CN111997098A - Deformation joint seepage-proofing structure - Google Patents
Deformation joint seepage-proofing structure Download PDFInfo
- Publication number
- CN111997098A CN111997098A CN202010900797.6A CN202010900797A CN111997098A CN 111997098 A CN111997098 A CN 111997098A CN 202010900797 A CN202010900797 A CN 202010900797A CN 111997098 A CN111997098 A CN 111997098A
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- CN
- China
- Prior art keywords
- waterproof
- deformation joint
- bottom plate
- prevention structure
- water seepage
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
Abstract
The invention relates to the field of water seepage prevention structures, in particular to a deformation joint water seepage prevention structure. The deformation joint water seepage prevention structure comprises a waterproof piece and a bottom plate with a deformation joint; the waterproof piece is arranged above the deformation joint of the base plate, a diversion trench is arranged between the waterproof piece and the base plate, and the diversion trench is communicated with a drainage ditch of the pipe gallery; the bottom plate is provided with a first positioning groove and a second positioning groove which are respectively positioned at two sides of the deformation joint of the bottom plate; the both sides of waterproof piece have first location portion and second location portion respectively, and first location portion inlays in first constant head tank, and second location portion inlays in the second constant head tank. The deformation joint water seepage prevention structure provided by the invention has the advantages that the waterproof performance is stable, the water seepage problem is not easy to occur, and the whole service life of the pipe gallery can be prolonged.
Description
Technical Field
The invention relates to the field of water seepage prevention structures, in particular to a deformation joint water seepage prevention structure.
Background
All be provided with the movement joint on the piping lane bottom plate generally, at present stage, generally can add the packing plate in the movement joint to the position that is in the packing plate top in the movement joint pours into sealed glue, then, adopts outer formula rubber waterstop and buries the steel sheet waterstop in and cover at the top of movement joint, with the infiltration problem of reply movement joint department.
However, the externally-attached rubber waterstop and the embedded steel plate waterstop are prone to being installed in place, and are prone to being deviated in the concrete pouring process, so that the waterproof performance is greatly reduced, and therefore the deformation joint is prone to water seepage, and the whole service life of the pipe gallery is affected.
In conclusion, how to overcome the above-mentioned defects of the existing deformation joint water seepage prevention structure is a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide a deformation joint water seepage prevention structure, which aims to solve the technical problems that the deformation joint water seepage prevention structure in the prior art is unstable in waterproof performance and easy to seep water.
The deformation joint water seepage prevention structure provided by the invention comprises a waterproof piece and a bottom plate with a deformation joint.
The waterproof part is installed the top of the movement joint of bottom plate, the waterproof part with there is the guiding gutter between the bottom plate, the guiding gutter communicates with each other with the escape canal of piping lane.
The bottom plate is provided with a first positioning groove and a second positioning groove, and the first positioning groove and the second positioning groove are respectively positioned at two sides of the deformation joint of the bottom plate; the two sides of the waterproof part are respectively provided with a first positioning part and a second positioning part, the first positioning part is embedded in the first positioning groove, and the second positioning part is embedded in the second positioning groove.
Preferably, as an embodiment, the waterproof member is an angle steel, and two sides of the angle steel are the first positioning portion and the second positioning portion respectively;
and/or the groove depth of the first positioning groove and the groove depth of the second positioning groove are both 5-10 mm.
Preferably, as an implementation manner, a gap between the first positioning portion and the first positioning groove is filled with a sealant, and a gap between the second positioning portion and the second positioning groove is filled with a sealant.
Preferably, as an implementable mode, the waterproof part is covered with a plurality of layers of waterproof coiled materials, and the parts of the waterproof coiled materials, which are positioned at the two sides of the deformation joint of the bottom plate, are respectively longer than the two sides of the waterproof part.
Preferably, as an embodiment, the waterproofing membrane is symmetrically arranged with respect to the deformation joint of the bottom plate.
Preferably, as an implementation mode, the waterproof coiled material has at least two layers, and each layer of the waterproof coiled material is stacked from bottom to top.
In any two adjacent layers of the waterproof roll, the two sides of the waterproof roll above the waterproof roll respectively grow out of the two sides of the waterproof roll below the waterproof roll.
Preferably, as an embodiment, the width of the waterproof roll positioned at the lowest part is in the range of 40-50 cm.
In two adjacent layers of the waterproof rolls, the difference range of the width of the waterproof roll above and the width of the waterproof roll below is 40-50 cm.
