CN111021290B - Master-slave type openable central anti-collision fence system - Google Patents
Master-slave type openable central anti-collision fence system Download PDFInfo
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- CN111021290B CN111021290B CN201911171109.0A CN201911171109A CN111021290B CN 111021290 B CN111021290 B CN 111021290B CN 201911171109 A CN201911171109 A CN 201911171109A CN 111021290 B CN111021290 B CN 111021290B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 94
- 239000010959 steel Substances 0.000 claims abstract description 94
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- 238000005192 partition Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000004873 anchoring Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000011159 matrix material Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- JHJNPOSPVGRIAN-SFHVURJKSA-N n-[3-[(1s)-1-[[6-(3,4-dimethoxyphenyl)pyrazin-2-yl]amino]ethyl]phenyl]-5-methylpyridine-3-carboxamide Chemical compound C1=C(OC)C(OC)=CC=C1C1=CN=CC(N[C@@H](C)C=2C=C(NC(=O)C=3C=C(C)C=NC=3)C=CC=2)=N1 JHJNPOSPVGRIAN-SFHVURJKSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 3
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Classifications
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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
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/12—Continuous barriers extending along roads or between traffic lanes and having means for providing occasional passage, e.g. for emergency vehicles
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- 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
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention provides a primary and secondary openable central anti-collision fence system. The system is provided with a fixed matrix central anti-collision fence system, a movable sub-anti-collision fence system and a buried traction system, and the three systems are matched in a cooperative manner, so that the sub-steel anti-collision box structure can be received into the matrix anti-collision system through the buried traction system under an emergency condition, and a section of road central separation belt is further left for a U-turn vehicle to travel. The central anti-collision fence system is prefabricated and assembled, has high assembly rate, short construction period and no wave cost, can be overhauled in the operation period, and has good economic benefit and landscape effect. The traffic demand of the turning lane can be rapidly met when an emergency occurs, the problem that vehicles turn around in expressways and urban expressway engineering can be effectively solved, a large amount of rescue time is saved, and the guarantee strength of people property and life safety is enhanced.
Description
Technical Field
The invention belongs to the technical field of road engineering, and particularly relates to a primary and secondary openable central anti-collision fence system.
Background
At present, a large number of fixed central anti-collision bars exist in urban expressways and expressways, when an emergency occurs in the running process of vehicles, the running direction can be converted only by running to the next entrance, a large amount of rescue time is wasted in practice, the security of people and property and life safety is insufficient, and the problems of manpower and time waste and low traffic function conversion efficiency exist.
In order to solve the above traffic conversion problem and save the emergency processing time spent in emergency, there is a need for a central anti-collision separation structure with high automation, high efficiency and convenience, which can solve the problem of turning around the vehicle and has both economical efficiency and aesthetic property.
Disclosure of Invention
The invention aims to solve the technical problems that time and manpower are wasted when a rescue vehicle changes directions and the conversion efficiency of traffic functions is low because the traditional central anti-collision fence is fixed and not movable.
The invention is realized in such a way that a primary and secondary type openable central anti-collision fence system is arranged on a road central partition belt, and a plurality of central anti-collision fence systems extend along the longitudinal direction of the road central partition belt; each central anti-collision fence system comprises a fixed parent central anti-collision fence system (1), a movable child anti-collision fence system (2) and a buried traction system (3); the fixed type parent central anti-collision fence system (1) is arranged at intervals along the longitudinal direction of a road, the fixed type parent central anti-collision fence system (1) is provided with a hollow anti-collision high-strength steel plate (1 a), and the movable child anti-collision fence system (2) is provided with a movable child steel anti-collision box body structure (2 a); the embedded traction system (3) can pull the sub-body steel anti-collision box body structure (2 a) to reciprocate, so that the sub-body steel anti-collision box body structure can be embedded into the anti-collision high-strength steel plate (1 a) to realize an opening function; or the area between two adjacent anti-collision high-strength steel plates (1 a) is closed, so that the closing function is realized.
Further, the central anti-collision fence system further comprises a concrete foundation (4) positioned below the driving road surface (7), and flange plates (1 a-1) extending out of the bottoms of the anti-collision high-strength steel plates (1 a) towards two outer directions respectively are anchored in the concrete foundation (4) through anchor rods (5) and nuts (6).
