CN108396708B - Anti-crushing protective panel construction method - Google Patents
Anti-crushing protective panel construction method Download PDFInfo
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- CN108396708B CN108396708B CN201810074484.2A CN201810074484A CN108396708B CN 108396708 B CN108396708 B CN 108396708B CN 201810074484 A CN201810074484 A CN 201810074484A CN 108396708 B CN108396708 B CN 108396708B
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- 230000001681 protective effect Effects 0.000 title claims abstract description 60
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 219
- 239000010959 steel Substances 0.000 claims abstract description 219
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 4
- 239000002689 soil Substances 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 238000009412 basement excavation Methods 0.000 claims description 6
- 239000004746 geotextile Substances 0.000 claims description 6
- 239000004615 ingredient Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000005406 washing Methods 0.000 abstract description 2
- 238000009991 scouring Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses a construction method of a shatter-resistant protective panel, which comprises the following construction steps: a. excavating a foundation pit; b. treating a substrate; c. laying of the protective panel: (1) laying a fixed steel plate and a heightened steel plate; (2) pouring concrete; d. and (6) detecting. The invention provides a construction method of a breakage-resistant protective panel, which is simple and reasonable, and integrates a fixed steel plate, a heightened steel plate and concrete to form the protective panel, so that the integral structure of the protective panel is firm and reliable, the movement of the protective panel is effectively prevented, the wave-resistant and water flow impact-resistant capabilities of the protective panel are better, the service life of the protective panel is prolonged, the protective panel can better resist the washing of water flow, and meanwhile, no template is required to be arranged during actual construction, the construction period is shortened, and the labor intensity is reduced.
Description
Technical Field
The invention relates to a construction method of an anti-crushing protective panel.
Background
In order to prevent the side slope from being washed by external load such as water flow, the side slope is usually protected. The conventional protective face structure mainly comprises dry building blocks, grouted building blocks, a concrete protective face plate and a special-shaped artificial protective face plate applying a breakwater, and the concrete protective face plate is the most economic method in areas lacking stone materials.
The existing concrete protective panel mainly aims at preventing surface water flow from scouring and other effects, but under the combined action of waves, water flow and underground water, the concrete protective panel is stressed in downward and upward directions, and particularly under the action of buoyancy, the concrete protective panel is unstable and generally shows that the whole panel moves upwards or rotates, and finally the concrete protective panel has the problems of cracks, fractures and the like.
Disclosure of Invention
The invention aims to provide the technical scheme of the construction method of the anti-crushing protective panel aiming at the defects in the prior art, the construction method is simple and reasonable, the fixed steel plate, the heightening steel plate and the concrete are integrated to form the protective panel, the integral structure of the protective panel is firm and reliable, the movement of the protective panel is effectively prevented, the service life of the protective panel is prolonged, and the protective panel can better resist the scouring of water flow.
The construction method of the anti-crushing protective panel is characterized by comprising the following steps:
a. excavation of foundation pit
In a surveying field, performing foundation excavation on a construction river bank, excavating to a design elevation, leveling the construction river bank by using a hook machine, and performing measurement and setting-out;
b. substrate treatment
Laying a 15 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hooking machine, laying a geotextile film on the upper layer of the gravel cushion layer, finally backfilling above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. laying of protective panels
(1) Laying of fixed and heightened steel plates
1) Firstly, mounting a fixed steel plate, mounting a first fixed steel plate at the end furthest from a river levee along the gradient of the constructed river levee, embedding all support columns at the bottom of the fixed steel plate into soil by adopting a pile driver, simultaneously driving a fixed pile into the top of the fixed steel plate, fixedly connecting one end of a fixed rope with the fixed pile, penetrating the other end of the fixed rope through a connecting hole in the fixed steel plate, then mounting a second fixed steel plate along the gradient of the river levee to ensure that the upper end surface of the second fixed steel plate is tightly attached to the lower end surface of the first fixed steel plate, penetrating the fixed rope through the connecting hole in the second fixed steel plate, then embedding all support columns at the bottom of the second fixed steel plate into the soil by using the pile driver, then mounting a third fixed steel plate, and mounting the third fixed steel plate according to the mounting mode of the second fixed steel plate, the first row of fixed steel plates are paved until the fixed steel plates are installed at the bottom of the river bank, fixing piles are driven into the lower portions of the first row of fixed steel plates, and the other ends of the fixing ropes are fixedly connected with the fixing piles;