Preferably, as an embodiment, the waterproof roll is a self-adhesive asphalt waterproof roll.
Preferably, as an implementation mode, movement joint prevention of seepage water structure is still including the roof that has the movement joint and two lateral walls that have the movement joint, first water receiving box is installed to the movement joint department of roof, two second water receiving box is all installed to the movement joint department of lateral wall, the both ends of first water receiving box respectively with two the top butt joint of second water receiving box, just the inboard water conservancy diversion passageway of first water receiving box with the inboard water conservancy diversion passageway of second water receiving box communicates with each other.
One end of the waterproof piece, which deviates from the drainage ditch, is butted with the bottom of the corresponding second water receiving box, and the diversion trench is communicated with the diversion channel on the inner side of the second water receiving box.
Preferably, as an implementable mode, waterproofing membrane's top covers there is the screed-coat, the screed-coat is close to the one side of escape canal with waterproofing membrane is close to one side of escape canal all with the waterproof component parallel and level, the screed-coat deviates from one side of escape canal with waterproofing membrane deviates from one side of escape canal all extends to the lateral wall.
The deformation joint water seepage prevention structure provided by the invention has the beneficial effects that:
the deformation joint water seepage prevention structure comprises a waterproof piece and a bottom plate with a deformation joint, wherein the waterproof piece is arranged above the deformation joint of the bottom plate, and two sides of the waterproof piece are respectively in sealing fit with two sides of the deformation joint of the bottom plate; after the waterproof part is installed, a guide groove can exist between the waterproof part and the base plate, and the guide groove is communicated with the drainage ditch of the pipe gallery, so that water seeping from the deformation joint of the base plate can enter the guide groove and flow into the drainage ditch along the guide groove, and finally is discharged along the drainage ditch.
It should be noted that, first location portion and second location portion have respectively in the both sides of waterproof, correspondingly, first constant head tank and second constant head tank are seted up respectively to the position that lies in the both sides of the movement joint of bottom plate on the bottom plate, so that the first location portion of waterproof can inlay in first constant head tank, and make the second location portion of waterproof can inlay in the second constant head tank, thereby, usable first constant head tank and second constant head tank carry out spacingly to the waterproof, so that the waterproof can install better in place, and be difficult for taking place the off normal, and then, waterproof performance is more stable, be difficult for taking place the infiltration problem, can prolong the whole life of piping lane.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a longitudinal sectional view of a partial structure of a deformation joint water seepage prevention structure provided by an embodiment of the invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a transverse cross-sectional view of a deformation joint water seepage prevention structure provided by an embodiment of the invention.
Icon:
100-a waterproof piece; 110-a diversion trench; 120-a first positioning portion; 130-a second positioning section; 140-sealing glue;
200-a base plate; 210-a deformation joint;
300-waterproof roll material;
400-a side wall;
500-a top plate;
600-a drainage ditch;
700-a first water receiving box;
800-a second water receiving box;
900-leveling layer.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "mounted" is to be understood broadly, for example, as being fixedly attached, detachably attached, or integrally attached; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1 to 3, the deformation joint water seepage prevention structure provided by the embodiment includes a waterproof member 100 and a bottom plate 200 having a deformation joint 210, wherein the waterproof member 100 is installed above the deformation joint 210 of the bottom plate 200, and two sides of the waterproof member 100 are respectively in sealing fit with two sides of the deformation joint 210 of the bottom plate 200; after the waterproof member 100 is installed, a guide channel 110 may exist between the waterproof member 100 and the base plate 200, and the guide channel 110 communicates with the drainage ditch 600 of the pipe gallery, so that water seeping from the deformation joint 210 of the base plate 200 can enter the guide channel 110 and flow into the drainage ditch 600 along the guide channel 110 (see the direction indicated by the arrow at the guide channel 110 in fig. 3), and finally drain along the drainage ditch 600.
It should be noted that, the first positioning portion 120 and the second positioning portion 130 are respectively disposed on two sides of the waterproof piece 100, and correspondingly, the first positioning groove and the second positioning groove are respectively disposed on the bottom plate 200 at positions on two sides of the deformation joint 210 of the bottom plate 200, so that the first positioning portion 120 of the waterproof piece 100 can be embedded in the first positioning groove, and the second positioning portion 130 of the waterproof piece 100 can be embedded in the second positioning groove, thereby, the waterproof piece 100 can be better installed in place by using the first positioning groove and the second positioning groove, and the deviation is not easy to occur, and further, the waterproof performance is stable, the water seepage problem is not easy to occur, and the service life of the whole pipe gallery can be prolonged.
