CN102852118B - The construction method of a kind of sea wall and composite sea wall thereof - Google Patents
The construction method of a kind of sea wall and composite sea wall thereof Download PDFInfo
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- CN102852118B CN102852118B CN201110180882.0A CN201110180882A CN102852118B CN 102852118 B CN102852118 B CN 102852118B CN 201110180882 A CN201110180882 A CN 201110180882A CN 102852118 B CN102852118 B CN 102852118B
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Abstract
The present invention relates to construction method and the composite sea wall thereof of a kind of sea wall, solve that tradition sea wall can not be constructed on land, dykes and dams cannot the problem such as bearing pressure.The technical scheme is that the construction method of a kind of sea wall, cast basis dregs, major diameter cylinder pile driving construction, form compound foundation；Casting secondary dregs, in secondary dregs aspect, both sides are respectively provided with prefabricated reinforced concrete member as retaining wall, use steel strand wires tractive between the reinforced concrete member of both sides, banket to absolute altitude and form road surface in the middle of retaining wall.A kind of composite sea wall, including basis dregs layer, in the dregs layer of basis, equally distributed major diameter has muscle cylinder stake, secondary dregs layer is laid on the dregs layer of basis, on secondary dregs layer, both sides are respectively provided with reinforced concrete member as retaining wall, the retaining wall of both sides is connected by steel strand wires respectively, and retaining wall inside and above is banketed to absolute altitude and formed road surface on dike.There is land construction；Composite foundation is used above prefabricated reinforced concrete component retaining wall, and floor space is little, becomes dike speed fast；Sea wall dike face can be as pavement usage.
Description
Technical field
The present invention relates to a kind of sea wall, the construction method of a kind of sea wall and composite sea wall thereof.
Background technology
Along with deepening continuously of China's reform and opening-up, China's economic construction stable and rapid development, especially economy development of coastal area achieves remarkable achievement.It is known that land resource is to ensure that the important foundation of economic development, along with economic fast development, construction land growing tension, to Tu Yao soil, seabeach, it has also become the common recognition of coastal economy developed regions.Foundation pit enclosure and the basement process quantity of building construction also sharply increase, require more and more higher, but be coated with the enrockment embankment method made in ground engineering in conventional enclosing, need a large amount of exploitation and use building stones, surrounding enviroment are adversely affected, and because dike structure section is big, waste a large amount of soil.As main bending resistance component and common reinforcement composition composite foundation is used using cast-in-situ bored pile, cast-in-situ bored pile produces substantial amounts of mud in long-term construction, traditional technology has the shortcomings such as environmental pollution is big, long construction period, construction costs are high, therefore people inquire into various one-tenth dike method constantly, it is proposed that multiple compound Haiti.
Chinese patent notification number CN200985497Y, discloses a kind of dykes and dams, and including sand bedding course, it is covered in earth's surface under water and is positioned at the orlop of described dykes and dams;Plastic draining board, its interval vertical described sand bedding course are arranged;The surface being followed successively by blotter, geotechnique's layer of cloth, dike heart body, block stone bed course, barrier board, block stone layer and barrier board block stone bed course side dorsad is collectively forming the outer surface of dykes and dams both sides;The upper surface of dike heart body is breastwork pad and breastwork.This dykes and dams rely solely on plastic draining board and various Backfilled Stone Layer is constructed, and basis is insecure, and floor space is big, low bearing capacity.
Chinese patent notification number CN1296565C, discloses frame mount type combined dam.A kind of for water conservancy, the maritime engineering dykes and dams in riverbed with the estuary improvement that goes to sea.It contains groove stake, mask precoated plate, tensile tie-beam, and wherein groove stake is with no less than two row's arrangements, and groove stake is provided with notch, and the thickness of mask precoated plate matches with the shapes and sizes of notch, and mask precoated plate piecemeal is intercalated into adjacent two successively with in emissions groove stake;The two ends of tensile tie-beam couple with two adjacent different-row groove piles respectively.The bottom of groove stake is preferably wedge shape.The bottom of the sole piece of mask precoated plate is preferably wedge shape.The transverse shape of mask precoated plate can be a few font, it is possible to for rectangle and T-shaped.This combination dykes and dams consist of groove stake, cost is high, and bearing capacity is limited, and tensile tie-beam is intercalation structure, and firmness is inadequate, and dykes and dams still can not bearing pressure.
