CN112323658B - Landscape ecological structure and construction method of mountain roads based on corrugated plates - Google Patents
Landscape ecological structure and construction method of mountain roads based on corrugated plates Download PDFInfo
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- CN112323658B CN112323658B CN202011370539.8A CN202011370539A CN112323658B CN 112323658 B CN112323658 B CN 112323658B CN 202011370539 A CN202011370539 A CN 202011370539A CN 112323658 B CN112323658 B CN 112323658B
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 73
- 239000002689 soil Substances 0.000 claims description 23
- 239000004576 sand Substances 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 16
- 238000003973 irrigation Methods 0.000 claims description 13
- 230000002262 irrigation Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 4
- 239000004746 geotextile Substances 0.000 claims 5
- 239000004575 stone Substances 0.000 claims 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 14
- 239000004744 fabric Substances 0.000 description 11
- 230000002787 reinforcement Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241001464837 Viridiplantae Species 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/027—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Road Paving Structures (AREA)
Abstract
基于波纹板的山体间道路景观生态结构及施工方法，解决如何利用拱涵或涵洞顶部空间来建设生态结构的技术问题，采用的方案是在两侧山体之间设置，关键是：所述的生态结构包括波纹板涵洞、涵洞回填路基、以及洞口端墙，涵洞回填路基铺设在两侧山体与波纹板涵洞之间、以及波纹板涵洞上方的两侧山体之间，所述的波纹板涵洞的结构中包括混凝土基座以及在混凝土基座上搭建的弧形波纹板顶棚，所述的弧形波纹板顶棚的结构为：一组波纹板借助加强型钢沿涵洞进出方向搭接组成，波纹板与混凝土基座固定连接。本发明的有益效果是，通过波纹板涵洞和涵洞回填路基的结构设计，始得山体间涵洞顶部空间得以利用。
The inter-mountain road landscape ecological structure and construction method based on corrugated plate solves the technical problem of how to use the top space of the arch culvert or culvert to build the ecological structure. The scheme adopted is to set it between the two sides of the mountain. The key is: the ecological structure includes a corrugated plate culvert, a culvert backfill roadbed, and an end wall of the hole. The culvert backfill roadbed is laid between the two sides of the mountain and the corrugated plate culvert, and between the two sides of the mountain above the corrugated plate culvert. The structure of the corrugated plate culvert includes a concrete base and an arc-shaped corrugated plate ceiling built on the concrete base. The structure of the arc-shaped corrugated plate ceiling is: a group of corrugated plates are overlapped along the inlet and outlet direction of the culvert with the help of reinforced steel, and the corrugated plates are fixedly connected to the concrete base. The beneficial effect of the present invention is that the top space of the inter-mountain culvert can be utilized through the structural design of the corrugated plate culvert and the culvert backfill roadbed.
Description
Technical Field
The invention belongs to the technical field of special road construction, relates to an application technology of corrugated plates, and particularly relates to a landscape ecological structure for realizing water circulation by fully utilizing a culvert top space between mountain bodies and a construction method.
Background
The urban landscapes are important measures for protecting ecological environment and improving urban living environment, along with the improvement of living standard of people and the increasing requirement of people on environmental quality, the requirements on urban landscapes in cities are also increased, particularly bridge culverts among cities are diversified from original simple civil engineering structures, the scale and the content of the existing landscaping engineering are also increased, the expressways of a plurality of cities need to pass through the bridge culverts or the arch culverts, the space at the tops of the arch culverts or the bridge culverts is fully utilized for greening, water is reasonably saved for urban landscaping and ecological landscaping, and the traditional urban landscaping wetland is pumped or irrigated by an artificial method, so that the labor intensity is high, and time and labor are wasted. The state proposes to build ecological civilization cities, namely ecological greening cities are the most possible utilization of natural resources, and a low-energy-consumption, high-output, economic and saving society is built, so that a sustainable, benign and modern green city environment where people and nature are harmonious is formed.
