CN105926660A - Construction method of wind power low pile bearing platform foundation in intertidal zone - Google Patents
Construction method of wind power low pile bearing platform foundation in intertidal zone Download PDFInfo
- Publication number
- CN105926660A CN105926660A CN201610267729.4A CN201610267729A CN105926660A CN 105926660 A CN105926660 A CN 105926660A CN 201610267729 A CN201610267729 A CN 201610267729A CN 105926660 A CN105926660 A CN 105926660A
- Authority
- CN
- China
- Prior art keywords
- pile
- cofferdam
- construction method
- basis
- cap
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
- E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Foundations (AREA)
Abstract
The invention discloses a construction method of a wind power low pile bearing platform foundation in an intertidal zone. The construction method comprises the steps of S1, determining a central position of the wind power low pile bearing platform foundation on the intertidal zone; S2, constructing cofferdams (1) around the central position of the wind power low pile bearing platform foundation, filling the cofferdams (1) with plain soil till the plain soil is flush with the tops of the cofferdams (1), and compacting the plain soil to form an operation platform; and S3, carrying out well point dewatering on the operation platform, driving a plurality of tube piles (3) below the operation platform, digging a foundation pit (4) on the operation platform to enable the tube piles (3) to be exposed, cutting pile heads of the tube piles (3), forming a cushion layer (7) at the bottom of the foundation pit (4) through pouring, and forming a fan bearing platform (5) on the cushion layer (7) through pouring. According to the construction method of the wind power low pile bearing platform foundation in the intertidal zone, the technical scheme is ingenious, economic and practical.
Description
Technical field
The present invention relates to building engineering field, particularly relate to the construction on a kind of intertidal belt wind electric low pile cap basis
Method.
Background technology
Wind energy resources is as a kind of renewable and clean energy resource, and it develops gradually by most attention, wind-powered electricity generation
Field is built and is progressively developed into sea by land.Current domestic offshore wind farm planning aspect, intertidal belt wind electric field accounts for
There is a large amount of share.
Intertidal zone is that sea water floods when rising to climax, retreats to the beach on time of low water dew beach；Build in Intertidal zone
Wind-powered electricity generation low pile cap basis can use single-pile foundation structure and many pile foundation structures.Single-pile foundation structure letter
Single, materials save, and construction is fast, is a kind of ideal version, but due to single-pile foundation structure chi
Very little, weight (general stake footpath 4.5m-6.1m, the long 40m-70m of stake, stake weight 250t-600t) greatly, thus needs
Wanting large-scale lifting and pile driving equipment, and degree control is the most difficult, domestic having, meets this foundation construction
The enterprise of equipment and construction technology is considerably less.And many pile foundation structures size, weight are little, construction equipment, skill
Art is the most ripe, and it applies in intertidal belt wind electric field project relatively broad at home.
When using many pile foundation structures, it is necessary first to carry out pile sinking；But, the position between stake and stake is difficult
To ensure, thus cause efficiency of construction the lowest.
Summary of the invention
The present invention is directed to existing intertidal belt wind electric field project when using many pile foundation structures, it is necessary first to carry out
Pile sinking；But, the position between stake and stake is difficult to ensure that, thus causes the problem that efficiency of construction is the lowest,
Propose the construction method on a kind of intertidal belt wind electric low pile cap basis.