China Patent Publication No. CN1514068A, relates to a kind of dam configuration body and construction method thereof.Described dam configuration body includes stake, crossbeam, dividing plate;Described dam configuration body is point row, and each row is distributed described stake, the interlaced layout of stake of front-seat stake and adjacent row, and the stake in face near water is the first campshed, away from the first campshed for end campshed;Connected by described crossbeam between described adjacent studs, structure triangular in shape;Being provided with described dividing plate between the first described campshed, described dividing plate is not less than bank soil;According to the structure construction of described dam configuration body, pour into a mould stake, crossbeam, dividing plate successively.This dykes and dams are open, and cast-in-place crossbeam is rigidly connected each pile body, is the most outstanding a kind of dykes and dams, but still suffers from the difficult problem needing at sea to construct the earliest, and dykes and dams primary filling earthwork is big simultaneously, easily causes sedimentation, and dam body cannot bearing pressure.
Summary of the invention
It is an object of the invention to solve present in background technology that dykes and dams floor space is big, can not construct on land, dykes and dams cannot the problem such as bearing pressure, a kind of pusher land construction in layer method is provided, provide simultaneously a kind of bearing capacity big can be as the composite sea wall on road surface.
To achieve these goals, the technical scheme is that the construction method of a kind of sea wall, cast basis dregs；The cylinder pile driving construction of major diameter, forms the composite foundation of the king-sized large diameter pile of replacement rate；Casting secondary dregs at composite foundation, in secondary dregs aspect, both sides are respectively provided with prefabricated reinforced concrete member as retaining wall；Steel strand wires tractive is used between the reinforced concrete member of both sides；Banket in the middle of retaining wall to absolute altitude formation road surface.During construction, first cast dregs in sea wall starting point, form construction basis, squeeze into major diameter cylinder stake, form compound foundation, along with composite foundation extends to depths, composite foundation casts dregs again, prefabricated reinforced concrete member is placed respectively as retaining wall in the ground both sides, top of secondary dregs layer, steel strand wires tractive is used between the reinforced concrete member of both sides, banket to absolute altitude formation road surface in centre, sea wall upper part is made to become a pseudoconjugant, the cross shear that the roadbed carrying weight that pseudoconjugant upper surface is formed produces is undertaken by the steel strand wires between retaining wall completely, so pile foundation is solely subjected to the gravity of pseudoconjugant, stability in the large is good；The pulling force born due to the unit cross section of steel strand wires is maximum, uses steel strand wires tractive, can reduce the lateral force of reinforced concrete member to greatest extent, improve the firmness of pseudoconjugant.This sea wall, owing to weak soil replacement rate is big especially, good stability, major part construction constructs on land, easy construction；Composite foundation is used above prefabricated reinforced concrete component retaining wall, and floor space is little, becomes dike speed fast.
As preferably, described secondary dregs layer squeezes into small diameter long stake to supporting course.This method is poor for sea wall environment, the occasion that stress is complicated or sea wall road surface bearing capacity is big, such as sea wall road surface doubles as highway, owing to vertical lateral bearing capacity is the most well strengthened, i.e. on the basis of major diameter short tubular pile, squeeze into small diameter long stake with short tubular pile dislocation, get to supporting course always, defining the composite foundation collectively constituted by height thickness stake, basis is firmer.