Urban rapid development, but water resource shortage, urban vegetation irrigation becomes an important problem, common pavement vegetation can be sprayed by manpower, but arch culvert vault topography is higher, irrigation difficulty is high, and therefore a convenient mode is required to be sought to change the problem.
Disclosure of Invention
The invention aims to solve the technical problem of how to construct an ecological structure by utilizing the top space of an arch culvert or a culvert, and designs a landscape ecological structure of a mountain road based on corrugated plates and a construction method.
The technical scheme includes that the ecological structure comprises corrugated plate culverts, culvert backfill roadbeds and hole end walls, the culvert backfill roadbeds are paved between the two side mountain bodies and the corrugated plate culverts and between the two side mountain bodies above the corrugated plate culverts, the corrugated plate culvert structure comprises a concrete base and an arc corrugated plate ceiling built on the concrete base, the arc corrugated plate ceiling is formed by overlapping a group of corrugated plates along the inlet and outlet directions of the culverts by means of reinforcing section steel, and the corrugated plates are fixedly connected with the concrete base.
The concrete base is formed by overlapping a group of concrete blocks along the inlet and outlet directions of the culvert, and a settlement joint is arranged between the concrete blocks.
Waterproof geotechnical cloth is arranged on the outer surfaces of the mountain bodies on the two sides and the corrugated plate culvert.
The culvert backfill roadbed from bottom to top is concrete layer, sand layer, gravel layer, first water permeability geotechnique cloth layer, soil layer in proper order, and concrete layer between concrete base and the both sides mountain is the structure of both ends height centre low.
The sand layer comprises a fine sand layer and a coarse sand layer which are sequentially paved from bottom to top, and the gravel layer comprises a small gravel layer and a large gravel layer which are sequentially paved from bottom to top.
The ecological structure also comprises a water circulation treatment system, wherein the water circulation treatment system comprises a rainwater overflow collecting tank, a water return pipe and a water outlet irrigation pipe which are preset in a soil layer, a water penetration pipe is arranged at the lowest part in the middle of the concrete layer, a rainwater storage tank is buried outside a corrugated plate culvert, a water circulation pump is arranged outside the corrugated plate culvert, the rainwater overflow collecting tank is connected with the water return pipe, the water return pipe is connected with the water penetration pipe through a water return main pipe, and the rainwater storage tank is connected with the water outlet irrigation pipe.
A rainwater filtering tank is arranged in front of the water inlet direction of the rainwater storage tank.
A second water-permeable geotechnical cloth layer is arranged between the concrete layer and the fine sand layer and between the permeable pipe and the fine sand layer.
The invention also relates to a construction method of the inter-mountain road landscape, which is characterized by comprising the following steps:
a. Pouring a concrete layer at the bottom of the groove-shaped mountain body, and ensuring that the concrete layer between the concrete base and the mountain bodies at two sides is of a structure with high ends and low middle parts, and paving a permeable pipe at the position with low middle parts;
b. erecting a reinforcement cage ring, determining the mounting positions of corrugated plates on two sides, erecting a reinforcement cage mold, performing concrete pouring on the reinforcement cage ring to form a concrete base, and building an arc corrugated plate ceiling on the concrete base;
c. A water outlet is reserved at two sides of the bottom of the corrugated plate culvert, then a reinforcement cage ring is paved at the position of the opening, and concrete pouring of the end wall of the opening is carried out, so that mountain bodies at two sides, the end wall of the opening at two sides and the corrugated plate culvert form a backfill pit structure;
d. Sequentially backfilling a sand layer, a gravel layer, a first permeable geotechnical cloth layer and a soil layer on a concrete layer in the backfill pit structure;
e. And installing a rainwater overflow collecting tank, a rainwater storage tank and a rainwater filtering tank, and paving a return pipe, a water outlet irrigation pipe and a water circulating pump.
And (d) paving a second water-permeable geotechnical cloth layer on the concrete layer and the permeable pipe before backfilling in the step (d).