Furthermore, the anti-collision high-strength steel plate (1 a) is formed by prefabricating a steel plate with the thickness of not less than 4.5mm in a factory, the vertical clearance between the steel plate and the sub-steel anti-collision box body structure (2 a) is about 1cm, and the distance between the anchoring points of the flange plate (1 a-1) at the bottom and the concrete foundation (4) is not less than 10cm from the road surface (7).
Further, the movable sub-body anti-collision fence system (2) further comprises a longitudinal stiffening plate (2 b) positioned inside the sub-body steel anti-collision box body structure (2 a), a pulley block (2 c) and a guide rail box (2 d) which are positioned at the bottom of the sub-body steel anti-collision box body structure (2 a), and the guide rail box (2 d) is embedded and fixed at the top of the concrete foundation (4); wherein a concave guide rail groove (2 d-1) matched with the pulley block (2 c) is arranged in the guide rail box (2 d), and the concave guide rail groove (2 d-1) is used as a longitudinal moving track of the pulley block (2 c) in a road center dividing belt.
Further, the embedded traction system (3) comprises a motor (3 a), a transmission pulley (3 b), a transmission belt (3 c), a traction steel cable (3 d), an equipment foundation pit (3 e) and a water collecting pit (3 f); the traction steel cable (3 d) vertically and horizontally passes through steel cable holes reserved in the guide rail box (2 d) along the road central partition belt, two ends of the traction steel cable (3 d) are respectively anchored at anchor points (2 a-1) reserved at the bottoms of two ends of the sub-body steel anti-collision box structure (2 a), so that the transmission pulley (3 b) longitudinally rolls along the concave guide rail groove (2 d-1) under the action of longitudinal traction force provided by the motor (3 a), and the longitudinal movement function of the sub-body steel anti-collision box structure (2 a) is realized.
Further, the central anti-collision fence system further comprises a controller, and the motor (3 a) is controlled by the controller to drive the transmission pulley (3 b) to rotate by the transmission belt (3 c); the transmission pulley (3 b) rotates and then pulls the traction steel cable (3 d) to provide longitudinal traction for the pulley block (2 c).
Further, a steel beam groove (2 d-2) is formed in the center of the top of the guide rail box (2 d), and the steel beam groove (2 d-2) is longitudinally and longitudinally arranged along the guide rail box (2 d); the guide rail box (2 d) is longitudinally provided with a longitudinal slope, and accumulated water is discharged into the water collecting pit (3 f).
Furthermore, the central anti-collision fence system is in a closed state under the general condition, and the two end positions of the sub-steel anti-collision box body structure (2 a) respectively extend into the two adjacent anti-collision high-strength steel plates (1 a); when the vehicle is in an open state under an emergency working condition, the sub-steel anti-collision box body structure (2 a) is pulled to be completely embedded into the anti-collision high-strength steel plate (1 a), and a central separation belt with a certain width is left for the vehicle to turn around and change the road to run.
Further, in the closed state, the end of the sub-steel anti-collision box body structure (2 a) stretches into the anti-collision high-strength steel plate (1 a) to be not smaller than 1m; when in an open state, the sub-body steel anti-collision box body structure (2 a) is completely embedded into the anti-collision high-strength steel plate (1 a), and a central separation belt with the width of 8m is left.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a primary-secondary openable central anti-collision fence system which is arranged on an urban expressway or an expressway central partition belt according to traffic requirements at a certain interval, wherein the system is provided with a fixed primary central anti-collision fence system, a movable secondary anti-collision fence system and a buried traction system, the three systems are matched in a cooperative manner, and a secondary steel anti-collision box body structure can be received into an anti-collision high-strength steel plate through the buried traction system under an emergency condition, so that a section of road central partition belt is left for a U-turn vehicle to travel.
The central anti-collision fence system has the advantages of prefabricated assembly, high assembly rate, short construction period, overhaulability in the operation period, no wave cost and better economic benefit and landscape effect. The traffic demand of the turning lane can be rapidly met when an emergency occurs, the problem that vehicles turn around in expressways and urban expressway engineering can be effectively solved, a large amount of rescue time is saved, and the guarantee strength of people property and life safety is enhanced.
