CN209816934U - Seepage-proofing structure system of dangerous goods storage yard engineering - Google Patents
Seepage-proofing structure system of dangerous goods storage yard engineering Download PDFInfo
- Publication number
- CN209816934U CN209816934U CN201920223926.5U CN201920223926U CN209816934U CN 209816934 U CN209816934 U CN 209816934U CN 201920223926 U CN201920223926 U CN 201920223926U CN 209816934 U CN209816934 U CN 209816934U
- Authority
- CN
- China
- Prior art keywords
- seepage
- concrete
- caulking
- joint
- engineering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003860 storage Methods 0.000 title claims abstract description 20
- 239000004567 concrete Substances 0.000 claims abstract description 78
- 230000008602 contraction Effects 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 231100001261 hazardous Toxicity 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 35
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000003566 sealing material Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 7
- 229920000573 polyethylene Polymers 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000011094 fiberboard Substances 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 7
- 239000013056 hazardous product Substances 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 4
- 239000000565 sealant Substances 0.000 description 20
- 239000010410 layer Substances 0.000 description 12
- 239000002344 surface layer Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004590 silicone sealant Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000011499 joint compound Substances 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- 239000004589 rubber sealant Substances 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000007788 roughening Methods 0.000 description 2
- 238000004826 seaming Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005442 atmospheric precipitation Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Landscapes
- Building Environments (AREA)
Abstract
The utility model provides a seepage prevention structure system of hazardous articles goods yard engineering, seepage prevention structure system includes: the anti-seepage concrete structure comprises a base layer positioned at the bottom, an anti-seepage concrete large plate above the base layer, drainage structures arranged around a storage yard, a contraction joint arranged on the anti-seepage concrete large plate, a dowel bar vertically intersected with the extension line of the contraction joint, and a connecting joint arranged between the anti-seepage concrete large plate and the drainage structures. The utility model discloses a prevention of seepage concrete large plate structure, it has good prevention of seepage effect, has avoided the hazardous articles to leak the pollution to soil and the water body, has reduced the problem that the concrete flange produced purlin and wrong platform in the heavy load handling machinery use, and yard surface course life improves.
Description
Technical Field
The utility model relates to a building prevention of seepage technical field especially relates to an anti-seepage structure system of hazardous articles goods yard engineering.
Background
According to the statistical data of each port, the demand of the waterway transportation of the dangerous goods containers in China is on the trend of rising year by year. The surface layer of the dangerous goods storage yard directly bears the stacking load of loading and unloading machinery and containers and is influenced by atmospheric precipitation, temperature change and the like, so that the surface layer structure of the dangerous goods storage yard has enough strength, good temperature stability, wear resistance, skid resistance, flatness, impermeability and the like.
At present, no standard in the aspects of seepage-proofing design and construction of dangerous goods storage yard engineering exists in China, and related design standards of port engineering are not involved. In general, engineering designers still design according to common storage yards, and do not make specific requirements on the engineering seepage-proofing design of the dangerous goods storage yard. However, in the dangerous goods piling area, the dangerous goods may leak, so that the port soil or water is polluted, and potential safety hazards exist. In addition, the yard surface layer directly bears the load of a front crane and the like of heavy-duty loading and unloading machinery and containers, so that the problems of sludge pumping and slab staggering are easy to occur, and the service life of the yard surface layer is shortened. Therefore, an anti-seepage structure system for the dangerous goods storage yard engineering and a construction method thereof are technical problems to be solved urgently.
Disclosure of Invention
For solving above technical problem, the utility model aims at providing a prevention of seepage structure system of hazardous articles goods yard engineering adopts prevention of seepage concrete large plate structure, and it has good prevention of seepage effect, has avoided the hazardous articles to leak the pollution of soil and water body, has reduced the problem that the concrete flange produced purlin mud and wrong platform in the use such as heavy load handling machinery openly hangs, and yard surface course life improves.