The technical scheme that the present invention proposes is as follows:
The present invention proposes the construction method on a kind of intertidal belt wind electric low pile cap basis, comprises the following steps:
Step S1, determine on Intertidal zone wind-powered electricity generation low pile cap basis center；
Step S2, around wind-powered electricity generation low pile cap basis construction cofferdam, center；Then fill out inside cofferdam
Build element soil to concordant with top, cofferdam；Again that element soil pressure is real, thus form job platform；
Step S3, job platform is carried out well-points dewatering；Multiple pile tube is laid again below job platform；
Then on job platform, dig out foundation ditch, make pile tube expose；Then, carry out pile tube cutting pile crown；And at base
Pour out bed course bottom hole, then on bed course, pour blowing machine cushion cap.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, step S2 includes:
All angle points in releasing cofferdam, center around wind-powered electricity generation low pile cap basis on Intertidal zone；Then use and fill sand
Pipe bag all angle points according to cofferdam build cofferdam.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, step S2 also includes:
Intertidal zone is laid beach passage to top, cofferdam；Beach passage includes polylith channel plate, and adjacent two pieces lead to
Adapter is used to connect between guidance tape.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, step S3 includes:
Dig a well in cofferdam on job platform, and by this well, subsoil water in cofferdam is pumped to outside cofferdam, in making cofferdam
The 1m-2m below beach mud face that level of ground water is reduced in cofferdam.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, described pile tube top is positioned at
0.8m-1.2m below beach mud face in cofferdam；Pile tube is divided into the center rotating around wind-powered electricity generation low pile cap basis
Outer ring pile tube, centre circle pile tube and the inner ring pile tube that position is arranged.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, described pile tube is PHC
Pile tube, outer ring pile tube and centre circle pile tube are spliced by two piles；When pile extension, described two piles use
CO2Gas shielded arc welding welds.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, step S3 also includes:
After having dug foundation ditch, C20 concreting is used to go out bed course bottom foundation ditch；Again at described pile tube
Chamber pours C40 concrete to 2.9m-3.3m below pile tube top.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, blower fan cushion cap is according to outward
The order of circle, centre circle and inner ring pours；The each circle of blower fan cushion cap pour all employing placement layer by layer mode
Carrying out, wherein, when each circle pours, lower-layer concrete is completely covered by upper layer concrete.
In the construction method on the intertidal belt wind electric low pile cap basis that the present invention is above-mentioned, treat that blower fan cushion cap has poured
Become and after maintenance, remove the formwork for placing of blower fan cushion cap, the installation of sector-style of going forward side by side machine cushion cap affiliated facility；
Successively carry out waterproof coating and the anticorrosive coating of blower fan cushion cap again.
The construction method on the intertidal belt wind electric low pile cap basis of the present invention passes through to build cofferdam on Intertidal zone,
And in cofferdam, fill element soil to construct job platform；And can be easily to each pile tube by job platform
Position.The construction method technical scheme on the intertidal belt wind electric low pile cap basis of the present invention is ingenious, economical
Practical.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the first step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 2 is the second step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 3 is the third step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 4 is the distribution schematic diagram of the pile tube shown in Fig. 3；
Fig. 5 is the 4th step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 6 is the 5th step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 7 is the 6th step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 8 is the 7th step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram；
Fig. 9 is the 8th step of the construction method on the intertidal belt wind electric low pile cap basis of the embodiment of the present invention
Schematic diagram.
Detailed description of the invention
The technical problem to be solved in the present invention is: when using many pile foundation structures, it is necessary first to carry out pile sinking；
But, the position between stake and stake is difficult to ensure that, thus causes efficiency of construction the lowest.The present invention proposes
Solve this technical problem technical thought be: on Intertidal zone build cofferdam, and fill in cofferdam element soil
Construct job platform；And can easily each pile tube be positioned by job platform.
In order to make the technical purpose of the present invention, technical scheme and technique effect apparent, in order to ability
Field technique personnel understand and implement the present invention, are the present invention into one below in conjunction with the accompanying drawings and the specific embodiments
Step detailed description.
The present embodiment proposes the construction method on a kind of intertidal belt wind electric low pile cap basis, including following step
Rapid:
Step S1, determine on Intertidal zone wind-powered electricity generation low pile cap basis center；
In this step, the center on wind-powered electricity generation low pile cap basis determines according to design requirement, and uses complete
Instrument of standing positions.
Step S2, around wind-powered electricity generation low pile cap basis construction cofferdam, center 1, as shown in Figure 1；Then
To cofferdam 1, the internal element soil that fills is to concordant with top, cofferdam 1；Again that element soil pressure is real, thus form operation horizontal
Platform, as shown in Figure 2；
In this step, the building course in cofferdam 1 includes: around wind-powered electricity generation low pile cap basis on Intertidal zone
All angle points in releasing cofferdam, center 1；Then sandstone charging pipe bag owning according to cofferdam 1 are used
Angle point builds cofferdam 1.In the present embodiment, toe a size of 36m × (36+20) m in cofferdam 1,
Crest level 5.5m, upstream face top width 5m, its excess-three face width 4m, inside cofferdam 1,1:1 puts slope, cofferdam
Outside 1,1:2 puts slope.Here, cofferdam 1 filled height should be according to its place Tideland resources elevation
Fixed, the filling process of sandstone charging pipe bag can be gathered materials on the spot, and easy construction is quick, and safe and reliable, cost is relatively
Low.
