CN106223361B - Gravity type retaining wall structure with culvert and construction method thereof - Google Patents
Gravity type retaining wall structure with culvert and construction method thereof Download PDFInfo
- Publication number
- CN106223361B CN106223361B CN201610780442.1A CN201610780442A CN106223361B CN 106223361 B CN106223361 B CN 106223361B CN 201610780442 A CN201610780442 A CN 201610780442A CN 106223361 B CN106223361 B CN 106223361B
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- culvert
- retaining wall
- barricade
- ground
- gravity retaining
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- 230000005484 gravity Effects 0.000 title claims abstract description 50
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 239000004567 concrete Substances 0.000 claims abstract description 32
- 230000002787 reinforcement Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 10
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 238000003973 irrigation Methods 0.000 description 8
- 230000002262 irrigation Effects 0.000 description 8
- 210000002683 foot Anatomy 0.000 description 4
- 238000009415 formwork Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- E02D29/02—Retaining or protecting walls
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
-
- 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
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0275—Retaining or protecting walls characterised by constructional features cast in situ
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a gravity type retaining wall structure with a culvert and a construction method thereof, wherein the gravity type retaining wall (1) and a culvert concrete body (15) form an integral structure through a retaining wall culvert below the ground (13), a culvert body formed by culvert space (9) in a prefabricated culvert pipe (14) and the culvert concrete body (15) is arranged in parallel with the gravity type retaining wall (1), and the culvert concrete body (15) is positioned below wall feet outside a wall body of the gravity type retaining wall (1); the retaining wall foundation (6) and the culvert foundation (7) are used together as the foundation of a combined structure. The gravity retaining wall and the ditch or pipe culvert required to be arranged at the bottom of the side slope are taken as a whole, so that the structural systematicness is enhanced, the requirement on plane space is reduced, the foundation excavation depth is reduced, the retaining effect of the retaining wall on the side slope is enhanced, the anti-overturning capability is improved, and the problems of space required by side slope bottom drainage or pipeline laying and stable side slope support are solved.
Description
Technical field
The invention belongs to slope support engineering technical fields, more particularly, to a kind of Gravity Retaining Wall knot with culvert
Structure and its construction method.
Background technology
Barricade is a kind of common slope retaining measure, mainly there is Gravity Retaining Wall and counterfort wall etc..Gravity type is kept off
Wall can be divided into inclined barricade of bowing, inclined retaining wall, vertical type barricade and pH-static method.The material of barricade mainly have concrete and
Stone masonry etc., based on construction method is to pile up, formwork erection pours etc..
General side slope bottom outside is required for the irrigation canals and ditches or pipe culvert building the draining parallel with side slope or lay the line.
Irrigation canals and ditches or pipe culvert are generally required keeps certain safe distance with barricade, but often space is limited for side slope lower part, is its plane
Arrangement brings problem.According to existing Slope Design specification and design method, irrigation canals and ditches or pipe culvert are detached with Gravity Retaining Wall, ditch
Canal or pipe culvert are unfavorable to stablizing for Gravity Retaining Wall in side slope bottom slot, and barricade ground must be deep-cut, and increase excavated volume and fill out
The amount of building, and high steep interim side slope is formed, influence construction safety.
Through inquiring and searching at present only utility model《A kind of base of dam powerhouse of hydropower station barrier wall structure》(application number
201320140788.7), patent of invention《The construction method and structure of base of dam powerhouse of hydropower station barricade》(application number
201310099041.6), (Co., Ltd of Kweiyang survey and design research institute of application artificial Chinese electric construction group, old of inventor
Dragon etc.) transport channel inside barricade is related to, see Fig. 2.The barricade is steady in order to solve dam base of dam powerhouse of hydropower station abutment wall
Determine problem, barricade shape pattern is but pH-static method, and load retaining wall is only suitable for supporting and retaining system artificial earth fill's side slope, and barricade scale is big, channel
It is spatially located inside barricade weight platform 2, the channel 3 in barricade alleviates the weight of weight platform, the stabilization to barricade and antidumping
Effect is unfavorable, in order to remove adverse effect of the inner void to barricade integrality and Stress relief, need increase hole where
Weight stage body accumulates, and channel is gateway opening type, need to found internal model and pour.
To general nature side slope and the Artificial Side-slope formed is excavated, has no that barricade combines the patent and text of one with culvert
It offers；It has no that culvert close parallel is arranged in the patent and document of foundation on the outside of Gravity Retaining Wall, has no band culvert barricade concrete
It pours using finished product pipeline as the patent of internal model and document.