Preferably, referring to fig. 2, angle steel may be used as the flashing 100, and two sides of the angle steel may be used as the first positioning portion 120 and the second positioning portion 130 of the flashing 100, respectively, so that when the angle steel is installed, the two sides of the angle steel may be directly placed into the first positioning groove and the second positioning groove, respectively, and thus, the positioning of the angle steel is completed.
It should be noted that the angle steel has high strength, is not easy to damage, has good waterproof performance, and is very suitable for being used as the waterproof piece 100; in addition, the angle steel belongs to the standard component, can directly purchase the finished product, then as required the intercepting suitable length can, be convenient for reduce cost.
Specifically, the groove depth of the first positioning groove and the groove depth of the second positioning groove may be set to 5 to 10 mm.
Preferably, referring to fig. 2, a sealant 140 may be filled in a gap between the first positioning portion 120 of the waterproof member 100 and the first positioning groove of the base plate 200 to prevent water from leaking out from the gap between the first positioning portion 120 and the first positioning groove; accordingly, the sealant 140 may be filled in the gap between the second positioning portion 130 of the flashing 100 and the second positioning groove on the bottom plate 200, so as to prevent water from seeping out from the gap between the second positioning portion 130 and the second positioning groove, thereby improving the sealing property between the flashing 100 and the bottom plate 200.
In particular, the sealant 140 may be a polyurethane sealant 140.
In addition, referring to fig. 2, a plurality of layers of waterproofing membrane 300 may be covered above the waterproof member 100, and the portions of the waterproofing membrane 300 located at both sides of the deformation joint 210 of the bottom plate 200 are both set to be longer than both sides of the waterproof member 100, that is, both side edges of the waterproof member 100 may be completely covered by the waterproofing membrane 300, so that the waterproofing membrane 300 may cope with the problem of unexpected leakage at both side edges of the waterproof member 100, thereby further improving the waterproofing effect.
Specifically, waterproofing membrane 300 is symmetrically arranged relative to deformation joint 210 of bottom plate 200, so that the waterproofing effect is similar for the portions of waterproofing membrane 300 at both sides of deformation joint 210 of bottom plate 200.
Preferably, the waterproof roll 300 may be provided in at least two layers, and each layer of the waterproof roll 300 may be stacked from bottom to top; in any two adjacent layers of waterproof rolls 300, the two sides of the waterproof roll 300 above are respectively longer than the two sides of the waterproof roll 300 below, so that each layer of waterproof roll 300 can cover the two side edges of the waterproof roll 300 below, the problem of accidental leakage of the two side edges of the covered waterproof roll 300 can be well solved, and the waterproof effect is further improved.
On the basis of the above structure, the width of the waterproof roll 300 at the lowermost position may be set to 40-50 cm, such as 40cm, 45cm, 50 cm; in the two adjacent layers of waterproof rolls 300, the difference range between the width of the waterproof roll 300 above and the width of the waterproof roll 300 below is set to 40-50 cm, such as 40cm, 45cm and 50cm, so that each layer of waterproof roll 300 can exert a good waterproof effect.
In particular, the waterproof roll 300 may be a self-adhesive asphalt waterproof roll 300, so that the lowermost waterproof roll 300 may be adhered to the outer surface of the waterproof member 100 (e.g., angle steel) and the bottom plate 200, and the waterproof roll 300 may be sequentially adhered upward, which not only provides a good waterproof effect, but also prevents deviation.
Referring to fig. 3, the deformation joint water seepage preventing structure provided by this embodiment further includes a top plate 500 having a deformation joint 210, and two side walls 400 having a deformation joint 210, a first water receiving box 700 is installed at the deformation joint 210 of the top plate 500, second water receiving boxes 800 are installed at the deformation joints 210 of the two side walls 400, two ends of the first water receiving box 700 are respectively abutted to top ends of the two second water receiving boxes 800, and a flow guide channel inside the first water receiving box 700 is capable of communicating with a flow guide channel inside the second water receiving box 800, so that water permeating from the deformation joint 210 of the top plate 500 into the flow guide channel inside the first water receiving box 700 can flow along the flow guide channel inside the first water receiving box 700 to the flow guide channel inside the second water receiving box 800 (see an arrow direction at the first water receiving box 700 in fig. 3), and can be mixed with water permeating from the deformation joint 210 of the side walls 400 into the flow guide channel inside the second water receiving box 800, flows downwards along the flow guide channel on the inner side of the second water receiving box 800 (see the direction indicated by the arrow at the second water receiving box 800 in fig. 3).