Afterwards, this step also includes: lay top, beach passage 2 to cofferdam 1 on Intertidal zone；Beach leads to
Road 2 includes polylith channel plate, uses adapter to connect between adjacent two pieces of channel plates.Specifically, Ke Yixian
Intertidal zone releases channel centerline and embankment plunge into the commercial sea the scope of banketing of linkage section, then, under embankment
Sea linkage section bankets and is compacted, and afterwards, spreads 1mm steel plate above it；Then, steel plate uses
Channel plate laid by truck-mounted crane and truck crane；In the present embodiment, the size of channel plate be 7.5m × 2.5m ×
0.2m, is connected by single Double-ear connector between adjacent two pieces of channel plates, thus it is wide to lay formation 7.5m
Beach passage 2.The successful laying of beach passage 2 can solve a difficult problem for beach construction transport so that beach is transported
Defeated convenience, safe and reliable.
Step S3, job platform is carried out well-points dewatering；Multiple pile tube 3 is laid again below job platform,
As shown in Figure 3；Then on job platform, dig out foundation ditch 4, make pile tube 3 expose；Then, to pile tube 3
Carry out cutting pile crown；And bottom foundation ditch 4, pour out bed course 7, as shown in Figure 5；Pour on bed course 7 again
Blowing machine cushion cap 5, as shown in Figure 6.
This step also includes: dig a well in cofferdam 1 on job platform, and by this well by underground in cofferdam 1
Water is pumped to outside cofferdam 1, makes below the beach mud face that level of ground water in cofferdam 1 is reduced in cofferdam 1
1m-2m.Specifically, in the present embodiment, 8 mouthfuls of wells of surrounding layout in cofferdam 1, well depth 15m, so
After, use immersible pump by these 8 mouthfuls of wells by outside the subsoil water pump drainage in cofferdam 1 to cofferdam 1, by cofferdam 1
About the 1.5m below beach mud face that interior level of ground water is reduced in cofferdam 1.
Further, in the present embodiment, as shown in Figure 4, a wind-powered electricity generation low pile cap basis needs to beat
30 pile tubes 3, these 30 pile tubes 3 point three circle is arranged, particularly may be divided into rotating around wind-powered electricity generation low pile cap base
Outer ring pile tube, centre circle pile tube and the inner ring pile tube that the center of plinth is arranged；Wherein, outer ring pile tube has 16
Root, centre circle pile tube has 8, and inner ring pile tube has 6.Further, pile tube 3 top is positioned at cofferdam 1
0.8m-1.2m below interior beach mud face；Specifically, in the present embodiment, pile tube 3 height of pile top is positioned at
1m below the center elevation on wind-powered electricity generation low pile cap basis；Pile tube 3 is PHC pile tube, each pile tube 3
Length different and different according to place geological condition, outer ring pile tube and a length of 24m-27m of centre circle pile tube
?；The length of inner ring pile tube is 15m.Outer ring pile tube and centre circle pile tube are spliced by two piles,
Wherein, lower pile is short, and upper pile is long, and the length difference of stake up and down is less than 4m.
Further, the present embodiment uses hammering method to carry out PHC tube pile construction, and construction equipment is selected
YBD24A piling machine and DD160 diesel pile hammer.When PHC pile tube is marched into the arena, presentation quality to be carried out
And pile tube inspection by certificate, the PHC pile tube being unsatisfactory for requiring can not enter job site；PHC pile tube
Construction need carry out in strict accordance with code requirement, in pile driving process, pile body perpendicularity, pile position deviation,
Tubular pile splicing weld seam requires, stops hammer standard and be intended to meet code requirement, specifically, mainly has following several
Point:
1) pile monkey, pile cover or Pile feeder and pile body to guarantee on the same axis；In Specific construction,
Set up a theodolite respectively in piling machine front and side, control pile sinking perpendicularity with this.In pile sinking mistake
Cheng Zhong, should monitor the perpendicularity of pile body repeatedly；Wherein, perpendicularity deviation during first segment stake insertion ground
Being not more than 0.3%, the perpendicularity deviation of pile body must not exceed 0.5%.After pile top enters relatively hard stratum,
Forbid to return by force with equipment such as mobile pile frames to pull correction.
