CN107100206A - A kind of prevention and controls of basement leakage - Google Patents

A kind of prevention and controls of basement leakage Download PDF

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Publication number
CN107100206A
CN107100206A CN201710482426.9A CN201710482426A CN107100206A CN 107100206 A CN107100206 A CN 107100206A CN 201710482426 A CN201710482426 A CN 201710482426A CN 107100206 A CN107100206 A CN 107100206A
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CN
China
Prior art keywords
drainpipe
basement
prevention
controls
foundation ditch
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Pending
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CN201710482426.9A
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Chinese (zh)
Inventor
贾强
张鑫
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Shandong Jianzhu University
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Shandong Jianzhu University
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Priority to CN201710482426.9A priority Critical patent/CN107100206A/en
Publication of CN107100206A publication Critical patent/CN107100206A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02Protective 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
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • E02D17/04Bordering surfacing or stiffening the sides of foundation pits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00Keeping dry foundation sites or other areas in the ground
    • E02D19/06Restraining of underground water
    • E02D19/12Restraining of underground water by damming or interrupting the passage of underground water
    • E02D19/20Restraining of underground water by damming or interrupting the passage of underground water by displacing the water, e.g. by compressed air

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)

Abstract

The invention discloses a kind of prevention and controls of basement leakage, it solves the deficiency that basement leakage can not be prevented and treated effectively in the prior art, and its region between excavation slope and outer wall of basement sets drainpipe, can discharge occluded water, basement leakage is prevented or reduces, its technical scheme is:Comprise the following steps:Step 1:Multiple drainpipes are laid in the bottom of foundation ditch of construction basement;Step 2:In bottom of foundation ditch except position of drain pipe lays bed course, the bed course abutted with drainpipe upper opening is trimmed to toroidal;Step 3:Filled out in drainpipe and set seepy material, cladding screen pack at the top of drainpipe;Step 4:Basement is built, backfill is filled in foundation ditch.