2) then laying a second row of fixed steel plates, installing the fixed steel plates at the topmost end of the slope, completely embedding support columns at the bottoms of the fixed steel plates into soil by using a pile driver, adjusting the positions of the fixed steel plates to ensure that connecting blocks on the left and right adjacent fixed steel plates are clamped into clamping grooves, further fixing the two adjacent fixed steel plates by using fixed steel bars, penetrating the fixed steel bars into the soil through fixing holes in the surfaces of the connecting blocks and the clamping grooves to avoid dislocation between the left and right adjacent fixed steel plates, then driving fixed piles at the top ends of the fixed steel plates, fixedly connecting one ends of fixed ropes with the fixed piles, penetrating the other ends of the fixed ropes through connecting holes in the fixed steel plates, then installing a second fixed steel plate and a third fixed steel plate according to the laying mode of the first row of fixed steel plates until the laying of the second row of fixed steel plates is completed, sequentially finishing the laying of a third row of fixed steel plates until the laying of the fixed steel plates of the whole river bank is finished;
3) then, according to the requirements of wave prevention and water flow resistance at the position of a river bank to be constructed, heightening design is carried out on the fixed steel plates, 2-4 layers of heightening steel plates are laid above the fixed steel plates, firstly, the first layer of heightening steel plates are laid, the embedded blocks at the bottoms of the heightening steel plates are clamped into the embedded grooves in the fixed steel plates, the heightening steel plates positioned on the same row are connected and fixed by using fixing ropes, two ends of each fixing rope are fixedly connected with fixing piles, after the first layer of heightening steel plates are laid, the second layer of heightening steel plates are laid, the embedded blocks at the bottoms of the second layer of heightening steel plates are clamped into the embedded grooves in the first layer of heightening steel plates, after the second layer of heightening steel plates are laid, the third layer of heightening steel plates are laid until the last layer of heightening steel plates are laid, then, the heightening steel plates and the fixed steel plates are fixedly connected by using fixing steel bars, and the fixing steel bars penetrate through holes, dislocation between the heightened steel plate and the fixed steel plate and between the heightened steel plates is avoided;
(2) pouring of concrete
1) Firstly, weighing the ingredients according to the proportion, and then stirring and mixing the ingredients with good symmetry by adopting a stirring device;
2) pouring the mixed concrete into a pouring groove by using a spraying machine until the concrete is flush with the surface of the uppermost layer of the heightened steel plate;
d. detection of
And detecting and checking the constructed protective panel.
Further, in the step (2) of the step c, the top surface of the heightened steel plate and the inside of the pouring groove are washed and wetted by a high-pressure air-water gun before concrete pouring.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention has the advantages that the structural design is ingenious and reasonable, the design of the fixed steel plates and the heightened steel plates is adopted, the fixed steel plates, the heightened steel plates and concrete are integrated to form a novel structural form of the protective panel, the movement of the protective panel is effectively prevented, the wave-proof and water flow impact-resistant capabilities of the protective panel are better, the structural strength of the protective panel is improved, the fixed bottom plate is fixedly connected with the base layer through the supporting columns, the connecting strength between the protective panel and the base layer is improved, meanwhile, the connecting strength between longitudinal fixed steel plates can be improved through the design of the fixing ropes, the dislocation between the fixed steel plates is prevented, the left adjacent fixed steel plates and the right adjacent fixed steel plates are clamped with the clamping grooves through the clamping blocks, the connecting strength between the left adjacent fixed steel plates and the right adjacent fixed steel plates is further fixed through the fixing reinforcing steel bars, the connecting strength between the left adjacent fixed steel plates and, meanwhile, the heightening steel plates can be overlapped according to the actual concrete pouring thickness, the concrete pouring thickness is ensured, so that the protective panel is suitable for different river levee protection settings, the heightening steel plates are clamped with the fixed steel plates and further fixed by the fixed steel bars, and deformation between the protective panels is avoided.