The end of the waterproof member 100 away from the drainage ditch 600 is abutted against the bottom of the corresponding second water receiving box 800, and the diversion trench 110 is communicated with the diversion channel inside the second water receiving box 800, so that water in the diversion channel inside the second water receiving box 800 facing the drainage ditch 600 can directly flow into the drainage ditch 600, and water in the diversion channel inside the other second water receiving box 800 can flow into the diversion trench 110 between the waterproof member 100 and the bottom plate 200, can be mixed with water permeating into the diversion trench 110 from the deformation joint 210 of the bottom plate 200, flows towards the drainage ditch 600 along the diversion trench 110 (see the direction indicated by the arrow at the diversion trench 110 in fig. 3), and is finally discharged.
Specifically, participate in fig. 1-3, cover screed-coat 900 in waterproofing membrane 300's top, one side that is close to escape canal 600 with this screed-coat 900 and waterproofing membrane 300 are close to escape canal 600 all with waterproof part 100 parallel and level setting, and all extend to lateral wall 400 with one side that this screed-coat 900 deviates from escape canal 600 and waterproofing membrane 300 deviate from escape canal 600's one side, so, screed-coat 900 and waterproofing membrane 300 just can not shelter from guiding gutter 110 between waterproof part 100 and the bottom plate 200, make in the hydroenergy enough smooth runner escape canal 600 of guiding gutter 110, and waterproof part 100 can not bulge in screed-coat 900 and waterproofing membrane 300, pleasing to the eye degree is preferred.
In conclusion, the invention discloses a deformation joint water seepage prevention structure, which overcomes many technical defects of the traditional deformation joint water seepage prevention structure. The deformation joint seepage prevention structure that this embodiment provided, waterproof performance is more stable, is difficult for taking place the infiltration problem, can prolong the whole life of piping lane.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A deformation joint water seepage prevention structure is characterized by comprising a waterproof piece (100) and a bottom plate (200) with a deformation joint (210);
the waterproof part (100) is arranged above a deformation joint (210) of the bottom plate (200), a diversion trench (110) is arranged between the waterproof part (100) and the bottom plate (200), and the diversion trench (110) is communicated with a drainage ditch (600) of the pipe gallery;
a first positioning groove and a second positioning groove are formed in the bottom plate (200), and are respectively positioned on two sides of the deformation joint (210) of the bottom plate (200); the waterproof piece (100) is provided with a first positioning part (120) and a second positioning part (130) on two sides respectively, the first positioning part (120) is embedded in the first positioning groove, and the second positioning part (130) is embedded in the second positioning groove.
2. A deformation joint watertight structure according to claim 1, wherein the waterproof member (100) is an angle steel, and both sides of the angle steel are the first positioning portion (120) and the second positioning portion (130), respectively;
and/or the groove depth of the first positioning groove and the groove depth of the second positioning groove are both 5-10 mm.
3. A deformation joint water seepage prevention structure according to claim 1, wherein a gap between the first positioning portion (120) and the first positioning groove is filled with a sealant (140), and a gap between the second positioning portion (130) and the second positioning groove is filled with a sealant (140).
4. A deformation joint water seepage prevention structure according to any one of claims 1-3, wherein the waterproof member (100) is covered with a plurality of layers of waterproof rolls (300), and the parts of the waterproof rolls (300) on the two sides of the deformation joint (210) of the bottom plate (200) respectively grow out of the two sides of the waterproof member (100).
5. A deformation joint water seepage prevention structure according to claim 4, characterized in that the waterproof roll (300) is arranged symmetrically with respect to the deformation joint (210) of the bottom plate (200).
6. A deformation joint water seepage prevention structure according to claim 5, wherein the waterproof coiled material (300) has at least two layers, and each layer of the waterproof coiled material (300) is stacked from bottom to top;
in any two adjacent layers of the waterproof rolls (300), two sides of the waterproof roll (300) above are respectively longer than two sides of the waterproof roll (300) below.
7. A deformation joint water seepage prevention structure according to claim 6, wherein the width of the waterproof roll (300) at the lowest part is in the range of 40-50 cm;
in the two adjacent layers of the waterproof coiled materials (300), the difference value between the width of the waterproof coiled material (300) at the upper part and the width of the waterproof coiled material (300) at the lower part ranges from 40cm to 50 cm.