The utility model adopts the following technical scheme:
the utility model provides an aspect provides an anti-seepage structure system of hazardous articles goods yard engineering, include: the anti-seepage concrete large-scale drainage system comprises a base layer positioned at the bottom, an anti-seepage concrete large-scale plate above the base layer, a drainage structure arranged around a storage yard, a contraction joint arranged on the anti-seepage concrete large-scale plate, a dowel bar vertically arranged with the contraction joint, and a connecting joint arranged between the anti-seepage concrete large-scale plate and the drainage structure; wherein,
the dowel bar is vertically intersected with the extension line of the contraction joint, and the dowel bar is arranged in the middle of the thickness of the impermeable concrete slab;
the contraction joint is filled with a joint filling material, and the joint filling material comprises a caulking sealing material and a backing material;
and a caulking material is filled in the connecting seam, the caulking material comprises a caulking sealing material, a backing material and a caulking plate, and a rubber water stop belt is arranged at the connecting seam.
In a preferred embodiment, the shrinkage joints are shrinkage joints arranged on a large-area concrete slab, and the effect of the shrinkage joints is that the large concrete slab does not generate irregular cracks when being shrunk.
In a preferred embodiment, the shrinkage joints comprise a first group of shrinkage joints and a second group of shrinkage joints, and the first group of shrinkage joints and the second group of shrinkage joints are perpendicular to each other and are arranged in an intersecting manner.
Preferably, the first group of shrinkage cracks and the second group of shrinkage cracks are respectively multiple and are arranged on the impermeable concrete large plate at equal intervals.
In a preferred embodiment, the impermeable concrete large plate can be any one of impermeable steel fiber concrete, impermeable synthetic fiber concrete, impermeable reinforced concrete and impermeable plain concrete.
In a preferred embodiment, the distance between the first set of shrinkage cracks and the second set of shrinkage cracks is 4-5 m.
Preferably, the strength grade of the concrete in the impermeable concrete large plate is not lower than C30, and the impermeable grade is not lower than P8.
The strength grade of the concrete is evaluated according to the concrete strength test evaluation standard GB/T50107-2010, and the impermeability grade is evaluated according to the concrete quality control standard GB 50164-2011.
In a preferred embodiment, the width of the contraction joint is 3 mm-10 mm, and the depth is 16 mm-25 mm.
In a preferred embodiment, the width of the seam is 20mm to 30mm and the depth is 10mm to 15 mm.
In a preferred embodiment, the caulk seal is a weatherable seal such as a silicone sealant, a sulfur rubber sealant, a neoprene rubber sealant, a butyl rubber sealant, or the like.
In a preferred embodiment, the backing material is closed cell expanded polyethylene or polyvinyl chloride.
In a preferred embodiment, the joint compound includes a first backing material and a first caulk seal.
In a preferred embodiment, in the contraction joint, the first backing material is arranged at the bottom of the contraction joint, the first caulking sealant is arranged at the upper part of the contraction joint, and the height of the top end of the first caulking sealant is lower than the upper wall of the impermeable concrete large plate.
In a preferred embodiment, the caulk includes a caulk plate, a second backing material, and a second caulk seal.
Preferably, the caulking plate is a closed-cell polyethylene foam plate or a fiberboard.
In a preferred embodiment, the caulking plate, the second backing material and the second caulking sealant are arranged in the joining seam from bottom to top in sequence, and the top end of the second caulking sealant is lower than the upper wall of the impermeable concrete large plate.
In a preferred embodiment, the rubber water stop is any one of a neoprene water stop and an ethylene propylene diene monomer water stop.
Preferably, the telescopic joint of the rubber water stop is positioned in the middle of the joint seam.
In a preferred embodiment, the dowel bar is coated with an antirust coating for preventing the dowel bar from being rusted and avoiding affecting load transmission.
In a preferred embodiment, the construction method of the seepage-proofing structure system of the dangerous goods storage yard engineering comprises the following steps:
s01: detecting a foundation, and paving a base layer on the foundation;
s02: installing a concrete template and a dowel bar on the base layer, pouring concrete, and dismantling the template to form an anti-seepage concrete large plate and a connecting seam between the anti-seepage concrete large plate and a drainage structure around the anti-seepage concrete large plate;
s03: cutting and sawing the concrete to form a plurality of shrinkage joints on the surface of the anti-seepage concrete large plate, and cleaning and filling the shrinkage joints and the joint joints;
s04: and a rubber water stop is arranged at the joint seam.
In a preferred embodiment, in step S02, the dowel bars are installed by using a steel bar bracket method or a top wood formwork method.
In a preferred embodiment, the step S02 further includes watering and curing the impermeable concrete large plate, and roughening the surface of the impermeable concrete large plate.