2) for centre circle pile tube and outer ring pile tube, when pile extension, upper and lower two piles use CO2Gas is protected
Protecting weldering welding, weld seam should be full, continuous；To be welded seam welding good after, the welding slag of welder's face of weld to be knocked out
Carrying out self-inspection, underproof part wants timely repair welding, qualified through carrying out flaw detection and through quality inspection personnel and prison
After reason engineer's acceptance(check), just can carry out injection, and perform the hidden record of electric welding；Additionally, welding
Joint just can continue pile sinking after natural cooling, and cool time should not be less than 8min, forbid to be water-cooled or
Pile sinking immediately after welding；Further, all welding line joints will carry out crank detection test.All welders must hold
Demonstrate,prove on duty, accept the supervision and check of owner and management at any time.
3) piling during, total hammer number of any one PHC pile tube no more than 2500 times,
The blow counts of the last 1m stroke of pile tube 3 is no more than 300 times.
Further, in the present embodiment, after pile tube 3 has been constructed, backhoe mode is used to excavate base
Hole 4,1.3m to Tideland resources mud face；In the present embodiment, a diameter of 20m of blower fan cushion cap 5；
The a diameter of 27.6m of foundation ditch 4 excavation face, the base diameter of this foundation ditch 4 is 22.4m, has the slope of 1:2
Ratio.When foundation ditch 4 is excavated to away from foundation plane 40cm, hand fit's machinery is used to excavate.
Further, step S3 also includes: after having dug foundation ditch 4, uses C20 to mix bottom foundation ditch 4
Solidifying soil pours out bed course 7；Pour in the chamber of described pile tube 3 again C40 concrete to pile tube 3 top with
Lower 2.9m-3.3m.In the present embodiment, a diameter of 20.4m of bed course 7, thickness is 0.2m, blower fan cushion cap
5 and important actor divide two storehouses to pour, after having poured, carry out maintenance, winter construction also should take Insulation.
Further, blower fan cushion cap 5 pours according to the order of outer ring, centre circle and inner ring；Blower fan cushion cap
Pouring of 5 each circles all uses placement layer by layer mode to carry out, wherein, when each circle pours, and upper strata coagulation
Lower-layer concrete is completely covered by soil, with the concrete between ensureing between layers, enclosing and enclose before initial set
Good combination.Pouring inward from outward when blower fan cushion cap 5 pours, pour while receipts face, the employing of receipts face is scraped rail and is entered
Row receipts face, scrapes rail and uses Φ 20 round steel to make, enclose around blower fan cushion cap 5 surface one in circular, often enclose coagulation
The rail of scraping of soil is fabricated separately, and outer ring, centre circle make three respectively and scrape rail, and inner ring makes two and scrapes rail.
Covering and heat insulating is carried out the most immediately after each parts of blower fan cushion cap 5 pour.For all exposures
Do not have on the surface that template covers, after having poured receipts slurry and be floating, cover one layer of Polypropylence Sheet, cotton-wool, coloured silk
Bar cloth insulated curing, in concrete surface hanging tube watering maintenance bottom important actor.
Treat that blower fan cushion cap 5 has poured and after maintenance, remove the formwork for placing of blower fan cushion cap 5, and carry out
The installation of blower fan cushion cap 5 affiliated facility；Successively carry out waterproof coating and the anticorrosive coating of blower fan cushion cap 5 again.It
After, use backhoe mode block stone of jettisoninging in foundation ditch 4 to cover bottom foundation ditch 4, thus backfill out block stone layer 6,
As shown in Figure 7.Block stone monolithic weight is not less than 60kg, can not destroy concrete surface anticorrosion during jettisoninging
Coating.Then, use main loop wheel machine to backfill element soil in foundation ditch 4 the most concordant with top, cofferdam 1, re-form work
Industry platform (as shown in Figure 8), and based on job platform, blower fan cushion cap 5 lifts wind power generating set.
After wind power generating set debugging is checked and accepted, removing sandstone charging pipe bag, and recovery tube bag plastic garbage, excavator flattens
And under the effect of tide, reduce seat in the plane beach environment；Finally, beach passage 2 is removed, as shown in Figure 9.
It should be appreciated that for those of ordinary skills, can be improved according to the above description
Or conversion, and all these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (9)
1. the construction method on an intertidal belt wind electric low pile cap basis, it is characterised in that include following step
Rapid:
Step S1, determine on Intertidal zone wind-powered electricity generation low pile cap basis center；
Step S2, around wind-powered electricity generation low pile cap basis construction cofferdam, center (1)；Then to cofferdam (1)
Element soil is filled to concordant with cofferdam (1) top in inside；Again that element soil pressure is real, thus form job platform；
Step S3, job platform is carried out well-points dewatering；Multiple pile tube (3) is laid again below job platform；
Then on job platform, dig out foundation ditch (4), make pile tube (3) expose；Then, pile tube (3) is entered
Row cuts pile crown；And pour out bed course (7) in foundation ditch (4) bottom, then pour air-out on bed course (7)
Machine cushion cap (5).