Description

A kind of prevention and controls of basement leakage
Technical field
The present invention relates to seepage prevention and treatment technical field, more particularly to a kind of prevention and controls of basement leakage.
Background technology
In the last few years, the underground structrue engineering such as underground garage, underground commerce area, Underground Rail Transit was more and more, scale Also it is increasing.With building waterproofing technique continue to develop and China's buildings waterproof standard, specification, code etc. it is continuous complete Kind, the seepage ratio of China's building construction constantly declines, and national, large area leakage problems are tentatively contained, but The leakage problems of hypogee still allow of no optimist.Shown according to the report that in July, 2014, Chinese buildings waterproof association issued, 28 Individual urban architecture underground leakage rate is up to 57.51%.Basement leakage processing be always puzzlement engineers and technicians it is old, big, Difficult problem.
For the higher area of level of ground water, using the method for concrete self-compaction or outer wall pasting flexible waterproof layer, On the premise of ensureing construction quality, preferable waterproof effect is resulted in.But in some levels of ground water lower ground area, particularly In the range of basement buried depth in the engineering without underground water, tanking is not done or done less in construction unit to save cost. However, due to some defects in excavation pit method for protecting support and the processing of foundation ditch foundation soil, causing basement bottom board and side Impermeable stratum is formed, it is long-term in backfill to be detained rainwater or the underground water of other seepages, basement can be made to be in seepage throughout the year With the state of getting damp, the normal of influence basement is used.
The reason for seepage can occur for basement is analyzed as follows:In basement foundation ditch digging process is built, to prevent side slope Unstability produces landslide, generally requires using mode side slope supportings such as soil nailings, to prevent rainwater from penetrating into side slope, the injection of supporting surface The pea gravel concreten of one layer of waterproof.Excavation of foundation pit is to designed elevation, it is necessary to lay a layer concrete bed course pair before doing bottom plate Cheat bottom levelling.Then, hole base concrete bed course and side concrete revetment are formed the impermeable stratum of a basin shape.Foundation ditch and ground (this segment space is the necessary construction of outer wall of basement assembling reinforcement, formwork supporting plate and casting concrete in space between the exterior wall of lower room Space, bandpass is 1m), it is necessary to be filled with backfill and compaction in layers.If however, rainwater or surrounding running water pipe are revealed The reason such as split, cause backfill internal water accumulation, due to the presence of impermeable stratum, this part ponding is difficult to permeate the ground, as to The water source of basement seepage flow.Therefore, how drainage channel is set on impermeable stratum, reduces the delay of ponding in backfill, is Solve the effective means of this kind of basement leakage.
Traditional method with the leak stopping in basement wall of the materials such as polyurethane, plugging effect is poor, the easy aging of material.And open Dig backfill to construct again the method for basement wall exterior waterproof coating, earthwork excavated volume is big, and influence building is normally used.Cause This, invents a kind of leakage preventing method for preventing basement simple and easy to apply very necessary.
In summary, problem of preventing and treating in the prior art for basement leakage, still lacks effective solution.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides a kind of prevention and controls of basement leakage, its Region between excavation slope and outer wall of basement sets drainpipe, can discharge occluded water, prevent or reduce basement leakage;
Further, the present invention uses following technical proposals:
A kind of prevention and controls of basement leakage, comprise the following steps:
Step 1:Multiple drainpipes are laid in the bottom of foundation ditch of construction basement;
Step 2:In bottom of foundation ditch except position of drain pipe lays bed course, it will be repaired with the bed course that drainpipe upper opening is abutted Into toroidal;
Step 3:Filled out in drainpipe and set seepy material, cladding screen pack at the top of drainpipe;
Step 4:Basement is built, backfill is filled in foundation ditch.
In the prevention and controls of the present invention, before construction basement, drainpipe is first laid in foundation ditch, can so be arranged immediately Go out occluded water, can prevent or reduce basement leakage;And the bed course for abutting drainpipe upper opening is trimmed to toroidal, It can ensure that the underground water being detained smoothly is flowed into drainpipe.
Further, carry out following the steps below before step 1:
For construction basement excavation pit, supporting is carried out to excavation slope, pea gravel concreten surface layer is sprayed on side slope surface.
Further, the step 1 is concretely comprised the following steps:
By excavation of foundation pit to setting at absolute altitude, at bottom of foundation ditch interval, setpoint distance lays multiple drainpipes, drainpipe position Region between the design attitude and excavation slope of outer wall of basement.
Further, the spacing distance of the drainpipe is 5~10m.
Further, the caliber of the drainpipe is 400~600mm.
Further, designed elevation low 5~10mm of the drainpipe upper opening than bed course.It is arranged such, can makes The underground water that must be detained can smoothly flow into drainpipe.
Further, 5~10cm in foundation ditch is goed deep into the drainpipe bottom.It is arranged such, it is ensured that drainpipe will be stagnant The underground water stayed is introduced in foundation ditch foundation soil, and then due to the barrier of bed course, underground water will not be impacted to basement.
Further, the bed course is concrete cushion.
Further, the seepy material is coarse sand or gravel, and seepy material fills up drainpipe.
Further, the screen pack is gauze or nylon yarn cloth.
There is the building of basement leakage for having completed backfill and underground hydropexis occur, the present invention provides another A kind of prevention and controls of basement leakage, comprise the following steps:
Step 1:Between outer wall of basement and former construction foundation pit side slope, interval setpoint distance drilling;
Step 2:Laid in foot of hole in seepy material, drilling and lay drainpipe;
Step 3:Back-up sand in gap between drilling and drainpipe, to being sealed at the top of drainpipe;
Step 4:Backfill is filled at the top of sealing to drilling.
In the method for the present invention, the region between basement and former construction foundation pit side slope sets drainpipe by drilling, The problem of underground water of delay can introduce to foundation ditch foundation soil, and then solve basement leakage.
Further, the spacing distance between being drilled in the step 1 is 5~10m.
Further, the aperture of the drilling is more than the caliber of drainpipe, and the caliber of drainpipe is 400~600mm.
Further, the foot of hole is deeply to 0.4~0.6m below concrete cushion.
Further, the seepy material is coarse sand or gravel, and seepy material thickness is 0.2~0.3m.
Further, the draining bottom of the tube is goed deep into below concrete cushion, away from 0.4~0.6m of ground at the top of drainpipe.
Further, drainpipe side wall opens up multiple inlet openings, and inlet opening is small in the spacing of drainpipe axial direction In 500mm, inlet opening is 30~60 ° in the interval angles of drainpipe radial direction.
Further, the side wall and bottom opening of the drainpipe are coated with screen pack.