As preferably, the reinforced concrete member of described retaining wall is that both sides are placed in pairs, and the mode of described steel strand wires tractive is for drawing or oblique tractive.Reinforced concrete member is placed in pairs, and steel strand wires are to drawing, and one section of dykes and dams is a pseudoconjugant；Reinforced concrete member is placed in pairs, and the oblique tractive in one end of the reinforced concrete member that one end of each reinforced concrete member is adjacent with opposite, this oblique tractive so that the end of adjacent reinforced concrete member is crowded together, beneficially retaining wall become a pseudoconjugant.
As preferably, the reinforced concrete member of described retaining wall is that both sides are staggeredly placed, and the mode of described steel strand wires tractive is for drawing or intersect tractive.Reinforced concrete member is staggeredly placed, and is each concrete component length direction with opposite concrete component tractive to drawing mode；Intersect tractive be the middle part of each reinforced concrete member together with the end tractive of two reinforced concrete members on opposite, such retaining wall be not easy dislocation, whole retaining wall becomes a pseudoconjugant, and the stability of dykes and dams is higher.
As preferably, described secondary dregs layer squeezes into continuous impervious wall.This method requires high sea wall for permeability rate, and the safety of building in protection dike, cut-pff wall can be located at outside or the inner side of retaining wall.
As preferably, apply a kind of composite sea wall of above-mentioned construction method, including basis dregs layer, equally distributed major diameter cylinder stake in the dregs layer of basis, secondary dregs layer is laid on the dregs layer of basis, on secondary dregs layer, both sides are respectively provided with reinforced concrete member and are connected by steel strand wires respectively as retaining wall, the retaining wall of both sides, and retaining wall inside and above is banketed to absolute altitude and formed road surface on dike.
The composite foundation that this sea wall is made up of dregs and cylinder stake, arranges what the soil subgrade clamped by reinforced concrete member was constituted on composite foundation；Due to steel and concrete structure part pseudoconjugant good stability, volume is big, and composite foundation is carried out suppression by quality weight, and the big sedimentation of steel and concrete structure part bottom area is little, improves the anti-shear ability of composite foundation simultaneously；And the side strong shock resistance of reinforced concrete member, so the ability of sea wall storm resisting is big；Owing to using prefabricated component so that the overall width of sea wall reduces, and reduces the earthwork of sea wall, difficulty of construction is little and construction cost is low, becomes dike quick.
As preferably, the reinforced concrete member of described retaining wall both sides on secondary dregs layer in pairs or are crisscross arranged, and each reinforced concrete member is connected by the reinforced concrete member on steel strand wires and opposite.So making whole dykes and dams is a pseudoconjugant, and the stability of dykes and dams is higher.
As preferably, described secondary dregs layer is crisscross arranged small diameter long stake.It is poor that the sea wall of this structure is applied to environment, and the occasion that stress is complicated or sea wall road surface bearing capacity is big, on the basis of major diameter short tubular pile, small diameter long stake is squeezed into short tubular pile dislocation, getting to supporting course always, define the composite foundation collectively constituted by height thickness stake, basis is firmer.
As preferably, described secondary dregs layer arranges continuous impervious wall.This structure is mainly used in the sea wall that permeability rate requirement is high, uses continuous impervious wall, can improve the water resistance in dike.Cut-pff wall is in the outside of retaining wall or in the centre of two retaining walls.Where it is specifically located at, selects to determine according further to dike location environment and use requirement.
As preferably, the reinforced concrete member of described retaining wall is caisset or buttress structure or hanging wall construction.The prefabricated component of these 3 kinds of structures is commonly used when being to build sea wall, and its floor space is big, highly can design as desired, lightweight, is especially suitable for the present invention and makes retaining wall for tractive.
The construction method of a kind of sea wall of the present invention and composite sea wall, have clear advantage: owing to constructing the most on land, easy construction；Composite foundation is used above prefabricated reinforced concrete component retaining wall, and floor space is little, becomes dike speed fast；Sea wall structure is stable, and capacity of anti-storm is strong；Dike face can use as road.