The construction method on intertidal belt wind electric low pile cap the most according to claim 1 basis, its feature
Being, step S2 includes: around the releasing cofferdam, center (1) on wind-powered electricity generation low pile cap basis on Intertidal zone
All angle points；Then sandstone charging pipe bag all angle points according to cofferdam (1) are used to build cofferdam (1).
The construction method on intertidal belt wind electric low pile cap the most according to claim 1 basis, its feature
Being, step S2 also includes: lay beach passage (2) on Intertidal zone to cofferdam (1) top；Beach
It is coated with passage (2) and includes polylith channel plate, between adjacent two pieces of channel plates, use adapter to connect.
The construction method on intertidal belt wind electric low pile cap the most according to claim 1 basis, its feature
Being, step S3 includes: dig a well in cofferdam (1) on job platform, and by this well by cofferdam (1)
Interior subsoil water is pumped to cofferdam (1) outward, makes cofferdam (1) interior level of ground water be reduced in cofferdam (1)
1m-2m below beach mud face.
The construction method on intertidal belt wind electric low pile cap the most according to claim 1 basis, its feature
Being, described pile tube (3) top is positioned at below the beach mud face in cofferdam (1) 0.8m-1.2m；Pile tube
(3) be divided into rotating around wind-powered electricity generation low pile cap basis center arrange outer ring pile tube, centre circle pile tube and
Inner ring pile tube.
The construction method on intertidal belt wind electric low pile cap the most according to claim 5 basis, its feature
Being, described pile tube (3) is PHC pile tube, and outer ring pile tube and centre circle pile tube are by two pile splicings
Become；When pile extension, described two piles use CO2Gas shielded arc welding welds.
The construction method on intertidal belt wind electric low pile cap the most according to claim 5 basis, its feature
Being, step S3 also includes: after having dug foundation ditch (4), uses C20 coagulation in foundation ditch (4) bottom
Soil pours out bed course (7)；C40 concrete is poured again to pile tube (3) in the chamber of described pile tube (3)
2.9m-3.3m below top.
The construction method on intertidal belt wind electric low pile cap the most according to claim 5 basis, its feature
Being, blower fan cushion cap (5) pours according to the order of outer ring, centre circle and inner ring；Blower fan cushion cap (5)
Pouring of each circle all uses placement layer by layer mode to carry out, wherein, when each circle pours, and upper strata coagulation
Lower-layer concrete is completely covered by soil.
The construction method on intertidal belt wind electric low pile cap the most according to claim 1 basis, its feature
It is, treats that blower fan cushion cap (5) has poured and after maintenance, remove pouring of blower fan cushion cap (5)
Template, the installation of sector-style of going forward side by side machine cushion cap (5) affiliated facility；Successively carry out blower fan cushion cap (5) again
Waterproof coating and anticorrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267729.4A CN105926660B (en) | 2016-04-27 | 2016-04-27 | A kind of construction method on intertidal belt wind electric low pile cap basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267729.4A CN105926660B (en) | 2016-04-27 | 2016-04-27 | A kind of construction method on intertidal belt wind electric low pile cap basis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105926660A true CN105926660A (en) | 2016-09-07 |
| CN105926660B CN105926660B (en) | 2018-05-01 |
Family
ID=56836231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610267729.4A Active CN105926660B (en) | 2016-04-27 | 2016-04-27 | A kind of construction method on intertidal belt wind electric low pile cap basis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105926660B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107217681A (en) * | 2017-06-26 | 2017-09-29 | 中国水电建设集团如东新能源有限公司 | A kind of intertidal zone fan platform construction method |
| CN110273431A (en) * | 2019-07-22 | 2019-09-24 | 重庆众誉材工科技有限公司 | A kind of construction method of the column of the belt conveyer in high landfill area |
| CN114227156A (en) * | 2021-12-10 | 2022-03-25 | 中国水电四局(酒泉)新能源装备有限公司 | Assembly construction method of wind power foundation steel pipe piles |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100645319B1 (en) * | 2005-08-16 | 2006-11-14 | (주) 선암기술연구소 | Pile foundation construction method using temporary cofferdam caisson of improved for weakness ground |