Further, the screen pack is gauze or nylon yarn cloth.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention is for common because of underground water in hole base concrete bed course and the backfill of slope protection concrete surface layer formation Basement leakage problem caused by delay, takes the method for pre-buried pvc pipe or the brill in existing backfill when pouring bed course The method that hole is embedded to pvc pipe, smoothly discharges occluded water, prevents or reduce basement leakage.With leak stopping in traditional basement wall Or digging up and filling in soil is pasted the methods such as wall exterior waterproof coating and compared again, method is simple, and material is easy to get, and cost is low, and effect is good.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 --- bed course embedded set drainpipe elevation;
Fig. 2 --- bed course embedded set drainpipe plan;
Fig. 3 --- drainpipe detail drawing;
Fig. 4 --- backfill region drilling schematic diagram;
Fig. 5 --- embedding drainpipe schematic diagram in backfill;
In figure, 1 --- drainpipe;2 --- side slope concrete topping;3 --- concrete cushion;4 --- outer wall of basement; 5 --- basement bottom board;6 --- foundation soil;7 --- seepy material;8 --- toroidal;9 --- drilling;10 --- draining Pipe;11 --- back-up sand;12 --- inlet opening;13 --- seepy material.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, there is the deficiency that basement leakage can not be prevented and treated effectively in the prior art, in order to Technical problem as above is solved, present applicant proposes a kind of prevention and controls of basement leakage.
In a kind of typical embodiment of the application, as shown in Figure 1-Figure 3, to avoid foundation ditch base concrete bed course and shield Slope concrete formation impermeable stratum, causes the delay of underground water in backfill there is provided a kind of prevention and controls of basement leakage, On hole base concrete bed course between outer wall of basement and excavation slope, stay and set drainpipe, specifically include following steps:
Step 1:Multiple drainpipes 1 are laid in the bottom of foundation ditch of construction basement;
Step 2:In bottom of foundation ditch except position of drain pipe lays bed course, bed course is concrete cushion 3.Will with drainpipe 1 The bed course of portion's opening adjoining is trimmed to toroidal 8;
Step 3:Filled out in drainpipe 1 and set seepy material 7, the top of drainpipe 1 cladding screen pack;
Step 4:Basement is built, basement is made up of outer wall of basement 4 and basement bottom board 5, filled back in foundation ditch Banket.
Followed the steps below before step 1:
For construction basement excavation pit, supporting is carried out to excavation slope, pea gravel concreten surface layer is sprayed on side slope surface, Form side slope concrete topping 2.Backfill, which is filled out, to be located in the ground between room exterior wall 4 and concrete cushion 3, side slope concrete topping 2.
Step 1 is concretely comprised the following steps:
By excavation of foundation pit to setting at absolute altitude, at bottom of foundation ditch interval, setpoint distance lays multiple drainpipes 1, drainpipe position Region between the design attitude and excavation slope of outer wall of basement 4.
The spacing distance of drainpipe 1 is 5~10m.The caliber of drainpipe 1 is 400~600mm.
Designed elevation low 5~10mm of the upper opening of drainpipe 1 than bed course.It is arranged such, the underground being detained can be caused Water can smoothly flow into drainpipe.
5~10cm in foundation ditch is goed deep into the bottom of drainpipe 1, i.e., drainpipe 1 is goed deep into setting in foundation soil 6.It is arranged such, can To ensure that drainpipe introduces the underground water of delay in foundation ditch foundation soil 6, and then due to the barrier of bed course, underground water will not be over the ground Lower room is impacted.
Seepy material 7 is coarse sand or gravel, and seepy material 7 fills up drainpipe 1.Screen pack is gauze or nylon yarn cloth.
In order that the technical scheme of the application can clearly be understood by obtaining those skilled in the art, below with reference to tool The embodiment of body describes the technical scheme of the application in detail:
(1) it is construction building thing basement excavation pit.In digging process, to prevent slope collapse, side slope is propped up Shield, to prevent rainwater from penetrating into side slope, surface injection pea gravel concreten surface layer.
(2) at excavation of foundation pit to the designed elevation of basement bottom board, before laying concrete cushion is levelling on foundation soil, It is used for the region of the operating spaces such as formwork supporting plate between outer wall of basement and excavation slope, at a certain distance (5-10m), lays Diameter 500mm drainpipe, drainpipe uses pvc pipe.The suitable for reading and concrete cushion absolute altitude of pipe omits bottom 5-10mm, lays bed course Afterwards, pipe neighbouring concrete suitable for reading is trimmed to toroidal, to ensure that the underground water being detained smoothly is flowed into pvc pipe.Pipe Lower end is than concrete mats layer depth 5-10cm.
(3) seepy materials such as coarse sand or gravel are filled up in pvc pipe, tube top wraps up the screen pack of 2 layers of emery cloth or nylon yarn cloth.
(4) basement is built, backfill is filled.
In another typical embodiment of the application, for being not provided with PVC drain pipe, backfill is completed and has occurred Underground hydropexis and there is the building of basement leakage there is provided a kind of prevention and controls of basement leakage, draining can be set up Pipe, specifically includes following steps:
Step 1:Between outer wall of basement 4 and former construction foundation pit side slope, interval setpoint distance drilling 9;
Step 2:Drainpipe 10 is laid in the 9 bottoms laying seepy material 13 that drills, drilling 9;
Step 3:Back-up sand 11 in gap between drilling 9 and drainpipe 10, is sealed to the top of drainpipe 10;
Step 4:Backfill is filled at the top of sealing to drilling.
Spacing distance in step 1 between drilling 9 is 5~10m.
The aperture of drilling 9 is more than the caliber of drainpipe 10, and the caliber of drainpipe 10 is 400~600mm.Drill 9 bottoms depth Enter to concrete cushion 0.4~0.6m below 3.
Seepy material 13 is coarse sand or gravel, and seepy material thickness is 0.2~0.3m.
Concrete cushion is goed deep into below 3 in the bottom of drainpipe 10, and the top of drainpipe 10 is away from 0.4~0.6m of ground.Drainpipe 10 Side wall opens up multiple inlet openings 12, and inlet opening 12 is in the 500mm that is smaller than of the axial direction of drainpipe 10, and inlet opening 12 is in draining The interval angles of the radial direction of pipe 10 are 30~60 °.
The side wall and bottom opening of drainpipe 10 are coated with screen pack.Screen pack is gauze or nylon yarn cloth.
In order that the technical scheme of the application can clearly be understood by obtaining those skilled in the art, below with reference to tool The embodiment of body describes the technical scheme of the application in detail:
(1) the backfill ground location between outer wall of basement and side slope, at a certain distance (5-10m) bored with rig Hole, the drain pipe diameter (500mm) that aperture ratio is laid is bigger, and drainpipe uses pvc pipe, and hole depth should exceed concrete cushion 0.5m.After hole drill is good, the seepy material such as coarse sand deep bottom hole laying 0.2-0.3m or gravel.
(2) the pvc pipe lower end laid should pass through concrete cushion, and upper end should be away from ground 0.5m or so.Pvc pipe side should be adopted With electric drill punching as inlet opening, the vertical of hole is smaller than 500mm, and horizontal direction sets one every 45 ° of angles.The side of pipe The screen pack of 2 layers of emery cloth or nylon yarn cloth is wrapped up in face and bottom surface, prevents backfill soil particle from blocking inlet opening.
(3) space between pvc pipe and drilling is tamped with sand.Tube top is sealed with the steel plate more bigger than caliber.Top 0.5m Space is filled with backfill and protected.
(4) if PVC filter pipes by former pvc pipe through that using failure is blocked, can extract and change throughout the year.
The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.