Invention content
According to the prior art, irrigation canals and ditches or pipe culvert are detached with Gravity Retaining Wall, and the irrigation canals and ditches or pipe culvert of side slope bottom are general
It needs to keep certain safe distance with barricade, if the two distance is closer, according to《Technique Code for Building Slope Engineering》(GB
The basis of 50330-2002) Section 10.3 of requirement, Gravity Retaining Wall should have certain buried depth, buried depth should be from slope foot
The bottom plate of gutter or culvert starts to calculate, this will increase considerably the cutting depth of retaining wall foundation, increase barricade height and
Area of section causes the increase of slope support engineering amount, investment to increase, and influences the arrangement of irrigation canals and ditches, pipe culvert or barricade, or even influence
The establishment of slope retaining scheme.
The purpose of the present invention is the irrigation canals and ditches that Gravity Retaining Wall and side slope bottom need to be arranged or pipe culverts as a whole, i.e.,
With a kind of Gravity Retaining Wall structure with culvert, enhancing structure systematicness reduces plane space demand, reduces ground and excavates deeply
Degree reinforces the supporting and retaining system effect of barricade side slope, improves resistance to capsizing, while meeting side slope bottom discharge or laying the line required
Space and stability of slope support issues, meanwhile, it creates the culvert concrete supported as internal model using prefabricated culvert pipe or finished product pipeline and pours
Building method avoids complicated formwork erection process of irrigation canals and ditches or box culvert construct, is molded with barricade one-time-concreting, simplifies construction stream to reach
Journey puies forward efficient purpose.
The present invention is achieved through the following technical solutions above-mentioned purpose：
First, this Gravity Retaining Wall structure with culvert of the invention is such, it is to pass through Gravity Retaining Wall
Barricade culvert below ground position constitutes an overall structure with culvert concrete bodies, and culvert space is formed with culvert concrete bodies
Culvert body and Gravity Retaining Wall be arranged in parallel, culvert concrete bodies are located under Gravity Retaining Wall wall outer side foundation；Gravity
The ground of formula barricade is with culvert foundation together as the ground of co-ordinative construction.
Wherein, culvert spatial form is circle, and culvert ground is flushed with side slope slope foot ground, the ground of Gravity Retaining Wall
Elevation is excavated to be located on the excavation elevation of culvert foundation；Prefabricated culvert pipe uses prefabricated reinforced concrete culvert pipe or finished product pipeline；
Culvert space should use prefabricated culvert pipe or finished product according to drainning off floodwaters area of passage or the space requirement laid the line determines size
The standard size of pipeline；Culvert ground cap rock need to have enough intensity, meet the additional stress that upper load and barricade generate and want
It asks；The culvert below ground position of culvert concrete bodies and barricade uses cast-in-place conventional concrete, other positions of Gravity Retaining Wall
Conventional concrete or cyclopean concrete can be used in concrete.
The construction method of this Gravity Retaining Wall structure with culvert includes the following steps：
Step 1：It is primary excavate form barricade after interim side slope, the ground of barricade and culvert concrete bodies ground；
Step 2：Set up and bind culvert lower part arrangement of reinforcement；
Step 3：Prefabricated culvert pipe is hung in, and is positioned；
Step 4：Culvert top arrangement of reinforcement is set up and bound, and connects culvert top arrangement of reinforcement and culvert lower part arrangement of reinforcement；
Step 5：The concrete at the culvert below ground position of culvert concrete bodies and Gravity Retaining Wall is poured simultaneously；
Step 6：Set up the outboard template of Gravity Retaining Wall；
Step 7：Gravity Retaining Wall culvert ground is poured with the concrete of upper bit.
The present invention has the following technical effects：The present invention can be used for bowing inclined barricade, inclined retaining wall, vertical type barricade and
All Gravity Retaining Walls such as pH-static method, can be used at the supporting of natural slope, hand excavation's side slope and artificial earth fill's side slope
Reason；
The culvert of the present invention need not reserve the spacing distance of culvert and barricade located immediately at barricade underfooting, characteristics of compact layout,
Culvert ground is flushed with side slope foot ground, can make full use of culvert ground space；
The ground of the Gravity Retaining Wall of the present invention increases the width of retaining wall foundation together with culvert foundation, is similarly keeping off
Under wall gravity, substrate frictional force increases, and can provide the supporting and retaining system active force of bigger；
The culvert concrete bodies of the present invention are located at the outside of barricade, improve the resistance to capsizing of barricade；
The excavation elevation of the ground of the Gravity Retaining Wall of the present invention is located on the elevation of culvert foundation, reduces excavated volume,
Barricade reclamation work amount is saved, the height of interim side slope after barricade is reduced, mitigates construction time safety problem；
The prefabricated culvert pipe of the present invention uses prefabricated reinforced concrete culvert pipe or commodity pipeline, increases the rigidity of culvert, simultaneously
The internal model that culvert pours is also served as, the complicated formwork erection process for avoiding culvert concreting from needing.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the schematic diagram of the base of dam powerhouse of hydropower station barricade of the prior art.
1 description of symbols of attached drawing：1- Gravity Retaining Walls, 2- barricade internal drainages hole, anti-filter packet after 3- barricades, 4- side slopes ground,
Interim side slope after 5- barricades, 6- barricade grounds, 7- culvert foundations, 8- side slope slope foots ground, 9- culverts space, 10- culverts ground
Cap rock, 11- culverts top arrangement of reinforcement, 12- culverts lower part arrangement of reinforcement, 13- barricade culvert below grounds position, the prefabricated culvert pipe of 14-, 15-
Culvert concrete bodies, 16- slope ground bodies.
2 description of symbols of attached drawing：1- sloping cores, 2- weights platform, 3- transport channels, 4- workshops bottom plate, 5- construction joints, 6- sealings
Piece, 7- workshops floor, 8- rock ballasts, 9- earth and rockfill dams, the road surfaces 10-.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.
Closest to the prior art of the invention as shown in Fig. 2, the barricade is to solve dam base of dam powerhouse of hydropower station side
Wall stable problem, barricade shape pattern are but pH-static method, and load retaining wall is only suitable for supporting and retaining system artificial earth fill's side slope, and barricade scale is big,
Channel space is located inside barricade weight platform 2, and the channel 3 in barricade alleviates the weight of weight platform, stabilization to barricade and anti-
Effect of toppling is unfavorable, in order to remove adverse effect of the inner void to barricade integrality and Stress relief, needs to increase hole institute
Weight stage body product, channel be gateway opening type, internal model need to be found and poured.
As shown in Figure 1, Fig. 1 illustrates the overall structure of the present invention.It will be seen from figure 1 that the agent structure packet of the present invention
Gravity Retaining Wall 1 is included, barricade internal drainage hole 2 is equipped in Gravity Retaining Wall 1, interim side after barricade is arranged in 1 rear of Gravity Retaining Wall
Anti-filter packet 3 behind slope 5 and barricade, and be connected in slope ground body 16,16 top of slope ground body is side slope ground 4.
Gravity Retaining Wall 1 constitutes an entirety knot by barricade culvert below ground position 13 and culvert concrete bodies 15
Structure, the culvert body that culvert space 9 is formed with culvert concrete bodies 15 are arranged in parallel with Gravity Retaining Wall 1, culvert concrete bodies 15
Under 1 wall outer side foundation of Gravity Retaining Wall；Barricade ground 6 is with culvert foundation 7 together as the ground of co-ordinative construction.Contain
Hole space 9 refers to the circular cavity in prefabricated culvert pipe 14.Prefabricated culvert pipe 14 uses prefabricated reinforced concrete culvert pipe or finished product pipeline.
When implementation, the construction method of the structure includes the following steps：
Step 1：Primary excavation forms interim side slope 5, barricade ground 6 and culvert foundation 7 after barricade；
Step 2：Set up and bind culvert lower part arrangement of reinforcement 12；
Step 3：Prefabricated culvert pipe 14 is hung in, and is positioned；
Step 4：Culvert top arrangement of reinforcement 11 is set up and bound, and connects culvert top arrangement of reinforcement 11 and culvert lower part arrangement of reinforcement 12；
Step 5：The concrete of culvert concrete bodies 15 and barricade culvert below ground position 13 is poured simultaneously；
Step 6：Set up the outboard template of Gravity Retaining Wall 1；
Step 7：1 culvert ground of Gravity Retaining Wall is poured with the concrete of upper bit.
Certainly, the specific application example of the above only present invention, the present invention also has other embodiments, all using equivalent
The technical solution that replacement or equivalent transformation are formed, all falls within protection domain of the presently claimed invention.
Claims (5)
1. a kind of Gravity Retaining Wall structure with culvert, it is characterised in that：It is by Gravity Retaining Wall（1）By barricade culvert
Face is with lower portion（13）With culvert concrete bodies（15）Constitute an overall structure, prefabricated culvert pipe（14）In culvert space（9）
With culvert concrete bodies（15）The culvert body and Gravity Retaining Wall of composition（1）Parallel arrangement, culvert concrete bodies（15）Positioned at weight
Power formula barricade（1）Under wall outer side foundation；Barricade ground（6）With culvert foundation（7）Together as the ground of co-ordinative construction.
2. the Gravity Retaining Wall structure according to claim 1 with culvert, it is characterised in that：The culvert space（9）Shape
Shape is circle.
3. the Gravity Retaining Wall structure according to claim 1 with culvert, it is characterised in that：Culvert ground and side slope slope foot
Ground（8）It flushes.
4. the Gravity Retaining Wall structure according to claim 1 with culvert, it is characterised in that：The prefabricated culvert pipe（14）It adopts
With prefabricated reinforced concrete culvert pipe.
5. a kind of construction method of the Gravity Retaining Wall structure with culvert as described in claim 1, it is characterised in that this method
Include the following steps：
Step 1：Primary excavate forms interim side slope after barricade（5）, barricade ground（6）And culvert foundation（7）；
Step 2：Set up and bind culvert lower part arrangement of reinforcement（12）；
Step 3：Hang in prefabricated culvert pipe（14）, and position；
Step 4：Set up and bind culvert top arrangement of reinforcement（11）, and connect culvert top arrangement of reinforcement（11）With culvert lower part arrangement of reinforcement
（12）；
Step 5：Pour culvert concrete bodies simultaneously（15）With barricade culvert below ground position（13）Concrete；
Step 6：Set up Gravity Retaining Wall（1）Outboard template；
Step 7：Pour Gravity Retaining Wall（1）Culvert ground is with the concrete of upper bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780442.1A CN106223361B (en) | 2016-08-31 | 2016-08-31 | Gravity type retaining wall structure with culvert and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780442.1A CN106223361B (en) | 2016-08-31 | 2016-08-31 | Gravity type retaining wall structure with culvert and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106223361A CN106223361A (en) | 2016-12-14 |
| CN106223361B true CN106223361B (en) | 2018-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610780442.1A Active CN106223361B (en) | 2016-08-31 | 2016-08-31 | Gravity type retaining wall structure with culvert and construction method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107964881B (en) * | 2017-12-26 | 2019-09-24 | 中铁第四勘察设计院集团有限公司 | A kind of method for arranging that peg board formula barricade is combined with culvert |
| CN108331013A (en) * | 2018-03-21 | 2018-07-27 | 中铁第四勘察设计院集团有限公司 | Gear mud wall composite structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09158223A (en) * | 1995-12-05 | 1997-06-17 | Sekisui Chem Co Ltd | Draining structure of banking or cut earth |
| CN104074176A (en) * | 2013-03-26 | 2014-10-01 | 中国水电顾问集团贵阳勘测设计研究院 | Construction method and structure of dam toe hydropower station workshop retaining wall |
| CN204728359U (en) * | 2015-06-12 | 2015-10-28 | 中国电建集团贵阳勘测设计研究院有限公司 | Tooth-shaped retaining wall |
| CN206052771U (en) * | 2016-08-31 | 2017-03-29 | 中国电建集团贵阳勘测设计研究院有限公司 | Gravity type retaining wall structure with culvert |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003082693A (en) * | 2001-09-12 | 2003-03-19 | Kato Masayuki | Obtuse-angled retaining wall and construction method therefor |
-
2016
- 2016-08-31 CN CN201610780442.1A patent/CN106223361B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09158223A (en) * | 1995-12-05 | 1997-06-17 | Sekisui Chem Co Ltd | Draining structure of banking or cut earth |
| CN104074176A (en) * | 2013-03-26 | 2014-10-01 | 中国水电顾问集团贵阳勘测设计研究院 | Construction method and structure of dam toe hydropower station workshop retaining wall |
| CN204728359U (en) * | 2015-06-12 | 2015-10-28 | 中国电建集团贵阳勘测设计研究院有限公司 | Tooth-shaped retaining wall |
| CN206052771U (en) * | 2016-08-31 | 2017-03-29 | 中国电建集团贵阳勘测设计研究院有限公司 | Gravity type retaining wall structure with culvert |
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| Publication number | Publication date |
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| CN106223361A (en) | 2016-12-14 |
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