The system has the advantages that the structure design of the corrugated plate culvert and the culvert backfill roadbed is adopted, the top space of the culvert between mountain bodies is utilized, the multilayer structure of the culvert backfill roadbed can ensure good water permeability, vegetation growth is facilitated, the system has significance of beautifying the environment, the structure can fully utilize rainwater to store water and moisture of urban landscapes, a water seepage system can permeate rainwater to the bottom through a seepage mode to flow into a rainwater filtering tank through a pipeline, the rainwater is filtered by the filtering tank and then flows into a rainwater storage tank, one or more overflow water collecting tanks are excavated on a soil layer, the edge height of each water collecting tank is slightly higher than the ground, when the rainwater is large, the rainwater cannot permeate down in time, the rainwater can flow into the rainwater overflow water collecting tanks, the rainwater is quickly led into the filtering tank through the collecting pipeline, water loss caused by overlarge rainwater is avoided, the rainwater can be stored for a long time by the steel corrugated pipe, the rainwater is prevented from leaking into the ground, when the water cannot meet the requirements, the water pressurization system is fed into the soil layer through a water pump in a signal feedback control water tank, the water pump works, the water pump is stopped when the water pump in the water pump is stopped, and the water pump is stopped when the water pump is required to be fed back to the soil, and the water pump is stopped, and the water is required to be fed to the water, and the water is stopped, and the water is fed to the water and the water is fed into the soil is and the water and the soil. The structure can effectively utilize rainwater, prevent water resource waste, effectively solve the problem of water resource shortage in some cities and the problem of difficult irrigation of green plant soil layers at the tops of the middle arches of the cities, greatly reduce labor intensity and save a large amount of expense for urban and rural construction. The construction method can enable the urban landscape arch culvert to exert larger composite functional value and social benefit.
Drawings
Fig. 1 is a perspective schematic view of an inter-mountain road landscape ecological structure of the present invention.
Fig. 2 is a schematic cross-sectional view of an ecological structure of the present invention.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a partial enlarged view of the area a in fig. 2.
Fig. 5 is a schematic view of a structural embodiment of a corrugated board culvert in the present invention.
Fig. 6 is a schematic view showing an embodiment of the structure of the water circulation treatment system of the present invention.
In the drawing, 1 is a corrugated board culvert, 101 is a concrete base, 1011 is a concrete block, 1012 is a settlement joint, 102 is an arc corrugated board ceiling, 1021 is a corrugated board, 1022 is a reinforced steel, 201 is a concrete layer, 2021 is a fine sand layer, 2022 is a coarse sand gravel layer, 2031 is a small gravel layer, 2032 is a large gravel layer, 204 is a first water-permeable geotechnical cloth layer, 205 is a soil layer, 206 is a second water-permeable geotechnical cloth layer, 3 is a tunnel end wall, 4 is a mountain, 401 is a waterproof geotechnical cloth, 501 is a rainwater overflow collecting tank, 502 is a return pipe, 503 is a water-permeable pipe, 504 is a rainwater storage tank, 505 is a water-outlet irrigation pipe, and 506 is a rainwater filtering tank.
Detailed Description
Referring to fig. 1 through 6, in the practice of the present invention,
Step 1, measuring and lofting;
step 2, excavating a foundation;
And 3, pouring a concrete base 101:
The steel reinforcement cage ring is erected, the positions of the mounting channel steel of the corrugated plates 1021 on two sides are determined, foundation bolts are fixed, then the steel reinforcement cage mold is erected, concrete pouring is carried out on the steel reinforcement cage ring, and a settlement joint 1012 can be arranged on a concrete foundation according to actual needs.