The invention provides a construction method of an anti-crushing protective panel, which is simple and reasonable, and combines a fixed steel plate, a heightened steel plate and concrete into a whole to form the protective panel, so that the integral structure of the protective panel is firm and reliable, the movement of the protective panel is effectively prevented, the service life of the protective panel is prolonged, and the protective panel can better resist the scouring of water flow.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of an installation structure of a fixed steel plate and a heightened steel plate according to the present invention;
FIG. 2 is a schematic structural view of a fixing steel plate according to the present invention;
FIG. 3 is a schematic structural view of a heightened steel plate according to the present invention;
FIG. 4 is a schematic view showing the bottom structure of a heightened steel plate according to the present invention
Fig. 5 is a schematic view of a connection structure between two adjacent fixed steel plates according to the present invention.
In the figure: 1-fixing a steel plate; 2-a support column; 3-a block of bits; 4-a clamping groove; 5-a through hole; 6-connecting hole; 7-fixing the rope; 8-connecting blocks; 9-a slot clamping block; 10-a fixation hole; 11-pouring a trough; 12-heightened steel plate.
Detailed Description
As shown in fig. 1 to 5, the method for constructing a shatter-resistant armor plate according to the present invention comprises the following steps:
a. excavation of foundation pit
In a surveying field, performing foundation excavation on a construction river bank, excavating to a design elevation, leveling the construction river bank by using a hook machine, and performing measurement and setting-out;
b. substrate treatment
Laying a 15 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hooking machine, laying a geotextile film on the upper layer of the gravel cushion layer, finally backfilling above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. laying of protective panels
(1) Laying of fixed steel plates 1 and heightened steel plates 12
1) Firstly, mounting a fixed steel plate 1, mounting a first fixed steel plate 1 at the end furthest from a river levee along the gradient of the constructed river levee, embedding all support columns 2 at the bottom of the fixed steel plate 1 into soil by adopting a pile driver, driving a fixed pile into the top of the fixed steel plate 1, fixedly connecting one end of a fixed rope 7 with the fixed pile, penetrating the other end of the fixed rope 7 through a connecting hole 6 in the fixed steel plate 1, then mounting a second fixed steel plate 1 along the gradient of the river levee to ensure that the upper end surface of the second fixed steel plate 1 is tightly attached to the lower end surface of the first fixed steel plate 1, penetrating the fixed rope 7 through the connecting hole 6 in the second fixed steel plate 1, then embedding all support columns 2 at the bottom of the second fixed steel plate 1 into the soil by using the pile driver, then mounting a third fixed steel plate 1, and mounting the third fixed steel plate 1 according to the mounting mode of the second fixed steel plate 1, until the first row of fixed steel plates 1 are paved at the bottom of the river bank, and fixing piles are driven below the first row of fixed steel plates 1, and the other ends of the fixing ropes 7 are fixedly connected with the fixing piles;
2) then laying a second row of fixed steel plates 1, mounting the fixed steel plates 1 at the topmost ends of the slopes, completely embedding support columns 2 at the bottoms of the fixed steel plates 1 into soil by adopting a pile driver, then adjusting the positions of the fixed steel plates 1 to ensure that connecting blocks 8 on two adjacent left and right fixed steel plates 1 are clamped into clamping groove blocks 9, further fixing the two adjacent fixed steel plates 1 by fixing steel bars, penetrating the fixing steel bars into the soil through fixing holes 10 in the surfaces of the connecting blocks 8 and the clamping groove blocks 9 to avoid dislocation between the two adjacent left and right fixed steel plates 1, then driving a fixed pile at the top ends of the fixed steel plates 1, fixedly connecting one end of a fixed rope 7 with the fixed pile, penetrating the other end of the fixed rope 7 through a connecting hole 6 in the fixed steel plates 1, then mounting a second fixed steel plate and a third fixed steel plate 1 according to the laying mode of the first row of fixed steel plates 1, until the second row of fixed steel plates 1 is paved, sequentially paving the third row of fixed steel plates 1 until the fixed steel plates 1 of the whole river bank are paved;
3) then, according to the wave-proof and water-flow-resistant requirements of the river bank to be constructed, the fixed steel plate 1 is subjected to a heightening design, 2-4 layers of heightening steel plates 12 are laid above the fixed steel plate 1, a first layer of heightening steel plates 12 is laid, the clamping blocks 3 at the bottoms of the heightening steel plates 12 are clamped into the clamping grooves 4 on the fixed steel plate 1, the heightening steel plates 12 positioned on the same row are connected and fixed by fixing ropes 7, two ends of the fixing ropes 7 are fixedly connected with fixing piles, after the first layer of heightening steel plates 12 are laid, the second layer of heightening steel plates 12 are laid, the clamping blocks 3 at the bottoms of the second layer of heightening steel plates 12 are clamped into the clamping grooves 4 on the first layer of heightening steel plates 12, after the second layer of heightening steel plates 12 are laid, the third layer of heightening steel plates 12 is laid until the last layer of heightening steel plates 12 is laid, and then the heightening steel plates 12 are fixedly connected with the fixed steel plate 1 by fixing, the fixed steel bar passes through the through holes 5 on the heightening steel plate 12 and the fixed steel plate 1 to be fixedly connected with soil, so that dislocation between the heightening steel plate 12 and the fixed steel plate 1 and between the heightening steel plates 12 is avoided;
(2) pouring of concrete
1) Firstly, weighing the ingredients according to the proportion, and then stirring and mixing the ingredients with good symmetry by adopting a stirring device;
2) before pouring the concrete, a high-pressure air-water gun is adopted to carry out washing and wetting treatment on the top surface of the heightened steel plate 12 and the inside of the pouring groove 11;
3) pouring the mixed concrete into the pouring groove 11 by using a spraying machine until the concrete is flush with the surface of the uppermost layer of the heightened steel plate 12;
d. detection of
And detecting and checking the constructed protective panel.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention has ingenious and reasonable structural design, adopts the design of the fixed steel plate 1 and the heightened steel plate 12 to integrate the fixed steel plate 1 and the heightened steel plate 12 with concrete to form a novel structural form of a protective panel, effectively prevents the movement of the protective panel, leads the protective panel to have better wave-proof and water flow impact-resistant capabilities, improves the structural strength of the protective panel, leads the fixed bottom plate to be fixedly connected with the base layer through the support columns 2 to improve the connection strength between the protective panel and the base layer, simultaneously can improve the connection strength between a longitudinal fixed steel plate 1 through the design of the fixed ropes 7 to prevent the dislocation between the fixed steel plates 1, leads the left and right adjacent fixed steel plates 1 to be clamped between the clamping blocks 3 and the clamping grooves 4, further fixes through the fixed steel bars to improve the connection strength between the left and right adjacent fixed steel plates 1, ensures the structural stability of the fixed steel plates 1 laid on the whole construction river levee surface, meanwhile, the heightening steel plates 12 can be overlapped according to the actual concrete pouring thickness to ensure the concrete pouring thickness, so that the protective panel is suitable for protection settings of different river banks, the heightening steel plates are clamped with the fixed steel plates 1 and are further fixed by using the fixed steel bars, and deformation between the protective panels is avoided.
The invention provides a construction method of an anti-crushing protective panel, which is simple and reasonable, and the fixed steel plate 1, the heightening steel plate 12 and concrete are integrated to form the protective panel, so that the integral structure of the protective panel is firm and reliable, the movement of the protective panel is effectively prevented, the service life of the protective panel is prolonged, and the protective panel can better resist the scouring of water flow.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.
Claims (1)
1. The construction method of the anti-crushing protective panel is characterized by comprising the following steps:
a. excavation of foundation pit
In a surveying field, performing foundation excavation on a construction river bank, excavating to a design elevation, leveling the construction river bank by using a hook machine, and performing measurement and setting-out;
b. substrate treatment
Laying a 15 cm-thick gravel cushion layer on a construction river bank, leveling and compacting by using a hooking machine, laying a geotextile film on the upper layer of the gravel cushion layer, finally backfilling above the geotextile film, controlling the thickness of the backfilled soil to be 15-25 cm, compacting and flattening;
c. laying of protective panels
(1) Laying of fixed and heightened steel plates
1) Firstly, mounting a fixed steel plate, mounting a first fixed steel plate at the end furthest from a river levee along the gradient of the constructed river levee, embedding all support columns at the bottom of the fixed steel plate into soil by adopting a pile driver, simultaneously driving a fixed pile into the top of the fixed steel plate, fixedly connecting one end of a fixed rope with the fixed pile, penetrating the other end of the fixed rope through a connecting hole in the fixed steel plate, then mounting a second fixed steel plate along the gradient of the river levee to ensure that the upper end surface of the second fixed steel plate is tightly attached to the lower end surface of the first fixed steel plate, penetrating the fixed rope through the connecting hole in the second fixed steel plate, then embedding all support columns at the bottom of the second fixed steel plate into the soil by using the pile driver, then mounting a third fixed steel plate, and mounting the third fixed steel plate according to the mounting mode of the second fixed steel plate, the first row of fixed steel plates are paved until the fixed steel plates are installed at the bottom of the river bank, fixing piles are driven into the lower portions of the first row of fixed steel plates, and the other ends of the fixing ropes are fixedly connected with the fixing piles;
2) then laying a second row of fixed steel plates, installing the fixed steel plates at the topmost end of the slope, completely embedding support columns at the bottoms of the fixed steel plates into soil by using a pile driver, adjusting the positions of the fixed steel plates to ensure that connecting blocks on the left and right adjacent fixed steel plates are clamped into clamping grooves, further fixing the two adjacent fixed steel plates by using fixed steel bars, penetrating the fixed steel bars into the soil through fixing holes in the surfaces of the connecting blocks and the clamping grooves to avoid dislocation between the left and right adjacent fixed steel plates, then driving fixed piles into the top ends of the fixed steel plates, fixedly connecting one ends of fixed ropes with the fixed piles, penetrating the other ends of the fixed ropes through connecting holes in the fixed steel plates, then laying a second fixed steel plate and a third fixed steel plate according to the laying mode of the first row of fixed steel plates until the laying of the second row of fixed steel plates is completed, sequentially finishing the laying of a third row of fixed steel plates until the laying of the fixed steel plates of the whole river bank is finished;
3) then, according to the requirements of wave prevention and water flow resistance at the position of a river bank to be constructed, heightening design is carried out on the fixed steel plates, 2-4 layers of heightening steel plates are laid above the fixed steel plates, firstly, the first layer of heightening steel plates are laid, the embedded blocks at the bottoms of the heightening steel plates are clamped into the embedded grooves in the fixed steel plates, the heightening steel plates positioned on the same row are connected and fixed by using fixing ropes, two ends of each fixing rope are fixedly connected with fixing piles, after the first layer of heightening steel plates are laid, the second layer of heightening steel plates are laid, the embedded blocks at the bottoms of the second layer of heightening steel plates are clamped into the embedded grooves in the first layer of heightening steel plates, after the second layer of heightening steel plates are laid, the third layer of heightening steel plates are laid until the last layer of heightening steel plates are laid, then, the heightening steel plates and the fixed steel plates are fixedly connected by using fixing steel bars, and the fixing steel bars penetrate through holes, dislocation between the heightened steel plate and the fixed steel plate and between the heightened steel plates is avoided;
(2) pouring of concrete
1) Firstly, weighing the ingredients according to the proportion, and then stirring and mixing the ingredients with good symmetry by adopting a stirring device;
2) before concrete pouring, a high-pressure air-water gun is adopted to wash and wet the top surfaces of the heightened steel plates and the inside of the pouring groove, and then a sprayer is adopted to pour mixed concrete into the pouring groove until the concrete is flush with the surface of the heightened steel plate at the uppermost layer;
d. detection of
And detecting and checking the constructed protective panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810074484.2A CN108396708B (en) | 2018-01-25 | 2018-01-25 | Anti-crushing protective panel construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074484.2A CN108396708B (en) | 2018-01-25 | 2018-01-25 | Anti-crushing protective panel construction method |
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| CN108396708A CN108396708A (en) | 2018-08-14 |
| CN108396708B true CN108396708B (en) | 2020-06-05 |
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| CN113550266A (en) * | 2021-08-24 | 2021-10-26 | 中印恒盛(北京)贸易有限公司 | Novel river course bank protection steel wall |
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| CN2725356Y (en) * | 2004-02-19 | 2005-09-14 | 北京中水科海利工程技术有限公司 | Flexible bank protecting interconnecting body |
| CN206127986U (en) * | 2016-09-22 | 2017-04-26 | 王国青 | A protection system for hydraulic and hydroelectric engineering side slope |
| CN206368306U (en) * | 2017-01-05 | 2017-08-01 | 北京九州有道交通科技有限公司 | A kind of dismountable composite structure layer |
| CN107083762A (en) * | 2017-03-23 | 2017-08-22 | 江苏建筑职业技术学院 | A kind of vegetation ecological concrete protective slope structure and construction method |
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