Drawings
FIG. 1 is a schematic cross-sectional view of a snap-in openable center bumper system in accordance with an embodiment of the present invention;
FIG. 2 is a schematic vertical cross-sectional view of the center bumper guard shown in FIG. 1 in an open position;
FIG. 3 is a schematic elevational cross-sectional view of the center bumper rail assembly of FIG. 1 in a closed position;
fig. 4 is a schematic longitudinal elevation view of a pulley block at the bottom of a movable sub-body anti-collision rail system provided by an embodiment of the invention;
fig. 5 is a schematic plan view of a top of a guide rail groove according to an embodiment of the present invention.
In the figure: 1. the central anti-collision rail system of the fixed matrix comprises 1a, an anti-collision high-strength steel plate, 1a-1, a flange plate, 2, a movable sub-collision rail system, 2a, a sub-steel anti-collision box structure, 2a-1, an anchoring point, 2b, a longitudinal stiffening plate, 2c, a pulley block, 2d, a guide rail box, 2d-1, a concave guide rail groove, 2d-2, a steel beam groove, 3, an embedded traction system, 3a, a motor, 3b, a transmission pulley, 3c, a transmission belt, 3d, a traction steel rope, 3e, an equipment foundation pit, 3f, a water collecting pit, 4, a concrete foundation, 5, an anchor rod, 6, a nut, 7 and a driving road surface.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or parts referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two parts. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, a primary-secondary openable central anti-collision rail system provided by an embodiment of the present invention is disposed on a central road partition, and a plurality of central anti-collision rail systems extend along a longitudinal direction of the central road partition.
Each central bumper system comprises a fixed parent central bumper system 1, a movable sub-bumper system 2 and a buried traction system 3, a concrete foundation 4 below a driving road surface 7 and a controller.
The fixed matrix central anti-collision fence system 1 is arranged at intervals along the longitudinal direction of a road, the fixed matrix central anti-collision fence system 1 is provided with hollow anti-collision high-strength steel plates 1a, and flange plates 1a-1 extending out from the bottoms of the anti-collision high-strength steel plates 1a towards two outer directions respectively are anchored in a concrete foundation 4 through anchor rods 5 and nuts 6. In the embodiment, the anti-collision high strength steel plate 1a is prefabricated by a steel plate with the thickness of not less than 4.5mm in a factory, the vertical clearance between the steel plate and the sub-steel anti-collision box body structure 2a is about 1cm, and the distance between the anchoring points of the flange plate 1a-1 at the bottom and the concrete foundation 4 is not less than 10cm from the road surface.
The movable sub-body anti-collision fence system 2 is provided with a movable sub-body steel anti-collision box body structure 2a, a longitudinal stiffening plate 2b positioned inside the sub-body steel anti-collision box body structure 2a, a pulley block 2c positioned at the bottom of the sub-body steel anti-collision box body structure 2a and a guide rail box 2d. The guide rail box 2d is embedded and fixed at the top of the concrete foundation 4; wherein a concave guide rail groove 2d-1 matched with the pulley block 2c is arranged in the guide rail box 2d, and the concave guide rail groove 2d-1 is used as a longitudinal moving track of the pulley block 2c in the road center dividing belt.
The embedded traction system 3 comprises a motor 3a, a transmission pulley 3b, a transmission belt 3c, a traction cable 3d, an equipment foundation pit 3e and a water pit 3f. The traction steel cable 3d vertically and horizontally passes through steel cable holes reserved in the guide rail box 2d along the road center separation belt, two ends of the traction steel cable 3d are respectively anchored at anchoring points 2a-1 reserved at the bottoms of two ends of the sub-body steel anti-collision box structure 2a, and the transmission pulley 3b longitudinally rolls along the concave guide rail groove 2d-1 under the action of longitudinal traction force provided by the motor 3a, so that the longitudinal movement function of the sub-body steel anti-collision box structure 2a is realized.
The motor 3a is controlled by the controller, so that the transmission belt 3c drives the transmission pulley 3b to rotate; the transmission pulley 3b rotates to pull the traction cable 3d, and provides longitudinal traction for the pulley block 2 c.