Step 4, assembling the corrugated plate culvert 1;
the corrugated plate culvert 1 is constructed according to the construction requirement of the corrugated plate, the reinforced steel 1022 is arranged every few circles according to the actual requirement and the backfill height, the corrugated pipe expansion device can be arranged at the position with the settlement joint 1012, the sealant is smeared at the position of the lap joint and the bolt after the construction is finished, and asphalt paint is sprayed on the surface of the corrugated plate 1021 for corrosion prevention.
Step 5, pouring the end wall 3 of the hole;
After the corrugated plate culvert 1 is constructed, a steel reinforcement cage ring is paved at the position of the opening, then concrete pouring of the end wall 3 of the opening is carried out, and water outlets are reserved on two sides of the bottom of the corrugated plate culvert 1.
Step 6, backfilling construction;
Before the corrugated board culvert 1 is backfilled, a layer of waterproof geotechnical cloth 401 is paved on the outer sides of a mountain 4 to be backfilled and the corrugated board culvert 1, then a layer of concrete layer 201 is poured on the bottom, the concrete layer 201 is arranged to be high at two ends and low in the middle, a water permeable pipe 503 is pre-buried in the middle, the water permeable pipe 503 is connected with a water outlet reserved in an end wall, a second water permeable geotechnical cloth layer 206 is paved on the surface of the concrete layer 201 and the outer side of the water permeable pipe 503, and then a fine sand layer 2021, a coarse sand gravel layer 2022, a small gravel layer 2031, a large gravel layer 2032, a first water permeable geotechnical cloth layer 204 and a vegetation planting soil layer 205 are sequentially backfilled. After leaking, the rainwater passes through different backfill layers and finally is gathered into a permeable pipe 503, and flows into a return pipe 502 through the permeable pipe 503.
Step 7, excavating foundation pits of the rainwater filtering tank 506 and the rainwater storage tank 504, wherein the rainwater filtering tank 506 is divided into two spaces by an intermediate filtering layer, filtering rainwater flowing into the tank body, the rainwater storage tank 504 is buried below a road surface, and an upper end cover plate can be opened so as to facilitate cleaning of impurities in the water tank and maintenance of the circulating water pump.
Step 8, installing a rainwater filtering tank 506 and a rainwater storage tank 504;
the rainwater filtering tank 506 and the rainwater storage tank 504 are both made of corrugated steel pipe, the corrugated steel pipe is constructed according to the construction requirements of corrugated plates, and a layer of filtering layer is additionally arranged in the rainwater filtering tank.
Step 9, pipeline laying;
One or more rainwater overflow water collecting ponds 501 are excavated on the soil layer 205, the edges of the rainwater overflow water collecting ponds 501 are slightly higher than the ground, the bottoms of the rainwater overflow water collecting ponds 501 are connected with a rainwater collecting pipe, after the positions of the rainwater collecting pipes are determined, the rainwater collecting pipes are excavated and buried, the rainwater collecting pipes can be simultaneously constructed and buried with the rainwater collecting pipes, the starting positions of the rainwater collecting pipes are connected with a circulating water pump, and finally the water collecting pipes and the rapid rainwater collecting pipes penetrate through end walls to be connected with the pipes buried in the soil layer 205.
Step 10, paving a temperature control system;
The temperature and humidity sensing probes are buried in the soil layer 205, the circuits are finally summarized into the electric cabinet in the corrugated pipe arch culvert, and the water pump control circuit is also summarized into the electric cabinet. The temperature and humidity detection probe is buried in the soil layer, the soil humidity can be detected in real time, the monitored temperature and humidity value is sent to the microprocessor system in the operation box in the corrugated pipe arch culvert in real time, when the temperature and humidity in the soil are lower than a set value, the microprocessor system feeds back a signal to control the electromagnetic valve in the operation box, then the circulating water pump in the rainwater water storage tank 504 starts to work, then water is pressurized to the sprinkling irrigation system through the water outlet irrigation pipe 505, when the soil temperature and humidity reach the requirement, the electromagnetic valve is closed by signal feedback, and the circulating water pump stops working.