Claims (10)

1. a kind of prevention and controls of basement leakage, it is characterized in that, comprise the following steps:
Step 1:Multiple drainpipes are laid in the bottom of foundation ditch of construction basement;
Step 2:In bottom of foundation ditch except position of drain pipe lays bed course, the bed course abutted with drainpipe upper opening is trimmed to loudspeaker The degree of lip-rounding;
Step 3:Filled out in drainpipe and set seepy material, cladding screen pack at the top of drainpipe;
Step 4:Basement is built, backfill is filled in foundation ditch.
2. prevention and controls as claimed in claim 1, it is characterized in that, followed the steps below before step 1:
For construction basement excavation pit, supporting is carried out to excavation slope, pea gravel concreten surface layer is sprayed on side slope surface.
3. prevention and controls as claimed in claim 1, it is characterized in that, the step 1 is concretely comprised the following steps:
By excavation of foundation pit to setting at absolute altitude, at bottom of foundation ditch interval, setpoint distance lays multiple drainpipes, and drainpipe is located at ground Region between the design attitude and excavation slope of lower room exterior wall.
4. prevention and controls as claimed in claim 1, it is characterized in that, the spacing distance of the drainpipe is 5~10m;The row The caliber of water pipe is 400~600mm;Designed elevation low 5~10mm of the drainpipe upper opening than bed course.
5. the prevention and controls as described in claim 1 or 4, it is characterized in that, 5~10cm in foundation ditch is goed deep into the drainpipe bottom; The bed course is concrete cushion;The seepy material is coarse sand or gravel, and seepy material fills up drainpipe.
6. a kind of prevention and controls of basement leakage, it is characterized in that, comprise the following steps:
Step 1:Between outer wall of basement and former construction foundation pit side slope, interval setpoint distance drilling;
Step 2:Laid in foot of hole in seepy material, drilling and lay drainpipe;
Step 3:Back-up sand in gap between drilling and drainpipe, to being sealed at the top of drainpipe;
Step 4:Backfill is filled at the top of sealing to drilling.
7. prevention and controls as claimed in claim 6, it is characterized in that, spacing distance between being drilled in the step 1 for 5~ 10m;The aperture of the drilling is more than the caliber of drainpipe, and the caliber of drainpipe is 400~600mm.
8. prevention and controls as claimed in claim 6, it is characterized in that, the foot of hole is deeply to below concrete cushion 0.4 ~0.6m;The seepy material is coarse sand or gravel, and seepy material thickness is 0.2~0.3m;The draining bottom of the tube is deeply mixed Below solidifying soil padding, away from 0.4~0.6m of ground at the top of drainpipe.
9. prevention and controls as claimed in claim 6, it is characterized in that, drainpipe side wall opens up multiple inlet openings, inlet opening In the 500mm that is smaller than of drainpipe axial direction, inlet opening is 30~60 ° in the interval angles of drainpipe radial direction;Institute The side wall and bottom opening for stating drainpipe are coated with screen pack.
10. the prevention and controls as described in claim 1 or 9, it is characterized in that, the screen pack is gauze or nylon yarn cloth.
CN201710482426.9A 2017-06-22 2017-06-22 A kind of prevention and controls of basement leakage Pending CN107100206A (en)