8. A deformation joint water seepage prevention structure according to claim 4, wherein the waterproof roll (300) is a self-adhesive asphalt waterproof roll (300).
9. A deformation joint water seepage prevention structure according to claim 4, further comprising a top plate (500) with a deformation joint (210) and two side walls (400) with the deformation joint (210), wherein a first water receiving box (700) is installed at the deformation joint (210) of the top plate (500), a second water receiving box (800) is installed at the deformation joint (210) of the two side walls (400), two ends of the first water receiving box (700) are respectively butted with the top ends of the two second water receiving boxes (800), and a flow guide channel inside the first water receiving box (700) is communicated with a flow guide channel inside the second water receiving box (800);
one end of the waterproof piece (100) departing from the drainage ditch (600) is in butt joint with the bottom of the corresponding second water receiving box (800), and the diversion trench (110) is communicated with a diversion channel on the inner side of the second water receiving box (800).
10. A deformation joint water seepage prevention structure according to claim 9, wherein the top of waterproofing membrane (300) is covered with a leveling layer (900), the leveling layer (900) is close to one side of the drainage ditch (600) and one side of the waterproofing membrane (300) close to the drainage ditch (600) are all flush with the waterproof piece (100), the leveling layer (900) deviates from one side of the drainage ditch (600) and one side of the waterproofing membrane (300) deviating from the drainage ditch (600) are all extended to the side wall (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010900797.6A CN111997098A (en) | 2020-08-31 | 2020-08-31 | Deformation joint seepage-proofing structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010900797.6A CN111997098A (en) | 2020-08-31 | 2020-08-31 | Deformation joint seepage-proofing structure |
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| CN111997098A true CN111997098A (en) | 2020-11-27 |
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| CN202010900797.6A Pending CN111997098A (en) | 2020-08-31 | 2020-08-31 | Deformation joint seepage-proofing structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663680A (en) * | 2021-03-15 | 2021-04-16 | 中铁建设集团华北工程有限公司 | Basement movement joint seepage prevention structure |
| CN113266042A (en) * | 2021-06-24 | 2021-08-17 | 中益诚达建设集团有限公司 | Basement advanced water-stop post-cast strip and construction method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0506196A1 (en) * | 1991-03-25 | 1992-09-30 | Hollandsche Beton Groep N.V. | Method for sealing the joint between two road parts which are movable relative to each other and are provided with an asphalt road surface, in particular the joint between two bridge roadway parts or between a bridge roadway part and a land-abutment part |
| CN102587938A (en) * | 2012-03-16 | 2012-07-18 | 郑州市市政工程总公司 | Water seepage and leakage preventability collection system for tunnel and construction method of system |
| CN203923846U (en) * | 2014-05-21 | 2014-11-05 | 中铁十五局集团有限公司 | A kind of reinforced concrete floor deformation joint structure |
| CN209293077U (en) * | 2018-10-23 | 2019-08-23 | 中建一局集团第一建筑有限公司 | A kind of basement roof waterproof structure for deformation seams |
-
2020
- 2020-08-31 CN CN202010900797.6A patent/CN111997098A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0506196A1 (en) * | 1991-03-25 | 1992-09-30 | Hollandsche Beton Groep N.V. | Method for sealing the joint between two road parts which are movable relative to each other and are provided with an asphalt road surface, in particular the joint between two bridge roadway parts or between a bridge roadway part and a land-abutment part |
| CN102587938A (en) * | 2012-03-16 | 2012-07-18 | 郑州市市政工程总公司 | Water seepage and leakage preventability collection system for tunnel and construction method of system |
| CN203923846U (en) * | 2014-05-21 | 2014-11-05 | 中铁十五局集团有限公司 | A kind of reinforced concrete floor deformation joint structure |
| CN209293077U (en) * | 2018-10-23 | 2019-08-23 | 中建一局集团第一建筑有限公司 | A kind of basement roof waterproof structure for deformation seams |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663680A (en) * | 2021-03-15 | 2021-04-16 | 中铁建设集团华北工程有限公司 | Basement movement joint seepage prevention structure |
| CN113266042A (en) * | 2021-06-24 | 2021-08-17 | 中益诚达建设集团有限公司 | Basement advanced water-stop post-cast strip and construction method thereof |
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Application publication date: 20201127 |
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