| CN101962956A (en) * | 2009-07-22 | 2011-02-02 | 中交公路规划设计院有限公司 | Bridge prefabricated foundation and bed-burying method thereof |
| CN104790410A (en) * | 2015-05-12 | 2015-07-22 | 河南科技大学 | Foundation pit excavation supporting method suitable for watercourse with shallow water and sludge |
| CN105155421A (en) * | 2015-09-02 | 2015-12-16 | 中铁港航局集团有限公司 | Construction method for single-pile single-stud fully-buried round bearing platform in shallow water of riverway |
-
2016
- 2016-04-27 CN CN201610267729.4A patent/CN105926660B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100645319B1 (en) * | 2005-08-16 | 2006-11-14 | (주) 선암기술연구소 | Pile foundation construction method using temporary cofferdam caisson of improved for weakness ground |
| CN101962956A (en) * | 2009-07-22 | 2011-02-02 | 中交公路规划设计院有限公司 | Bridge prefabricated foundation and bed-burying method thereof |
| CN104790410A (en) * | 2015-05-12 | 2015-07-22 | 河南科技大学 | Foundation pit excavation supporting method suitable for watercourse with shallow water and sludge |
| CN105155421A (en) * | 2015-09-02 | 2015-12-16 | 中铁港航局集团有限公司 | Construction method for single-pile single-stud fully-buried round bearing platform in shallow water of riverway |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107217681A (en) * | 2017-06-26 | 2017-09-29 | 中国水电建设集团如东新能源有限公司 | A kind of intertidal zone fan platform construction method |
| CN110273431A (en) * | 2019-07-22 | 2019-09-24 | 重庆众誉材工科技有限公司 | A kind of construction method of the column of the belt conveyer in high landfill area |
| CN114227156A (en) * | 2021-12-10 | 2022-03-25 | 中国水电四局(酒泉)新能源装备有限公司 | Assembly construction method of wind power foundation steel pipe piles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105926660B (en) | 2018-05-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105133627B (en) | Construction under single wall steel sheet-pile cofferdam flowing water state | |
| CN106759473B (en) | The constructing structure and its construction method of underground pipe gallery and road | |
| CN109487807B (en) | Steel pipe pile cofferdam hole leading and replacement construction method | |
| CN112502777B (en) | Method for treating tunnel inrush roof collapse and door closing | |
| CN209741877U (en) | Cofferdam structure with concrete ring beam water stop additionally arranged at root of steel sheet pile | |
| CN106522242A (en) | Foundation pit supporting system for subsurface structure close to soft ground stratum and construction method of foundation pit supporting system | |
| CN204199335U (en) | A kind of pressure release well reducing PHC tube pile construction soil compaction effect | |
| CN110847224A (en) | Filling slope gravity retaining wall reinforcing structure and construction method thereof | |
| CN109339065A (en) | Method for deep water exposed bedrock close-packed pile supporting construction bearing platform | |
| CN107142926A (en) | The supratectal steel trestle steel-pipe pile antiscour construction method of shallow water riverbed thickness erratic boulder | |
| CN108708284B (en) | A kind of steel trestle construction method for resisting flood discharge bed scour | |
| CN212294747U (en) | Pipe jacking well structure | |
| CN110359476A (en) | A kind of construction method of steel sheet-pile cofferdam inner support and drilled pile steel pile casting installation operation platform | |
| CN108867692A (en) | The protection of city big cross section open trench tunnel Nearby Structure and tunnel foundation pit method for digging | |
| CN113174958A (en) | Construction method for foundation pit of adjacent road under poor ground condition | |
| CN106498957A (en) | Steel sheet pile cofferdam construction platform and integral construction method | |
| CN211421169U (en) | Fill side slope gravity type retaining wall reinforced structure | |
| CN105926660B (en) | A kind of construction method on intertidal belt wind electric low pile cap basis | |
| CN102235007B (en) | Method for supporting deep foundation with upper nail-lower pile combination | |
| CN110565686A (en) | Construction method for penetrating river channel under pipe gallery | |
| CN104894926A (en) | Retaining structure on existing railway high embankment and construction method thereof | |
| CN101768960B (en) | Bored concrete pile construction method of permafrost layer | |
| CN204753262U (en) | A fender structure on high embankment of existing railway | |
| CN113152518A (en) | Water-rich stratum foundation pit pile plate wall inter-pile gravel reverse-filtration seepage-proofing structure and construction method | |
| CN108330963A (en) | A kind of constructing device for inside soil body existing pile foundation pile extension |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |