CN109555086A - Rock-fill dams periphery crack structure and construction method - Google Patents
Rock-fill dams periphery crack structure and construction method Download PDFInfo
- Publication number
- CN109555086A CN109555086A CN201910026315.6A CN201910026315A CN109555086A CN 109555086 A CN109555086 A CN 109555086A CN 201910026315 A CN201910026315 A CN 201910026315A CN 109555086 A CN109555086 A CN 109555086A
- Authority
- CN
- China
- Prior art keywords
- body panel
- toe board
- dam body
- rock
- edge
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 239000011435 rock Substances 0.000 claims abstract description 5
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 11
- 239000004567 concrete Substances 0.000 claims description 10
- 238000005266 casting Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 239000004836 Glue Stick Substances 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 10
- 238000010008 shearing Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/02—Fixed barrages
- E02B7/04—Dams across valleys
- E02B7/06—Earth-fill dams; Rock-fill dams
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Building Environments (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention discloses a kind of rock-fill dams periphery crack structure and construction method, which includes: dam body panel, toe board and waterstop member, and dam body panel is laid on the outside for filling rockfill, and the surface of dam body panel has default gradient;Toe board is arranged along the edge in the outside of dam body panel, the outside of toe board connects with massif and basement rock, periphery fissure between the inside and dam body panel of toe board is ladder seam, ladder seam is successively cross-linked by multiple transverse joints and multiple longitudinal seams, transverse joint horizontal extension, longitudinal seam extends vertically, the perpendicular of transverse joint and longitudinal seam with dam body panel;Waterstop member is arranged at transverse joint and longitudinal seam.Rock-fill dams periphery crack structure of the invention not only facilitates dam body panel to construct, the shearing displacement at the periphery fissure between dam body panel and toe board can also be substantially eliminated, make it only be left to open displacement and depression two kinds of forms of displacement, improves the reliability of the waterproof of the waterstop member between the dam body panel of rock-fill dams and toe board.
Description
Technical field
The invention belongs to dam design and construction technique fields, more particularly to a kind of rock-fill dams periphery crack structure and construction
Method.
Background technique
Concrete rock-fill dams are that closing is formed together by the dam body panel and the grout curtain of toe board lower part on dam top completely
Seepage prevention system, the periphery fissure between toe board and dam body panel need to use corresponding water sealing structure.Under toe board and dam body panel
Portion's brace foundation is different, and toe board is generally located on basement rock, and dam body lower panels are to fill rockfill, and the two deformation mechanism is poor
It is different larger, moderate finite deformation will be generated in effect of water pressure next week side seam, and periphery fissure deforms the reliability of size and water sealing structure
Directly affect dam safety.Toe board causes the periphery fissure between toe board and dam body panel to become generally with dam body panel oblique at present
Position complicated condition, under effect of water pressure, shearing, depression and opening displacement value are larger at periphery fissure, are unfavorable for the antiseepage of dam
Property.
Summary of the invention
In consideration of it, it is an object of the invention to overcome the above problem or at least be partially solved or alleviate the above problem.
Provide a kind of rock-fill dams periphery crack structure and construction method.
The technical solution used to solve the technical problems of the present invention is that: propose a kind of rock-fill dams periphery crack structure, comprising: dam
Honorable plate, toe board and waterstop member, the dam body panel are laid on the outside for filling rockfill, the surface tool of the dam body panel
There is default gradient;The toe board is arranged along the edge in the outside of the dam body panel, the outside of the toe board and massif and base
Lithofacies connect, and the periphery fissure between the inside of the toe board and the dam body panel is ladder seam, and the ladder seam is by multiple transverse directions
Seam and multiple longitudinal seams are successively cross-linked, and the transverse joint horizontal extension, the longitudinal seam extends vertically, described
The perpendicular of transverse joint and the longitudinal seam with the dam body panel;The waterstop member is arranged in the transverse direction
At seam and the longitudinal seam.
Rock-fill dams periphery according to the present invention crack structure, the ladder between dam body panel and toe board are stitched by being successively cross-linked
Multiple transverse joints and multiple longitudinal seams constitute.Multiple transverse joints and longitudinal seam advise the lower edge of dam body panel
Then shape facilitates dam body panel to construct.And dam body panel and toe board transverse joint can keep out dam body panel and toe board it
Between longitudinal shear displacement, can be kept out at transverse joint between dam body panel and toe board lateral shear displacement.Make it only
It is remaining to open displacement and depression two kinds of forms of displacement, reduce periphery fissure deformation, improves the dam body panel and toe board of rock-fill dams
Between waterstop member waterproof reliability.
Rock-fill dams periphery crack structure of the invention also has following optional feature.
Optionally, the waterstop member includes Copper water stop, and the Copper water stop is arranged in the transverse joint and the longitudinal direction
The inner end of seam.
Rock-fill dams periphery according to the present invention crack structure, transverse joint of the Copper water stop pad between dam body panel and toe board and
The inner end of longitudinal seam, Copper water stop have 180 ° of return portion, can cope with change at the periphery fissure between dam body panel and toe board
Shape can tightly block the infiltration of the inside of dam body panel.
Optionally, rubber sheet gasket is provided on the inside of the Copper water stop.
Rock-fill dams periphery according to the present invention crack structure, infiltration can be isolated in rubber sheet gasket of the pad on the inside of Copper water stop stops with copper
Contact between water has anti-rust action to Copper water stop.
Optionally, the waterstop member includes pitch plank, and the pitch plank is filled in the transverse joint and institute
It states in longitudinal seam.
Rock-fill dams periphery according to the present invention crack structure, pitch plank are filled in transverse joint in longitudinal seam, drip
Green plank can expand after absorbing water, can tightly block transverse joint and longitudinal seam.
Optionally, the waterstop member includes compounded rubber stick, compounded rubber stick setting in the transverse joint and
The external port of the longitudinal seam.
Rock-fill dams periphery according to the present invention crack structure, the V-shaped opening in the outer end of transverse joint and longitudinal seam, compound rubber
Glue stick is filled in v-shaped opening, and the contact area of the two sides of compounded rubber stick and periphery fissure can be improved, and improves compounded rubber stick
Leakproofness.
Optionally, the outer end of the transverse joint and the longitudinal seam is covered with cover plate, the two sides difference of the cover plate
It is fixed on the dam body panel and the toe board by connector.
Rock-fill dams periphery according to the present invention crack structure, cover plate are metal material, along step stitch in transverse joint and
Longitudinal seam is laid with, and the two sides of cover plate ride on dam body panel and toe board respectively, and fixed by swell fixture, then reused
Edge sealing agent carries out edge sealing to the edge of cover plate.
Optionally, plastic filler is filled between the cover plate and the compounded rubber stick.
A kind of construction method of rock-fill dams periphery crack structure builds base requirement according to toe board, first selects the inner side edge of toe board
The position of the longitudinal edge on edge, then supplements the position on widthwise edge edge, and longitudinal edge is parallel to perpendicular to the axis of dam, widthwise edge edge
The axis of dam to form the corresponding foundation excavation of step-like edge progress along connecting according to longitudinal edge and widthwise edge, and make template
Casting concrete forms toe board;
Rubber sheet gasket is being placed with the position of toe board seam after dam embankment, is fixing Copper water stop;
After the concrete of toe board reaches design strength, in seam crossing filled bitumen plank, and casting concrete forms dam body face
Plate forms step-like periphery fissure between dam body panel and toe board;
Then filled composite rubber bar in v-shaped opening outside periphery fissure fills plastic filler on the top of compounded rubber stick, so
Cover plate is pasted on the outside of plastic filler afterwards, edge sealing is carried out to each edge of the cover plate pasted with edge sealing agent, finally uses band steel again
And expansion bolt is anchored as connector.
The beneficial effects of the invention are as follows the lower edge regular shapes for making dam body panel, and dam body panel is not only facilitated to construct,
The shearing displacement at the periphery fissure between dam body panel and toe board can be also substantially eliminated, it is made only to be left to open displacement and depression
Conjugate two kinds of forms.The reliability of the waterproof of the waterstop member between the dam body panel of rock-fill dams and toe board is improved, can be solved
200m grades or more of superelevation rock periphery fissure deforms excessive problem.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is a kind of structural schematic diagram of embodiment of rock-fill dams periphery crack structure of the invention;
Fig. 2 is the schematic diagram of the section structure in Fig. 1 at A-A;
Fig. 3 is the schematic diagram of the section structure in Fig. 1 at B-B.
In the above figure: 1 toe board;2 dam body panels;3 transverse joints;4 longitudinal seams;5 axis of dams;6 Copper water stops;
7 rubber sheet gaskets;8 compounded rubber sticks;9 cover plates;10 connectors;11 plastic fillers.
Specific embodiment
With reference to Fig. 1, one embodiment of a kind of rock-fill dams periphery crack structure according to the present invention, rock-fill dams periphery of the invention
Crack structure includes dam body panel 2, toe board 1 and waterstop member, and dam body panel 2 is laid on the outside for filling rockfill, dam body panel 2
Surface there is default gradient;Toe board 1 is arranged along the edge in the outside for stating dam body panel 2, the outside of toe board 1 and massif and base
Lithofacies connect, and the ladder seam between dam body panel 2 and toe board 1 is connect by the multiple transverse joints 3 being successively cross-linked and multiple longitudinal directions
Seam 4 is constituted.Transverse joint 3 and longitudinal seam 4 are successively cross-linked, and transverse joint 3 is parallel with the axis of dam 5, longitudinal seam 4 with
The axis of dam 5 is perpendicular, the perpendicular of transverse joint 3 and longitudinal seam 4 with dam body panel 2;Make the following of dam body panel 2
Along being regular shape, not only facilitates dam body panel 2 to construct, can also substantially eliminate the periphery fissure between dam body panel 2 and toe board 1
The shearing at place conjugates, it is made only to be left to open to conjugate to conjugate two kinds of forms with depression.Improve the dam body panel 2 and toe of rock-fill dams
The reliability of the waterproof of waterstop member between plate 1 can solve 200m grades or more of superelevation rock periphery fissure and deform
Big problem.
Referring to figs. 2 and 3, according to an embodiment of the present, waterstop member includes Copper water stop 6, and Copper water stop 6 pads on dam
The inner end of transverse joint 3 and longitudinal seam 4 between honorable plate 2 and toe board 1, Copper water stop 6 is between dam body panel 2 and toe board 1
Periphery fissure at 180 ° of return portion, deformation can be coped with, can tightly block the infiltration of the inside of dam body panel 2.
Referring to figs. 2 and 3, according to an embodiment of the present, the inside of Copper water stop 6 is provided with rubber sheet gasket 7.Rubber
The contact between infiltration and Copper water stop 6 can be isolated in gasket 7, have anti-rust action to Copper water stop 6.
According to an embodiment of the present, waterstop member includes pitch plank (not shown), the filling of pitch plank
In transverse joint 3 and in longitudinal seam 4.Pitch plank can expand after absorbing water, can tightly block transverse joint 3 and longitudinal direction connects
Seam 4.
Referring to figs. 2 and 3, according to an embodiment of the present, waterstop member includes compounded rubber stick 8, compounded rubber
The external port of transverse joint 3 and longitudinal seam 4 is arranged in stick 8.The V-shaped opening in the outer end of transverse joint 3 and longitudinal seam 4, it is multiple
It closes rubber bar 8 to be filled in v-shaped opening, the contact area of the two sides of compounded rubber stick 8 and periphery fissure can be improved, improve compound
The leakproofness of rubber bar 8.
Referring to figs. 2 and 3, according to an embodiment of the present, the outer end of transverse joint 3 and longitudinal seam 4 is covered with
Cover plate 9, the two sides of cover plate 9 pass through connector 10 respectively and are fixed on dam body panel 2 and toe board 1.Cover plate 9 is metal material, edge
Transverse joint 3 in step seam and longitudinal seam 4 be laid with, the two sides of cover plate 9 ride over respectively on dam body panel 2 and toe board 1, and
It is fixed by swell fixture, then reuses edge sealing agent and edge sealing is carried out to the edge of cover plate 9.
Referring to figs. 2 and 3, according to an embodiment of the present, plasticity is filled between cover plate 9 and compounded rubber stick 7
Filler 11.Compounded rubber stick 8 can be pressed together in transverse joint 3 on longitudinal seam 4 by plastic filler 11, and plastic filler 11 is played
The effect in gap between cover plate 9 and compounded rubber stick 8 is filled, any plastic filler 11 can be filled, fill out at this to plasticity
Material 11 is not enumerated one by one.
The work progress of the above embodiments of rock-fill dams periphery crack structure of the invention is as follows:
Base requirement is built according to toe board 1, the position of the longitudinal edge on the inner side edge edge of toe board 1 is first selected, then supplements widthwise edge
The position on edge, longitudinal edge is perpendicular to the axis of dam 5, and widthwise edge is along the axis of dam 5 is parallel to, according to longitudinal edge and widthwise edge along phase
It connects to form the corresponding foundation excavation of step-like edge progress, and makes template casting concrete, form toe board 1.
Rubber sheet gasket 7 is being placed with the position of 1 seam of toe board after dam embankment, is fixing Copper water stop 6.
After the concrete of toe board 1 reaches design strength, in seam crossing filled bitumen plank, and casting concrete forms dam
Honorable plate 2, forms step-like periphery fissure between dam body panel 2 and toe board 1.
Then filled composite rubber bar 8 in v-shaped opening outside periphery fissure fills plasticity on the top of compounded rubber stick 8
Then cover plate 9 is pasted onto 11 outside of plastic filler, carries out edge sealing to each edge of cover plate 8 pasted with edge sealing agent by filler 11,
Finally band steel and expansion bolt is used to be anchored as connector 10 again.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (8)
1. a kind of rock-fill dams periphery crack structure characterized by comprising
Dam body panel (2), the dam body panel (2) are laid on the outside for filling rockfill, the surface tool of the dam body panel (2)
There is default gradient;
Toe board (1), the toe board (1) are arranged along the edge in the outside of the dam body panel (2), the outside of the toe board (1)
Connect with massif and basement rock, the periphery fissure between the inside and the dam body panel (2) of the toe board (1) is ladder seam, described
Ladder seam is successively cross-linked by multiple transverse joints (3) and multiple longitudinal seams (4), the transverse joint (3) and the axis of dam
(5) parallel, the longitudinal seam (4) and the axis of dam (5) are perpendicular, and the transverse joint (3) and the longitudinal seam (4) are equal
With the perpendicular of the dam body panel (2);
Waterstop member, the waterstop member setting is at the transverse joint (3) and at the longitudinal seam (4).
2. rock-fill dams periphery according to claim 1 crack structure, which is characterized in that the waterstop member includes Copper water stop
(6), the Copper water stop (6) is arranged in the inner end of the transverse joint (3) and the longitudinal seam (4).
3. rock-fill dams periphery according to claim 2 crack structure, which is characterized in that the inside of the Copper water stop (6) is arranged
There are rubber sheet gasket (7).
4. rock-fill dams periphery according to claim 1 crack structure, which is characterized in that the waterstop member includes bituminous wood
Plate, the pitch plank are filled in the transverse joint (3) and neutralize in the longitudinal seam (4).
5. rock-fill dams periphery according to claim 1 crack structure, which is characterized in that the waterstop member includes compounded rubber
Stick (8), external port of compounded rubber stick (8) setting in the transverse joint (3) and the longitudinal seam (4).
6. rock-fill dams periphery according to claim 5 crack structure, which is characterized in that the transverse joint (3) and described vertical
It is covered with cover plate (9) to the outer end of seam (4), the two sides of the cover plate (9) pass through connector (10) respectively and are fixed on the dam
On honorable plate (2) and the toe board (1).
7. rock-fill dams periphery according to claim 6 crack structure, which is characterized in that the cover plate (9) and the compound rubber
Plastic filler (11) are filled between glue stick (8).
8. a kind of construction method of rock-fill dams periphery crack structure, which is characterized in that build base requirement according to toe board, first select toe board
Inner side edge edge longitudinal edge position, then supplement widthwise edge edge position, longitudinal edge is perpendicular to the axis of dam, widthwise edge
Along the axis of dam is parallel to, the corresponding foundation excavation of step-like edge progress is formed along connecting according to longitudinal edge and widthwise edge, and
Template casting concrete is made, toe board is formed;
Rubber sheet gasket is being placed with the position of toe board seam after dam embankment, is fixing Copper water stop;
After the concrete of toe board reaches design strength, in seam crossing filled bitumen plank, and casting concrete forms dam body face
Plate forms step-like periphery fissure between dam body panel and toe board;
Then filled composite rubber bar in v-shaped opening outside periphery fissure fills plastic filler on the top of compounded rubber stick, so
Cover plate is pasted on the outside of plastic filler afterwards, edge sealing is carried out to each edge of the cover plate pasted with edge sealing agent, finally uses band steel again
And expansion bolt is anchored as connector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910026315.6A CN109555086B (en) | 2019-01-11 | 2019-01-11 | Rock-fill dam peripheral seam structure and construction method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910026315.6A CN109555086B (en) | 2019-01-11 | 2019-01-11 | Rock-fill dam peripheral seam structure and construction method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109555086A true CN109555086A (en) | 2019-04-02 |
CN109555086B CN109555086B (en) | 2024-02-06 |
Family
ID=65872834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910026315.6A Active CN109555086B (en) | 2019-01-11 | 2019-01-11 | Rock-fill dam peripheral seam structure and construction method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109555086B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1760462A (en) * | 2005-11-13 | 2006-04-19 | 中国水电顾问集团华东勘测设计研究院 | Waterstop structure of peripheral joint of rock fill dam with face slab, and construction method |
CN101748708A (en) * | 2009-12-23 | 2010-06-23 | 中国水电顾问集团华东勘测设计研究院 | 4.5 or 4m type high concrete panel loose rock dam toe board structure and job practices thereof |
CN103590369A (en) * | 2013-12-03 | 2014-02-19 | 深圳市城市优筑科技有限公司 | Waterproof structure of concrete face rockfill dam joint and construction process |
CN105297680A (en) * | 2015-11-29 | 2016-02-03 | 中国水利水电科学研究院 | Antiseismic design method of impervious body of 200 m high concrete face rockfill dam |
CN209652881U (en) * | 2019-01-11 | 2019-11-19 | 中国电建集团西北勘测设计研究院有限公司 | Rock-fill dams periphery crack structure |
-
2019
- 2019-01-11 CN CN201910026315.6A patent/CN109555086B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1760462A (en) * | 2005-11-13 | 2006-04-19 | 中国水电顾问集团华东勘测设计研究院 | Waterstop structure of peripheral joint of rock fill dam with face slab, and construction method |
CN101748708A (en) * | 2009-12-23 | 2010-06-23 | 中国水电顾问集团华东勘测设计研究院 | 4.5 or 4m type high concrete panel loose rock dam toe board structure and job practices thereof |
CN103590369A (en) * | 2013-12-03 | 2014-02-19 | 深圳市城市优筑科技有限公司 | Waterproof structure of concrete face rockfill dam joint and construction process |
CN105297680A (en) * | 2015-11-29 | 2016-02-03 | 中国水利水电科学研究院 | Antiseismic design method of impervious body of 200 m high concrete face rockfill dam |
CN209652881U (en) * | 2019-01-11 | 2019-11-19 | 中国电建集团西北勘测设计研究院有限公司 | Rock-fill dams periphery crack structure |
Also Published As
Publication number | Publication date |
---|---|
CN109555086B (en) | 2024-02-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9903082B2 (en) | Cofferdam deformation-adaptive impervious structure and construction method of composite geomembrane | |
CN103015538A (en) | Leakage prevention device and leakage treatment method for concrete structure deformation joint | |
CN207092153U (en) | A kind of bottom deformation seam percolating water repairs structure | |
CN210263442U (en) | Deformation joint leakage repair structure | |
CN105019404A (en) | Water-stop strip, water-stop structure of water-stop strip, and construction method for water-stop structure | |
CN105888697B (en) | A kind of Cross-fault leveling tunnel deformation cooperative type supporting construction and its construction method | |
CN209652881U (en) | Rock-fill dams periphery crack structure | |
CN107338765A (en) | The surface preform structure and its construction method of a kind of expansion joint sealing | |
CN205444109U (en) | Can automatic adapt to composite geomembrane seepage prevention structure that weir body warp | |
CN213296693U (en) | Stifled post-cast strip waterproof construction who dredges combination | |
CN109555086A (en) | Rock-fill dams periphery crack structure and construction method | |
CN108443612A (en) | RC pipejacking tube coupling connector | |
CN208762966U (en) | The connected structure of asphalt concrete face slab and geomembrane | |
CN209353301U (en) | Asphaltic concrete core wall and dam foundation impervious wall connection structure | |
CN107354920B (en) | Combination against seepage structure and its construction method for culverts and water gates | |
CN109356102A (en) | Asphaltic concrete core wall and dam foundation impervious wall connection structure | |
CN210368866U (en) | Anti-seepage cover plate special-shaped joint structure applied to joint of concrete faced rockfill dam | |
CN109930562A (en) | A kind of surface watertight seal structure of concrete face rockfill dam | |
CN214301579U (en) | Diaphragm wall and toe board water pressure canned type flexible stagnant water structure | |
CN214832926U (en) | Construction joint structure of water-containing structure bottom plate | |
CN209555988U (en) | A kind of basement deformation joint waterproof construction | |
CN204919483U (en) | Power station seam stagnant water structure | |
CN205000296U (en) | Use concrete panel structure of high toe wall | |
CN107217644A (en) | Ultra-high concrete panel rock-fill dams joint water stop structure | |
CN202359534U (en) | Cross-crack seepage-proof structure of underwater deformation joints |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |