner frame; the exit number mark layout information comprises a diversion direction pattern and an exit number;
the layout information of the action point road indicating mark comprises an arrow indicating the driving direction obliquely upwards to the right and exit road name information, the action point road indicating mark arranged in the tunnel is a fluorescent yellow-green bottom white character, the action point road indicating mark arranged outside the tunnel is a green bottom white character, and the outer frame of the exit road name information is fluorescent yellow-green;
the notification point road indicating mark comprises an arrow indicating the shape of a ramp on a large curve, exit road name information and a large-size exit mark, the layout of the notification point road indicating mark is a green bottom white character, and the outer frame of the exit road name information is fluorescent yellow-green; the large-size outlet number mark comprises a diversion direction pattern, a yellow flashing lamp and an outlet number which are arranged side by side.
5. The self-explanatory-based small-space tunnel-interchange road segment path induction system according to claim 1, wherein road surface character identifiers are arranged 40-60 m before the advance notice point road indicating sign, the warning point road indicating sign, the action point road indicating sign and the notification point road indicating sign, and the road surface character identifiers comprise a large color outer frame, a small white character outer frame, a white pointing arrow and white road name information characters; the large-color outer frame arranged on the lane at the main line side is red, the front part of the large-color outer frame is arched, the large-color outer frame arranged on the lane at the outlet side is blue, and the front part of the large-color outer frame is right arrow-shaped; the line width of the outer frame of the small white text is 8-12 cm, the outer frame of the small white text arranged on the lane at the main line side is elliptical, and the outer frame of the small white text arranged on the lane at the outlet side is right arrow-shaped.
6. The self-explanatory small-pitch tunnel-interchange road section path induction system according to claim 1, wherein the oblique arched light-reflecting strips are arranged at warning point road-indicating marks in the tunnel, five oblique arched light-reflecting strips are arranged at 500m warning point road-indicating marks, three oblique arched light-reflecting strips are arranged at 300m warning point road-indicating marks, one oblique arched light-reflecting strip is arranged at 100m warning point road-indicating marks, the oblique arched light-reflecting strips are inclined to the driving direction, the oblique arched light-reflecting strips arranged on the main line side are red, and the oblique arched light-reflecting strips arranged on the exit side are blue.
7. The self-explanatory small-pitch tunnel-interchange section path induction system according to claim 1, characterized in that the waistband line is continuously provided on the tunnel full line, the waistband line provided on the tunnel side wall on the main line side is red, the waistband line provided on the tunnel side wall on the exit side is blue, and a fishbone arrow-shaped elevation mark is provided on the waistband line provided on the tunnel side wall on the near exit side every 30 to 50m from the guard point 500 m.
8. The self-explanatory-based small-pitch tunnel-interchange section path induction system according to claim 1, wherein the setting range of the diversion induction posts is 20-40 m before the tunnel exit to 200-250 m outside the tunnel exit, the diversion induction posts are arranged at the position of clinging to the repair road edges, and the distance between adjacent diversion induction posts is 2-3 m; the branch induction column comprises a self-luminous stroboscopic fluorescent yellow-green small ball lamp, an induction column body and a large-size combined linear induction mark, wherein the induction column body is provided with a reflective film, the induction column body arranged on the main line side is red and white, the induction column body arranged on the outlet side is blue and white, and the column top of the induction column body is provided with the self-luminous stroboscopic fluorescent yellow-green small ball lamp; the height of the induction column body gradually decreases from the tunnel portal to the outside of the tunnel portal; and a large-size combined linear guiding mark is arranged between the adjacent guiding column shafts.
CN202310485211.8A 2023-05-04 2023-05-04 Self-interpretation-based small-space tunnel-interchange section path induction system Pending CN116427315A (en)

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CN202310485211.8A CN116427315A (en) 2023-05-04 2023-05-04 Self-interpretation-based small-space tunnel-interchange section path induction system

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Application Number Priority Date Filing Date Title
CN202310485211.8A CN116427315A (en) 2023-05-04 2023-05-04 Self-interpretation-based small-space tunnel-interchange section path induction system

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CN116427315A true CN116427315A (en) 2023-07-14

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