Compared with the prior art, the technical scheme of the utility model following beneficial effect has:
(1) by adopting the anti-seepage concrete large-plate structure and utilizing the anti-seepage concrete material, the caulking sealing material and the backing material arranged in the contraction joint and the connecting joint, the anti-seepage structure system has good anti-seepage effect, and avoids the pollution of dangerous goods leakage to soil and water;
(2) the stress at the edge of the contraction joint of the large concrete plate is effectively reduced under the using conditions of a front crane of a heavy-duty loading and unloading machine and the like by arranging the dowel bar, the common phenomena of mud pumping and slab staggering at the contraction joint are reduced, and the service life of a surface layer of a storage yard is prolonged;
(3) under the condition that the caulking sealing materials in the contraction joint and the connecting joint adopt weather-resistant sealing materials, the caulking sealing materials are not easily influenced by daily sunlight, rain, snow, ozone or extreme temperature; under the condition that the backing material is used as an anti-bonding material of the sealant, three sides of the sealant are prevented from being bonded, and meanwhile, the sealant forms an expected cross section to ensure good bonding of the sealant and a contact surface;
(4) the surface of the caulking sealing material is lower than the upper wall of the anti-seepage concrete large plate, so that the abrasion caused by the fact that the contraction joint or the joint of the jointing seam directly contacts the vehicle tire or the container is avoided, and meanwhile, the actual construction is facilitated.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 is the utility model discloses an anti-seepage structure system's based on dangerous goods yard engineering structural schematic diagram.
FIG. 2 is a schematic structural view of a contraction joint and a dowel;
fig. 3 is a schematic view of a seam.
Illustration of the drawings:
1. a base layer; 2. a concrete slab structure area; 3. a drainage structure; 4. a first set of crimps; 5. a second set of crimps; 6. a seam is connected; 7. a dowel bar; 21. a first backing material; 22. a first caulking sealant; 61. A second backing material; 62. a first caulking sealant; 63. caulking plates; 8. a rubber water stop.
Detailed Description
The utility model provides a prevention of seepage structure system of hazardous articles goods yard engineering, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following reference drawing and example are lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order, it being understood that the data so used may be interchanged under appropriate circumstances. Furthermore, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a system, article, or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such system, article, or apparatus.
Example 1
An anti-seepage structure system for a dangerous goods storage yard project, as shown in fig. 1-3, comprises: the anti-seepage drainage structure comprises a base layer 1, an anti-seepage concrete large plate 2, a drainage structure 3, a first group of contraction joints 4, a second group of contraction joints 5 and a dowel bar 7. The base layer 1 is arranged on the bottom surface, the base layer 1 is a graded broken stone and cement stabilized broken stone cushion layer laid on a foundation, the impermeable concrete large plate 2 is a concrete surface layer laid on the upper portion of the base layer 1, a plurality of first groups of contraction joints 4 and a plurality of second groups of contraction joints 5 are arranged on the impermeable concrete large plate 2, and the first groups of contraction joints 4 and the second groups of contraction joints 5 are perpendicular to each other and are arranged in an intersecting mode. The plurality of first groups of the contraction joints 4 are arranged at equal intervals, and the plurality of second groups of the contraction joints 5 are arranged at equal intervals. The force transmission rods 7 are respectively arranged at the lower parts of the first group of contraction joints 4 and the second group of contraction joints 5, the contraction joints corresponding to the upper parts of the force transmission rods are vertical to each other, and the extension lines of the corresponding contraction joints are intersected at the center positions of the force transmission rods. The dowel bar 7 is coated with antirust paint which can prevent the dowel bar 7 from being rusted. The stress at the edge of the contraction joint of the large concrete plate under the heavy-load traffic service condition can be effectively reduced by the aid of the dowel bars 7, common sludge and slab staggering faults at the contraction joint are reduced, and the service life of a surface layer of a storage yard can be prolonged by more than one time.
The drainage structures 3 are arranged around the storage yard and form a joint seam 6 with the impermeable concrete large plate 2. A rubber water stop 8 is arranged at the joint 6.