Accompanying drawing explanation
Fig. 1 is that the present invention casts dregs construction technology schematic diagram；
Fig. 2 is that the present invention has muscle cylinder pile constructing process schematic diagram；
Fig. 3 is that the present invention casts secondary dregs construction technology schematic diagram；
Fig. 4 is that the present invention casts and arranges retaining wall construction technology schematic diagram；
Fig. 5 is that the present invention casts tractive steel strand wires construction technology schematic diagram；
Fig. 6 is that the present invention casts and bankets to absolute altitude construction technology schematic diagram；
Fig. 7 is that reinforced concrete member of the present invention places steel strand wires in pairs to drawing schematic diagram；
Fig. 8 is that reinforced concrete member of the present invention places steel strand inclined in pairs to tractive schematic diagram；
Fig. 9 is that reinforced concrete member of the present invention dislocation places steel strand wires to drawing schematic diagram；
Figure 10 is that steel strand wires intersection tractive schematic diagram is placed in reinforced concrete member of the present invention dislocation；
Figure 11 is the sea wall schematic diagram of the present invention a kind of buttress structure retaining wall；
Figure 12 is the sea wall schematic diagram of the present invention a kind of hanging wall construction retaining wall；
Figure 13 is the sea wall schematic diagram of the present invention a kind of caisset retaining wall；
In figure, label is respectively as follows: 20. 2 dregs 30. retaining wall 31. counterfort 32. suspended wall 33. caisson 40. steel strand wires 50. of 10. stakes of 00. dregs and bankets 60. long stake 70. waterwalls.
Detailed description of the invention
Below by embodiment and combine accompanying drawing technical scheme is further described specifically.
Embodiment 1:
As shown in Fig. 1,2,3,4,5,6,7, a kind of composite sea wall, first cast, at beach, the dregs 00 to low tide (referring to Fig. 1) that width is 60 meters, dregs 00 layer is spaced 4.8 meters of dislocation and squeezes into diameter 1.5 meters, deep 30 meters have muscle cylinder stake 10, minimum ratio of reinforcement 30kg/m, forms bottom large diameter pile composite foundation (referring to Fig. 2)；Lay geotextiles, cast secondary dregs 20(metalling 2 meters, 3 meters of dregs layer) (referring to Fig. 3)；On secondary dregs 20, both sides are high 6 meters at a distance of 30 meters of paired placements, and the prefabricated reinforced concrete component counterfort 31 of length 4.8 meters refers to Fig. 4 as retaining wall 30()；Use the steel strand wires 40 of diameter 16 millimeters at the middle part of counterfort 31 by paired counterfort 31 to drawing (refer to Fig. 5,7), have tractive near two end faces of every piece of counterfort 31；50 compactings of banketing between counterfort 31 form road surface (referring to Fig. 6).
Embodiment 2:
As shown in Fig. 1,2,3,4,5,8,11, the sea wall of a kind of buttress structure retaining wall: construction above sees embodiment 1, on secondary dregs 20, both sides are high 6 meters at a distance of 30 meters of paired placements, and the prefabricated reinforced concrete component counterfort 31 of length 4.8 meters refers to Fig. 4 as retaining wall 30()；Also 4.8 meters of interval and five solid long stake 68 to the supporting courses of row having muscle cylinder stake 10 dislocation to squeeze into diameter 0.6 meter；0.4 meter wide is squeezed into, the cut-pff wall 70 of deep 14 meters in the border on the sea outside in face of counterfort 31；Steel strand wires 40 tractive mode is oblique tractive (referring to Fig. 8)；50 compactings of banketing between counterfort 31 form road surface (referring to Figure 11).