The center of the top of the guide rail box 2d is provided with a steel beam groove 2d-2, and the steel beam groove 2d-2 is longitudinally and longitudinally arranged along the guide rail box 2d. The guide rail box 2d is longitudinally provided with a longitudinal slope, and accumulated water is discharged into the water collecting pit 3f.
When the motor 3a rotates positively, the embedded traction system 3 can pull the sub-body steel anti-collision box body structure 2a to move positively, so that the sub-body steel anti-collision box body structure can be embedded into the anti-collision high-strength steel plate 1a, and the opening function is realized. When the motor 3a is reversed, the embedded traction system 3 can pull the sub-body steel anti-collision box body structure 2a to move reversely, and the area between two adjacent anti-collision high-strength steel plates 1a is closed, so that the closing function is realized.
Specifically, the central anti-collision fence system is in a closed state under the general condition, and the two end positions of the sub-steel anti-collision box body structure 2a respectively extend into the two adjacent anti-collision high-strength steel plates 1a to be not less than 1m. When the anti-collision box is in an open state under an emergency working condition, the anti-collision box structure 2a of the sublevel steel is pulled to be completely embedded into the anti-collision high-strength steel plate 1a, and a central separation belt with the width of 8m is left for the vehicle to turn around and change the road to run.
In summary, this embodiment has provided a primary and secondary type openable and closable central anti-collision rail system according to traffic demand at a certain interval at urban expressway or expressway central partition, and this system is provided with fixed parent central anti-collision rail system, movable child anti-collision rail system and embedded traction system, and three systems cooperate, can be under emergency, through embedded traction system with child steel anti-collision box structure income anticollision steel sheet in, and then vacate a section road central partition for turning around the vehicle and go.
Therefore, the central anti-collision fence system of the embodiment has the advantages of prefabricated assembly, high assembly rate, short construction period, overhaulability in the operation period, no waste and good economic benefit and landscape effect. The traffic demand of the turning lane can be rapidly met when an emergency occurs, the problem that vehicles turn around in expressways and urban expressway engineering can be effectively solved, a large amount of rescue time is saved, and the guarantee strength of people property and life safety is enhanced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. The central anti-collision fence system is arranged on the road central dividing strip, and a plurality of the central anti-collision fence systems extend along the longitudinal direction of the road central dividing strip; the central anti-collision fence system is characterized by comprising a fixed parent central anti-collision fence system (1), a movable child anti-collision fence system (2) and a buried traction system (3); the fixed type parent central anti-collision fence system (1) is arranged at intervals along the longitudinal direction of a road, the fixed type parent central anti-collision fence system (1) is provided with a hollow anti-collision high-strength steel plate (1 a), and the movable child anti-collision fence system (2) is provided with a movable child steel anti-collision box body structure (2 a); the embedded traction system (3) can pull the sub-body steel anti-collision box body structure (2 a) to reciprocate, so that the sub-body steel anti-collision box body structure can be embedded into the anti-collision high-strength steel plate (1 a) to realize an opening function; or the area between two adjacent anti-collision high-strength steel plates (1 a) is closed to realize the closing function;
the central anti-collision fence system further comprises a concrete foundation (4) positioned below the driving road surface (7), and flange plates (1 a-1) extending out of the bottom of the anti-collision high-strength steel plate (1 a) towards two outer directions respectively are anchored in the concrete foundation (4) through anchor rods (5) and nuts (6);
the movable sub-body anti-collision fence system (2) further comprises a longitudinal stiffening plate (2 b) positioned inside the sub-body steel anti-collision box body structure (2 a), a pulley block (2 c) and a guide rail box (2 d) which are positioned at the bottom of the sub-body steel anti-collision box body structure (2 a), and the guide rail box (2 d) is embedded and fixed at the top of the concrete foundation (4); wherein a concave guide rail groove (2 d-1) matched with the pulley block (2 c) is arranged in the guide rail box (2 d), and the concave guide rail groove (2 d-1) is used as a longitudinal moving track of the pulley block (2 c) in a road central partition belt;
the embedded traction system (3) comprises a motor (3 a), a transmission pulley (3 b), a transmission belt (3 c), a traction steel cable (3 d), an equipment foundation pit (3 e) and a water collecting pit (3 f); the traction steel cable (3 d) vertically and horizontally passes through steel cable holes reserved in the guide rail box (2 d) along the road central partition belt, two ends of the traction steel cable (3 d) are respectively anchored at anchor points (2 a-1) reserved at the bottoms of two ends of the sub-body steel anti-collision box structure (2 a), so that the transmission pulley (3 b) longitudinally rolls along the concave guide rail groove (2 d-1) under the action of longitudinal traction force provided by the motor (3 a), and the longitudinal movement function of the sub-body steel anti-collision box structure (2 a) is realized.
2. The primary and secondary openable and closable central bumper system according to claim 1, wherein the high-strength steel plate (1 a) is prefabricated from a steel plate with a thickness of not less than 4.5mm in a factory, and a vertical gap between the steel plate and the secondary steel bumper box structure (2 a) is 1cm; the anchoring points of the flange plate (1 a-1) at the bottom and the concrete foundation (4) are not less than 10cm away from the road surface (7).
3. The primary and secondary openable and closable central anti-collision fence system according to claim 1, wherein the central anti-collision fence system further comprises a controller, and the motor (3 a) is controlled by the controller to drive the transmission pulley (3 b) to rotate by the transmission belt (3 c); the transmission pulley (3 b) rotates and then pulls the traction steel cable (3 d) to provide longitudinal traction for the pulley block (2 c).
4. The primary and secondary openable and closable central anti-collision rail system according to claim 1, wherein a steel beam groove (2 d-2) is arranged in the center of the top of the guide rail box (2 d), and the steel beam groove (2 d-2) is longitudinally and longitudinally arranged along the guide rail box (2 d); the guide rail box (2 d) is longitudinally provided with a longitudinal slope, and accumulated water is discharged into the water collecting pit (3 f).
5. The primary and secondary openable and closable central bumper system according to any one of claims 1 to 4, wherein the central bumper system is normally in a closed state, and two end positions of the secondary steel bumper box structure (2 a) extend into two adjacent high-strength steel plates (1 a) respectively; when the vehicle is in an open state under an emergency working condition, the sub-steel anti-collision box body structure (2 a) is pulled to be completely embedded into the anti-collision high-strength steel plate (1 a), and a central separation belt with a certain width is left for the vehicle to turn around and change the road to run.
6. The primary and secondary openable central anti-collision fence system according to claim 5, wherein in the closed state, the end of the secondary steel anti-collision box structure (2 a) extends into the anti-collision high-strength steel plate (1 a) to be not less than 1m; when in an open state, the sub-body steel anti-collision box body structure (2 a) is completely embedded into the anti-collision high-strength steel plate (1 a), and a central separation belt with the width of 8m is left.
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| CN201911171109.0A CN111021290B (en) | 2019-11-22 | 2019-11-22 | Master-slave type openable central anti-collision fence system |
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| CN201911171109.0A CN111021290B (en) | 2019-11-22 | 2019-11-22 | Master-slave type openable central anti-collision fence system |
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| CN111021290A CN111021290A (en) | 2020-04-17 |
| CN111021290B true CN111021290B (en) | 2023-12-15 |
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| CN115492033B (en) * | 2022-11-18 | 2023-03-14 | 四川九通智路科技有限公司 | Management method and system for intelligent highway central separation zone opening guardrail |
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| CN205000272U (en) * | 2015-04-30 | 2016-01-27 | 中交瑞安(北京)交通技术有限公司 | Highway ball formula anticollision movable guardrail |
| EP3124703A1 (en) * | 2015-07-29 | 2017-02-01 | Kirchdorfer Fertigteilholding GmbH | Emergency opening guide wall element |
| KR101785678B1 (en) * | 2017-02-21 | 2017-10-17 | (주)에스알디코리아 | Central strip smart gate device |
| CN212270786U (en) * | 2019-11-22 | 2021-01-01 | 深圳市综合交通设计研究院有限公司 | Primary and secondary formula central authorities anticollision barrier system that can open and close |
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