The first group of shrinkage joints 4 and the second group of shrinkage joints 5 are shrinkage joints arranged on the large impermeable concrete plate 2 with a large area, and the function of the shrinkage joints is to prevent irregular cracks from being generated when the large impermeable concrete plate 2 shrinks. The first set of slits 4 and the second set of slits 5 have a width of 4mm to 5mm and a depth of 20mm to 25mm, as shown in fig. 2, and a caulking material is filled inside the slits (the first set of slits 4 and the second set of slits 5), as shown in fig. 2, the caulking material includes a first caulking sealant 22 and a first backing material 21, wherein the first backing material 21 is located below the first caulking sealant 22. The first caulk seal 22 is a weatherable sealant silicone sealant and the first backing material 21 is closed cell expanded polyethylene. The silicone sealant material is not susceptible to sunlight, rain, snow, ozone or extreme temperatures, effectively improves the weatherability of the first caulk seal 22, prevents it from being aged, becoming brittle and developing cracks.
The width of the seaming seam 6 is 23mm to 35mm, and the depth is 10mm to 13mm, and as shown in fig. 3, a caulking material is filled in the seaming seam 6, and the caulking material includes a second caulking sealant 62, a second backing material 61, and a caulking plate 63 in this order from top to bottom. The second caulking sealant 62 is a weather resistant sealant silicone sealant, the second backing material 61 is polyvinyl chloride, and the caulking plate 63 is a closed cell polyethylene foam board.
The closed-cell expanded polyethylene is used as a backing material, so that three sides of the sealant can be prevented from being bonded, meanwhile, the sealant can form an expected cross section, and the sealant can be guaranteed to be well bonded with a contact surface. And the top end of the caulking sealant is lower than the upper wall of the impermeable concrete large plate 2, so that the design can avoid the abrasion caused by the fact that the joints of the contraction joints or the connection joints directly contact the tires or the containers of the vehicles, and meanwhile, the actual construction is more convenient.
The rubber water stop 8 is a chloroprene rubber water stop, and an expansion joint with a round hole is positioned in the middle of the connecting seam.
In a preferred embodiment, the impermeable concrete large plate 2 can be any one of impermeable steel fiber concrete, impermeable synthetic fiber concrete, impermeable reinforced concrete and impermeable plain concrete, and the strength grade of the concrete is not lower than C30, and the impermeable grade is not lower than P8. The strength grade of the concrete is evaluated according to the concrete strength test evaluation standard GB/T50107-2010, and the impermeability grade is evaluated according to the concrete quality control standard GB 50164-2011.
Example 2
The embodiment provides a construction method of an anti-seepage structure system of a dangerous goods storage yard project, which comprises the following steps:
s01: and detecting the foundation, and paving a base layer on the foundation meeting the design requirement.
S02: installing a concrete template and a dowel bar on the base layer, pouring concrete, and dismantling the template to form an anti-seepage concrete large plate and a connecting seam between the anti-seepage concrete large plate and a drainage structure around the anti-seepage concrete large plate; and watering and curing the impermeable concrete large plate to prevent the surface of the concrete from cracking caused by early water loss and too fast temperature rise inside the concrete, and then roughening the surface of the concrete.
S03: and cutting and sawing the poured impermeable concrete large plate by using a joint cutter, forming a plurality of shrinkage joints on the surface of the impermeable concrete large plate, and cleaning and filling the shrinkage joints and the joint joints.
S04: and a rubber water stop is arranged at the joint seam.
In step S02, when the concrete slab is continuously poured, a dowel bar may be installed by using a steel bar bracket method. When concrete slabs are not poured continuously, a dowel bar can be installed by adopting a top wood formwork fixing method.
The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (7)
1. An impermeable structural system of a hazardous goods cargo yard project, comprising: the anti-seepage concrete large-scale drainage system comprises a base layer positioned at the bottom, an anti-seepage concrete large-scale plate above the base layer, a drainage structure arranged around a storage yard, a contraction joint arranged on the anti-seepage concrete large-scale plate, a dowel bar vertically arranged with the contraction joint, and a connecting joint arranged between the anti-seepage concrete large-scale plate and the drainage structure; wherein,
the dowel bar is vertically intersected with the extension line of the contraction joint, and the dowel bar is arranged in the middle of the thickness of the impermeable concrete slab;
the contraction joint is filled with a joint filling material, and the joint filling material comprises a caulking sealing material and a backing material;
and a caulking material is filled in the connecting seam, the caulking material comprises a caulking sealing material, a backing material and a caulking plate, and a rubber water stop belt is arranged at the connecting seam.