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CN201710482426.9A CN107100206A (en) 2017-06-22 2017-06-22 A kind of prevention and controls of basement leakage

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Application Number Priority Date Filing Date Title
CN201710482426.9A CN107100206A (en) 2017-06-22 2017-06-22 A kind of prevention and controls of basement leakage

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108755724A (en) * 2018-06-15 2018-11-06 上海二十冶建设有限公司 The external water drainage waterproof method of pipe gallery
CN109440756A (en) * 2018-10-19 2019-03-08 杭州永创基建工程科技股份有限公司 Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill
CN109881684A (en) * 2019-04-08 2019-06-14 江苏建筑职业技术学院 A kind of moisture-proof drainage facility of foundation pit civil construction
CN111315932A (en) * 2018-05-11 2020-06-19 杭州永创基建工程科技股份有限公司 Modular soil body pressure-applying forming device and soft soil foundation treatment method

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Publication number Priority date Publication date Assignee Title
CN1044839A (en) * 1988-09-21 1990-08-22 陈昭桐 Infiltration-draining method for underground structure
NL9300550A (en) * 1993-03-26 1994-10-17 Hattum & Blankevoort B V Van Polder principle
CN203924082U (en) * 2014-04-28 2014-11-05 周正海 Anti-floating of underground building structure
CN204530732U (en) * 2015-01-28 2015-08-05 青岛一建集团有限公司 A kind of structure of the precipitation based on basement elevator shaft plash
CN105625448A (en) * 2014-10-31 2016-06-01 龚展宇 Underground water drainage method and device for underground building
CN106480979A (en) * 2016-12-20 2017-03-08 江西中联建设集团有限公司 A kind of active antiseepage basement shear wall and its construction technology

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044839A (en) * 1988-09-21 1990-08-22 陈昭桐 Infiltration-draining method for underground structure
NL9300550A (en) * 1993-03-26 1994-10-17 Hattum & Blankevoort B V Van Polder principle
CN203924082U (en) * 2014-04-28 2014-11-05 周正海 Anti-floating of underground building structure
CN105625448A (en) * 2014-10-31 2016-06-01 龚展宇 Underground water drainage method and device for underground building
CN204530732U (en) * 2015-01-28 2015-08-05 青岛一建集团有限公司 A kind of structure of the precipitation based on basement elevator shaft plash
CN106480979A (en) * 2016-12-20 2017-03-08 江西中联建设集团有限公司 A kind of active antiseepage basement shear wall and its construction technology

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111315932A (en) * 2018-05-11 2020-06-19 杭州永创基建工程科技股份有限公司 Modular soil body pressure-applying forming device and soft soil foundation treatment method
CN108755724A (en) * 2018-06-15 2018-11-06 上海二十冶建设有限公司 The external water drainage waterproof method of pipe gallery
CN109440756A (en) * 2018-10-19 2019-03-08 杭州永创基建工程科技股份有限公司 Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill
CN109881684A (en) * 2019-04-08 2019-06-14 江苏建筑职业技术学院 A kind of moisture-proof drainage facility of foundation pit civil construction
CN109881684B (en) * 2019-04-08 2024-03-15 江苏建筑职业技术学院 Dampproofing water facility of foundation ditch civil engineering construction

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Application publication date: 20170829