Embodiment 3:
As shown in Fig. 1,2,3,4,5,9,12, the sea wall of a kind of hanging wall construction retaining wall: construction above sees embodiment 1, after casting secondary dregs 20, also 4.8 meters of interval and six solid long stake 68 to the supporting courses of row having muscle cylinder stake 10 dislocation to squeeze into diameter 0.6 meter；On secondary dregs 20, both sides are placed high 6 meters at a distance of 30 meters of dislocation, and the prefabricated reinforced concrete component suspended wall 32 of length 4.8 meters is as retaining wall 30；0.5 meter wide is squeezed into, the cut-pff wall 70 of deep 14 meters in the border on the sea outside in face of suspended wall 32；Steel strand wires 40 tractive mode is for drawing (referring to Fig. 9)；50 compactings of banketing between suspended wall 32 form road surface (referring to Figure 12).
Embodiment 4:
As shown in Fig. 1,2,3,4,5,10,13, the sea wall of a kind of caisset retaining wall: construction above sees embodiment 1, after casting secondary dregs 20, squeeze into 0.5 meter wide in secondary dregs 20 upper central, the cut-pff wall 70 of deep 14 meters；On secondary dregs 20, both sides are placed high 6 meters at a distance of 30 meters of dislocation, and the prefabricated reinforced concrete component caisson 33 of length 4.8 meters is as retaining wall 30；Steel strand wires 40 tractive mode is for intersecting tractive (referring to Figure 10), and steel strand wires 40 tractive is upper and lower two layers；50 compactings of banketing between caisson 33 form road surface (referring to Figure 13).
By above-described embodiment, it may be seen that the construction technology of the present invention, do here and sum up: first cast dregs at land beach and advance in the sea to low tide；Dregs layer is squeezed into major diameter cylinder stake form compound foundation；Composite foundation casts secondary dregs；For there being the sea wall of antiseepage requirement to squeeze into continuous impervious wall on secondary dregs layer；For the occasion that sea wall requirement of strength is high, secondary dregs layer is squeezed into solid long stake to supporting course, thickness the long-short pile basic foundation collectively constituted；Above secondary dregs layer, both sides are in pairs or the prefabricated reinforced concrete component of suspended wall or counterfort or caisson is put in dislocation, form the main wind and wave resistance wall of sea wall；The suspended wall of sea wall both sides or counterfort or caisson reinforced concrete member are by steel strand wires to drawing or intersect tractive or oblique tractive, and the middle earth filling tamping of reinforced concrete member forms road surface, makes whole dykes and dams be a pseudoconjugant by steel strand wires tractive.It is characterized in: mainly construct on land, easy construction；Composite foundation is used above prefabricated reinforced concrete component retaining wall, and floor space is little, becomes dike speed fast；Sea wall structure is stable, and capacity of anti-storm is strong；Dike face can be as road, and especially highway kills two birds with one stone.
Specific embodiment described herein is only to present invention spirit explanation for example, described cylinder stake, long stake, suspended wall, counterfort, caisson can be made various amendment or supplement or use similar mode to substitute and combine by those skilled in the art with cut-pff wall etc., but without departing from the spirit of the present invention or surmount scope defined in appended claims.
Claims (5)
1. the construction method of a sea wall, cast basis dregs, the cylinder pile driving construction of major diameter, form the composite foundation of large diameter pile, it is characterized in that: on described composite foundation, cast secondary dregs, continuous impervious wall is squeezed on described secondary dregs layer, in secondary dregs aspect, both sides are respectively provided with prefabricated reinforced concrete member as retaining wall, the reinforced concrete member of described retaining wall is that both sides in pairs or are staggeredly placed, use steel strand wires to drawing between the reinforced concrete member of both sides, banketing in the middle of retaining wall to absolute altitude and form road surface, whole retaining wall becomes a pseudoconjugant.
The construction method of a kind of sea wall the most according to claim 1, it is characterised in that: squeeze into small diameter long stake to supporting course on described secondary dregs layer.