2. The barrier structure system for hazardous goods storage yard engineering of claim 1, wherein said shrinkage joints comprise a first set of shrinkage joints and a second set of shrinkage joints, said first set of shrinkage joints and said second set of shrinkage joints being disposed perpendicular to and intersecting each other.
3. The barrier structure system of the hazardous goods storage yard engineering of claim 1, wherein the strength grade of the concrete in the barrier concrete slab is not lower than C30, and the barrier grade is not lower than P8.
4. The barrier construction system for hazardous goods storage yard engineering of claim 1, wherein said caulk seal is a weatherable seal.
5. The barrier structural system of hazardous goods cargo yard engineering of claim 1, wherein said backing material is a closed cell expanded polyethylene or polyvinyl chloride.
6. The seepage-proofing structural system of the hazardous goods cargo yard engineering of claim 1, wherein the caulking plate is a closed cell polyethylene foam plate or a fiberboard.
7. The barrier construction system for hazardous material cargo yard engineering of claim 1, wherein said dowel is coated with an anti-rust coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920223926.5U CN209816934U (en) | 2019-02-22 | 2019-02-22 | Seepage-proofing structure system of dangerous goods storage yard engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920223926.5U CN209816934U (en) | 2019-02-22 | 2019-02-22 | Seepage-proofing structure system of dangerous goods storage yard engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209816934U true CN209816934U (en) | 2019-12-20 |
Family
ID=68873425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920223926.5U Expired - Fee Related CN209816934U (en) | 2019-02-22 | 2019-02-22 | Seepage-proofing structure system of dangerous goods storage yard engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209816934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680727A (en) * | 2019-02-22 | 2019-04-26 | 中交物流规划设计研究院有限公司 | A kind of the leakage preventing structure system and construction method of dangerous material goods yard engineering |
-
2019
- 2019-02-22 CN CN201920223926.5U patent/CN209816934U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680727A (en) * | 2019-02-22 | 2019-04-26 | 中交物流规划设计研究院有限公司 | A kind of the leakage preventing structure system and construction method of dangerous material goods yard engineering |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107059667A (en) | Door shape assembled armored concrete box culvert and its construction method | |
| CN113718576A (en) | Recyclable prefabricated assembly type road structure and construction method thereof | |
| US20160348322A1 (en) | Method for waterproofing railway bridges and waterproofing material for carrying out said method | |
| CN104405165B (en) | The assembled mixing station storage bin partition wall of a kind of repeatable utilization and construction method thereof | |
| CN206396627U (en) | Hidden seam type expansion joint structure | |
| CN209816934U (en) | Seepage-proofing structure system of dangerous goods storage yard engineering | |
| WO2008095247A1 (en) | Building method and apparatus for use therein | |
| CN112431289A (en) | Municipal sewage well wall prefabrication and assembly process and concrete well wall component | |
| CA2100992C (en) | Leakproof filling station floor | |
| CN207176731U (en) | A kind of prefabricated concrete pipe gallery support | |
| CN109680727A (en) | A kind of the leakage preventing structure system and construction method of dangerous material goods yard engineering | |
| KR101705315B1 (en) | Precast concrete panels and their installation method | |
| CN212129250U (en) | Construction structure for additionally arranging collecting groove on post-cast strip of high-water-level foundation | |
| CN211286072U (en) | Post-cast strip seals structure in advance | |
| GB2456041A (en) | Modular bund with tiled floor | |
| KR101593998B1 (en) | Expansion joint maintenance facility and using the repair method | |
| CN109372025B (en) | Waterproof structure and construction process thereof | |
| KR101705313B1 (en) | Precast concrete panels and paving method using an embedded nut and asymmetric pocket | |
| CN107034759A (en) | Steel plate road pavement structure and construction method | |
| CN217052898U (en) | Construction access road structure on mud flat zone | |
| AU2007237161B2 (en) | Building Method and Apparatus for Use Therein | |
| CN218861252U (en) | Expansion joint structure of heavy-load garbage transportation pavement | |
| CN113622254B (en) | Construction method of heavy-load temporary precast reinforced concrete road slab | |
| KR101705311B1 (en) | Precast concrete panels and paving method using an embedded nut and asymmetric pocket | |
| CN204781000U (en) | Modular inspection shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |