CN205421157U - Reinforced earth quaywall structure based on soft base of mud flat - Google Patents

Reinforced earth quaywall structure based on soft base of mud flat Download PDF

Info

Publication number
CN205421157U
CN205421157U CN201620214805.0U CN201620214805U CN205421157U CN 205421157 U CN205421157 U CN 205421157U CN 201620214805 U CN201620214805 U CN 201620214805U CN 205421157 U CN205421157 U CN 205421157U
Authority
CN
China
Prior art keywords
cofferdam
structure based
beach
soft base
shingle nail
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620214805.0U
Other languages
Chinese (zh)
Inventor
刘家才
郭蕴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC Third Harbor Consultants
Original Assignee
CCCC Third Harbor Consultants
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CCCC Third Harbor Consultants filed Critical CCCC Third Harbor Consultants
Priority to CN201620214805.0U priority Critical patent/CN205421157U/en
Application granted granted Critical
Publication of CN205421157U publication Critical patent/CN205421157U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a reinforced earth quaywall structure based on soft base of mud flat, including set up plastics drain bar in the weak soil, lay in the drainage bed course on weak soil surface, bagged sand by the cofferdam, be used for protection and earth -retaining prefabricated shingle nail, in advance embedded in bagged sand strained geotechnological cloth by the cap stone, bagged sand that add pile foundation, the panel top of filler material between by the cofferdam of muscle area, shingle nail and bagged sand, panel below in cofferdam by cofferdam rear counter. Above -mentioned structure is through implementing step by step, makes deformation basic completion before the construction shingle nail in soft soil foundation and cofferdam, reduces and subsides behind the worker and uniform settlement not. The construction platform of shingle nail and pile foundation can be regarded as again in the bagged sand cofferdam, becomes the intertidal zone construction and into land construction, has improved execution conditions. But the structure can adapt to the simple stage construction of bearing capacity and deformation, construction process, the saving investment of soft soil foundation.

Description

A kind of reinforced earth quaywall structure based on the soft base of beach
Technical field
The utility model relates to a kind of retaining wall structure, belongs to hydraulic engineering and field of civil engineering, a kind of based on the reinforced earth quaywall structure under the Soft Soil of Coastal Area.
Background technology
At China's coastal region, large stretch of available soil can be formed with making by enclosing painting, for meeting requirement of controlling flood and draining flooded fields, the hydraulic structure such as canal, detention basin that drains off floodwaters must be built in being newly formed landholding, the quaywall structure of these buildings generally selects steeper side slope, to reduce occupation of land.
Conventional structural shape has gravity type, cantilevered, buttress type, empty van formula etc..These structures are higher to ground requirement for bearing capacity, it is impossible to adapt to bigger deformation, therefore foundation bearing capacity and compressibility are had strict requirements.
Top layer, coastal tidal district is the most widely distributed the Soft Soil Layer such as mud, muck soil, this Soft Soil Layer is typically saturation state, and stream moulds shape, and water content is big, intensity is low, highly sensitive, compressibility big, bad hydraulic permeability, if it is unprocessed, it is impossible to meet the requirement of routine gear soil quaywall structure.
Piling strtucture is the effective means solving soft soil foundation.In addition to as the basis of said structure, also develop sheet pile formula, anchor rod type quaywall structure.But pile foundation need professional construction machinery, particularly Coastal Area construct, affected by tidewater fluctuation, can the activity duration short, One-Shift Costs is higher.
When quaywall uses monolithic reinforced concrete structure, the pouring quality being positioned at fluctuation of water table district is relatively difficult to ensure card.According to precast concrete unit, then need crane ship operation, can the construction operation time short.
Earth structure is relatively low to foundation requirement, preferable to deformation applicability, is a kind of promising structural shape, but for ensureing structure each unit collaborative work, it is desirable to the layered rolling that bankets.And beach area SEA LEVEL VARIATION is relatively big, water content of soil is uncontrollable, and the condition that rolls is poor, does not reaches the compactness of requirement, limits the earth structure application in Coastal Area.
In sum, must seek a kind of not only to have adapted to Soft Soil, but also adapted to the novel quaywall structure of Coastal Area execution conditions.
Summary of the invention
The utility model is for the deficiencies in the prior art, a kind of reinforced earth quaywall structure adapting to Coastal Area Soft Soil is provided, backfilling material and reinforced bands in this structural change earth structure lay mode, the globality utilizing bagged sand quilt provides the anchor force required for shingle nail, the advantage both with earth structure, eliminates again in earth structure construction and is difficult to reach the defect to backfill soil compaction degree requirement.And by reasonable arrangement sequence of construction, eliminate major part sedimentation in the construction time, improve execution conditions simultaneously, solving Coastal Area can engineering time short problem.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of reinforced earth quaywall structure based on the soft base of beach, including the plastic draining board being arranged in weak soil, be layed in the drainage blanket on weak soil surface, bagged sand by cofferdam, for protection and the dry wall panel of gear soil, be embedded in bagged sand by the reinforced bands in cofferdam, latch, shingle nail and bagged sand for connection wall panel and reinforced bands by the cap stone above the packing material between cofferdam, the pile foundation of lower panels, stake top cap beam, spats, panel and railing, bagged sand by the anti-filter geotextiles at rear, cofferdam, earth's surface sealing.
Described bagged sand by cofferdam and below drainage blanket and plastic draining board first implement, lay anti-filter geotextiles and also complete rear backfill.
Described reinforced bands be embedded in advance during sand is filled with sand by between, reinforced bands does not turns off in the side that is close to banket, continued circling at neighbouring sand by outer surface.
Between described shingle nail and pile foundation, cofferdam and shingle nail, packing material is layered enforcement after the stabilization of cofferdam again.
Described pile foundation uses mini pile, and material can be timber or concrete precast pile.Described mini pile only needs to punch Soft Soil Layer, enters hard stratum 1 ~ 2m.
Described stake top cap beam uses cast-in-situ steel reinforced concrete.
Described shingle nail uses precast concrete facade panel, uses latch to connect between panel.
Latch is used to be connected and strain between described shingle nail and reinforced bands.
Described packing material uses rubble or bagged sand to answer compaction in layers.
Described cap stone uses cast-in-place concrete, the most whether arranges railing.
Described sealing can be pavement structure or greening soil.
Described spats uses block stone.
After the utility model uses said structure, utilize bagged sand, by cofferdam deadweight, soft soil foundation is carried out precompressed, accelerate soft soil consolidation speed by plastic draining board and drainage blanket, major part sedimentation can be eliminated in the construction time.After rear has backfilled, lateral displacement also can be basically completed in the construction time.Bagged sand, by good integrity, can be the anchor force needed for shingle nail provides by being looped around bagged sand by the reinforced bands in outside, thus eliminate in earth structure construction and be difficult to reach the defect to backfill soil compaction degree requirement.Packing material can be gathered materials on the spot, and reduces Master Cost.Bagged sand can be improved execution conditions as the land construction scope of operation by cofferdam, makes shingle nail and pile foundation thereof uninterruptedly to construct.Mini pile only needs to penetrate Soft Soil Layer, therefore without large-scale construction equipment, reduces operating expenses.
The utility model is adapted to beach and makes ground engineering Soft Soil, and described structure is good to deformation adaptability, and construction technology is simple, can construct continuously, and cost saving has the most wide application prospect.
Accompanying drawing explanation
Fig. 1 shows the sectional drawing of a kind of reinforced earth quaywall structure based on the soft base of beach of the utility model;
Fig. 2 shows the elevation of a kind of reinforced earth quaywall structure based on the soft base of beach of the utility model;
Fig. 3 shows the reinforced bands floor plan of a kind of reinforced earth quaywall structure based on the soft base of beach of the utility model.
Wherein have: 1. plastic draining board;2. drainage blanket;3. bagged sand quilt;4. shingle nail;5. reinforced bands;6. packing material;7. cap stone;8. railing;9. sealing;10. spats;11. pile foundations;12. top cap beams;13. latches;14. anti-filter geotextiles;21. Soft Soil Layers;22. hard stratums;23. backfill soil.
Detailed description of the invention
With concrete better embodiment, the utility model is described in further detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, first lay drainage blanket 2, then set plastic draining board 1, be advisable punching Soft Soil Layer 21.It is layered irrigation bagged sand again by 3, as shown in figures 1 and 3, after every layer of bagged sand is by irrigation, all lays reinforced bands 5 and from 23 sides that are close to banket around sand quilts, tentatively strain.Plastic draining board 1 forms drainage system together with drainage blanket 2, can accelerate soft soil consolidation, and bagged sand is formed loading system by 3, weak soil is carried out precompressed, gradually completes during making to be deposited in cofferdam construction.
After cofferdam is formed, lay anti-filter geotextiles 14 in the wings, then carry out rear backfill soil 23 construction.Anti-filter geotextiles 14 is possible to prevent rear backfill soil 23 to run off.
The cofferdam formed by 3 because of bagged sand is flexible structure, can bear bigger sedimentation and lateral deformation.After cofferdam deformation is basicly stable, utilize the cofferdam that bagged sand is formed by 3 as construction passage and place, carry out pile foundation 11 to construct, as depicted in figs. 1 and 2, because pile foundation 11 uses mini pile, and only need guiding through Soft Soil Layer 21 and enter hard stratum 22 about 1 ~ 2m, therefore can be selected for the small-sized sinking apparatus that ground pressure is less.Cofferdam by quaywall structure construction condition by waterborne be changed into land, considerably increase can the engineering time, the reduction of erection time, reduce operating expenses.
As depicted in figs. 1 and 2, section cast-in-place stake top cap beam 12, reserved pin hole.
As shown in Figure 1, Figure 2 and Figure 3, shingle nail 4 is installed in layering, backfills packing material 6, and is compacted with ramming machine, reinforced bands 5 and shingle nail 4 are connected, strain and fixed with latch 13.Shingle nail 4 uses precast concrete to build by laying bricks or stones, is manually operable, and decreases cast-in-place concrete amount, makes construction technology become simple, fast.
As depicted in figs. 1 and 2, backfill block stone spats 10.
Cast-in-place cap stone 7, sealing 9 of constructing, sealing can be pavement structure or greening soil.
Railing 8 is installed.