3. a kind of composite sea wall of construction method described in application claim 1, including basis dregs layer, equally distributed major diameter cylinder stake in the dregs layer of basis, it is characterized in that: on the dregs layer of described basis, lay secondary dregs layer, on described secondary dregs layer, continuous impervious wall is set, on secondary dregs layer, both sides are respectively provided with reinforced concrete member as retaining wall, the reinforced concrete member of both sides in pairs or is crisscross arranged, each reinforced concrete member is by the reinforced concrete member on steel strand wires and opposite to drawing, and retaining wall inside and above is banketed to absolute altitude and formed road surface on dike.
A kind of composite sea wall, it is characterised in that: on described secondary dregs layer, major diameter cylinder stake with lower floor is crisscross arranged small diameter long stake.
5. according to composite sea wall a kind of described in claim 3 or 4, it is characterised in that: the reinforced concrete member of described retaining wall is caisset or buttress structure or hanging wall construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110180882.0A CN102852118B (en) | 2011-06-30 | The construction method of a kind of sea wall and composite sea wall thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110180882.0A CN102852118B (en) | 2011-06-30 | The construction method of a kind of sea wall and composite sea wall thereof |
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| CN102852118A CN102852118A (en) | 2013-01-02 |
| CN102852118B true CN102852118B (en) | 2016-12-14 |
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| CN201103085Y (en) * | 2007-09-21 | 2008-08-20 | 中国矿业大学 | Two-sided reinforced earth retaining wall of subsidence area plant cover |
| CN101298776A (en) * | 2008-06-16 | 2008-11-05 | 胜利油田胜利工程设计咨询有限责任公司 | Pile plate composite structure |
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| CN201506969U (en) * | 2009-08-26 | 2010-06-16 | 浙江海桐高新工程技术有限公司 | Large-diameter dyke tubular pile and dyke or wharf structure thereof |
| CN101892650A (en) * | 2010-06-11 | 2010-11-24 | 浙江海桐高新工程技术有限公司 | Combined type seawall and construction method thereof |
| CN101994304A (en) * | 2009-08-26 | 2011-03-30 | 浙江海桐高新工程技术有限公司 | Construction process of applying ribbed cylindrical piles to novel diking, and diking or wharf structure thereof |
| CN102080364A (en) * | 2010-12-17 | 2011-06-01 | 浙江海桐高新工程技术有限公司 | Pile bearing caisson seawall and construction method thereof |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201103085Y (en) * | 2007-09-21 | 2008-08-20 | 中国矿业大学 | Two-sided reinforced earth retaining wall of subsidence area plant cover |
| CN101298776A (en) * | 2008-06-16 | 2008-11-05 | 胜利油田胜利工程设计咨询有限责任公司 | Pile plate composite structure |
| CN201406617Y (en) * | 2009-05-25 | 2010-02-17 | 铁道第三勘察设计院集团有限公司 | Hidden supporting and retaining subgrade structure |
| CN201506969U (en) * | 2009-08-26 | 2010-06-16 | 浙江海桐高新工程技术有限公司 | Large-diameter dyke tubular pile and dyke or wharf structure thereof |
| CN101994304A (en) * | 2009-08-26 | 2011-03-30 | 浙江海桐高新工程技术有限公司 | Construction process of applying ribbed cylindrical piles to novel diking, and diking or wharf structure thereof |
| CN101892650A (en) * | 2010-06-11 | 2010-11-24 | 浙江海桐高新工程技术有限公司 | Combined type seawall and construction method thereof |
| CN102080364A (en) * | 2010-12-17 | 2011-06-01 | 浙江海桐高新工程技术有限公司 | Pile bearing caisson seawall and construction method thereof |
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Effective date of registration: 20180608 Address after: 221000 Room 202, A6 office building, Xuzhou Road North Pioneer Park, Xuzhou Industrial Park, Jiawang, Xuzhou, Jiangsu. Patentee after: Jiangsu Wanatchee electromechanical equipment Engineering Co. Address before: 300450 Tianjin Nankai District the Yellow River Road, Yichuan North Li 6 Building 5 door 705 Co-patentee before: Shi Weiyan Patentee before: Li Yanrui |