And 11, planting vegetation on a soil layer. The pipeline position and the humidity probe position are noted when the vegetation at the bottom is planted, so that the damage to the vegetation in the construction process is prevented.
The construction process and the system structure are mainly characterized in that rainwater is recycled, the temperature and the humidity of soil are monitored in real time by the monitor, and the problems of shortage of urban water resources and difficult irrigation of vegetation of arch culvert and vault are automatically solved. The novel urban arch culvert has the advantages that rainwater resources are reasonably utilized, an economical society is built, the urban arch culvert is improved into an urban landscape, and the novel urban arch culvert has higher composite functional value and social benefit.
Claims (8)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011370539.8A CN112323658B (en) | 2020-11-30 | 2020-11-30 | Landscape ecological structure and construction method of mountain roads based on corrugated plates |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011370539.8A CN112323658B (en) | 2020-11-30 | 2020-11-30 | Landscape ecological structure and construction method of mountain roads based on corrugated plates |
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| CN112323658B true CN112323658B (en) | 2025-01-03 |
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| CN113699845A (en) * | 2021-09-13 | 2021-11-26 | 山东大学 | Construction method of highway subgrade with air-raid shelter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090105548A (en) * | 2008-04-03 | 2009-10-07 | 한국건설기술연구원 | Open tunnel using corrugated steel pipe and geotextile and construction method |
| CN204265530U (en) * | 2014-11-13 | 2015-04-15 | 浙江省建设工程质量检验站有限公司 | A kind of road green belt water purification structure |
| CN214219421U (en) * | 2020-11-30 | 2021-09-17 | 衡水奇佳工程材料有限公司 | Landscape ecological structure of road between mountains based on corrugated board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2414115A1 (en) * | 1978-01-10 | 1979-08-03 | Caledonian Mining Co Ltd | IMPROVEMENTS TO SHELVES FOR MINING GALLERIES WITH SUPPORTS AND COATING PLATES ARRANGED BETWEEN THEM |
| FR2783536B1 (en) * | 1998-09-22 | 2000-12-15 | Soc Civ D Brevets Matiere | UNDERGROUND TUBULAR WORK |
| DE102006000800A1 (en) * | 2006-01-03 | 2007-07-05 | Lingen, Elena | Cleaning system for rainwater |
| CN102587920B (en) * | 2012-03-23 | 2014-01-08 | 中交二公局第六工程有限公司 | Tunnel entrance bias section construction method |
| CN104404892B (en) * | 2014-11-21 | 2017-02-22 | 曹宁宁 | Telescopic pipe section connecting device |
| CN105064155A (en) * | 2015-09-01 | 2015-11-18 | 福建省春天园林工程有限公司 | High drainage city round-the-city slow way |
| CN107503263A (en) * | 2017-09-01 | 2017-12-22 | 沈阳建筑大学 | A kind of multimode rainwater-collecting purification and the urban road of self-restraint greenbelt |
| CN109944597B (en) * | 2019-04-16 | 2020-11-06 | 陕西路桥集团有限公司 | Tunnel entering construction method based on protection of natural vegetation on side and up slopes |
| CN110644533A (en) * | 2019-11-01 | 2020-01-03 | 中铁二院工程集团有限责任公司 | An underground pipe gallery structure with underground rainwater collection function |
| CN110965485B (en) * | 2019-12-09 | 2021-12-10 | 南通慧眼云通信息科技有限公司 | Road culvert convenient for biological crossing based on ecological corridor construction |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090105548A (en) * | 2008-04-03 | 2009-10-07 | 한국건설기술연구원 | Open tunnel using corrugated steel pipe and geotextile and construction method |
| CN204265530U (en) * | 2014-11-13 | 2015-04-15 | 浙江省建设工程质量检验站有限公司 | A kind of road green belt water purification structure |
| CN214219421U (en) * | 2020-11-30 | 2021-09-17 | 衡水奇佳工程材料有限公司 | Landscape ecological structure of road between mountains based on corrugated board |
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