Claims (10)

1. a reinforced earth quaywall structure based on the soft base of beach, it is characterized in that: include the plastic draining board being arranged in weak soil, it is layed in the drainage blanket on weak soil surface, in the cofferdam that drainage blanket higher slice irrigation bagged sand is formed, for protection and the dry wall panel of gear soil, be embedded in bagged sand by cofferdam for anchoring the reinforced bands of shingle nail, for connection wall panel and the latch of reinforced bands, for fill shingle nail and bagged sand by cofferdam between the packing material in space, pile foundation and stake top cap beam for support panel, for panel being linked to be the cap stone of entirety, it is layed in bagged sand by cofferdam adverse grade for the anti-filter geotextiles of soil conservation.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: described bagged sand by cofferdam and below drainage blanket and plastic draining board first implement, lay anti-filter geotextiles and also complete rear backfill.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: described reinforced bands is embedded between sand quilt during sand is filled with in advance.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 3, it is characterised in that: described reinforced bands does not turns off in the side that is close to banket, continued circling at sand by outside.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: between described shingle nail, pile foundation and cap, cofferdam and shingle nail, packing material is implemented after the stabilization of cofferdam again.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1 or 5, it is characterised in that: described pile foundation uses mini pile, and material can be timber or concrete precast pile.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: described shingle nail uses precast concrete facade panel, uses latch to connect between panel.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: should be connected by latch and strain between described shingle nail and reinforced bands.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1 or 5, it is characterised in that: described packing material uses rubble or bagged sand, answers compaction in layers.
Reinforced earth quaywall structure based on the soft base of beach the most according to claim 1, it is characterised in that: described cap stone uses cast-in-place concrete, the most whether arranges railing.
CN201620214805.0U 2016-03-21 2016-03-21 Reinforced earth quaywall structure based on soft base of mud flat Expired - Fee Related CN205421157U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620214805.0U CN205421157U (en) 2016-03-21 2016-03-21 Reinforced earth quaywall structure based on soft base of mud flat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620214805.0U CN205421157U (en) 2016-03-21 2016-03-21 Reinforced earth quaywall structure based on soft base of mud flat

Publications (1)

Publication Number Publication Date
CN205421157U true CN205421157U (en) 2016-08-03

Family

ID=56520477

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620214805.0U Expired - Fee Related CN205421157U (en) 2016-03-21 2016-03-21 Reinforced earth quaywall structure based on soft base of mud flat

Country Status (1)

Country Link
CN (1) CN205421157U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105804007A (en) * 2016-03-21 2016-07-27 中交第三航务工程勘察设计院有限公司 Reinforced soil bank wall structure based on beach soft foundation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105804007A (en) * 2016-03-21 2016-07-27 中交第三航务工程勘察设计院有限公司 Reinforced soil bank wall structure based on beach soft foundation
CN105804007B (en) * 2016-03-21 2018-04-17 中交第三航务工程勘察设计院有限公司 A kind of reinforced earth quaywall structure based on the soft base of beach

Similar Documents

Publication Publication Date Title
CN204059124U (en) A kind of sand drain strong rammer grouting behind shaft or drift lining foundation reinforcing structure
CN104153380B (en) A kind of antiseepage cofferdam structure and construction technology
CN102433876B (en) Multi-compartment casing composite pile and construction method thereof
CN103758113B (en) A kind of grid encloses the anti-liquefied foundation reinforcement means of hoop
CN109736291A (en) One kind owing consolidation and blows on the base of alluvial plain that biological cement is reinforcing road bed and its construction method
CN108560542B (en) Waste tire coated building slag bidirectional reinforcement and construction method thereof
CN102660936A (en) Method for realizing seepage prevention of bridge wall by means of polyvinyl chloride film
CN106702916A (en) U-shaped assembly type reinforced concrete cover board culvert and construction method thereof
CN110004991A (en) Underground structure anti-floating system and construction method based on raised type tangs plate
CN109371905B (en) Dam and construction method
CN105804007B (en) A kind of reinforced earth quaywall structure based on the soft base of beach
CN209039896U (en) The soft soil roadbed three-dimensional reinforced structure of convolution is knitted in a kind of stake-
CN104099936A (en) Cascading waterfall waterscape structure on artificial stacked mountain and construction method thereof
CN111005278B (en) Rapid repairing and reinforcing method for locally-reinforced embankment
CN107012871A (en) A kind of suspension type goes along with sb. to guard him the deep reversed construction method for greatly enhancing foundation ditch fabricated construction
CN109537389B (en) EPS (expandable polystyrene) lower embankment structure and construction method thereof
CN108914959B (en) Foundation structure suitable for mountain house building and construction method thereof
CN205421157U (en) Reinforced earth quaywall structure based on soft base of mud flat
CN107503370B (en) The high barricade of one seed sand well combined type reinforced earth and production method
CN102787608A (en) Gravity type foundation pit supporting system under vacuum effect and construction method
CN109056441A (en) The soft soil roadbed three-dimensional reinforced structure of convolution and construction method are knitted in stake-
CN107881987A (en) Deep covering layer top panel Rockfill Dam based moisture barrier structure
CN110485405B (en) Reinforcing system and reinforcing method for soft soil foundation
CN210238543U (en) Inclined slope surface layered backfill dynamic compaction leveling structure
CN202767088U (en) Vacuum effect gravity type foundation trench supporting and protecting system

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160803

Termination date: 20200321