CN104480934A - Water drilling pile foundation construction system capable of recycling outer steel protecting tube, and construction method of water drilling pile foundation construction system - Google Patents

Water drilling pile foundation construction system capable of recycling outer steel protecting tube, and construction method of water drilling pile foundation construction system Download PDF

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Publication number
CN104480934A
CN104480934A CN201410764582.0A CN201410764582A CN104480934A CN 104480934 A CN104480934 A CN 104480934A CN 201410764582 A CN201410764582 A CN 201410764582A CN 104480934 A CN104480934 A CN 104480934A
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CN
China
Prior art keywords
steel pile
pile casting
outer steel
foundation construction
casting
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.)
Pending
Application number
CN201410764582.0A
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Chinese (zh)
Inventor
吴言坤
尚尔海
宋胜林
薄春莲
姜明友
黄士杰
王传永
寇海军
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China Railway 19th Bureau Group Co Ltd
Original Assignee
China Railway 19th Bureau Group Co Ltd
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 China Railway 19th Bureau Group Co Ltd filed Critical China Railway 19th Bureau Group Co Ltd
Priority to CN201410764582.0A priority Critical patent/CN104480934A/en
Publication of CN104480934A publication Critical patent/CN104480934A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D11/00Methods or apparatus specially adapted for both placing and removing sheet pile bulkheads, piles, or mould-pipes
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00Foundations as substructures
    • E02D27/10Deep foundations
    • E02D27/12Pile foundations
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/34Concrete or concrete-like piles cast in position ; Apparatus for making same
    • E02D5/38Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
    • E02D5/385Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/66Mould-pipes or other moulds
    • E02D5/665Mould-pipes or other moulds for making piles
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00Production methods
    • E02D2250/0007Production methods using a mold
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00Production methods
    • E02D2250/0023Cast, i.e. in situ or in a mold or other formwork
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00Production methods
    • E02D2250/0061Production methods for working underwater
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00Production methods
    • E02D2250/0061Production methods for working underwater
    • E02D2250/0076Drilling
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0004Synthetics
    • E02D2300/0018Cement used as binder
    • E02D2300/002Concrete
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0026Metals
    • E02D2300/0029Steel; Iron

Abstract

The invention relates to the technical field of deep-water drilling piles, and particularly discloses a water drilling pile foundation construction system capable of recycling an outer steel protecting tube. The water drilling pile foundation construction system comprises a drilling platform, a vibrating hammer, an outer steel protecting tube, an inner steel protecting tube and a reinforcing cage, wherein the vibrating hammer is arranged on the drilling platform; the outer steel protecting tube is arranged between a stable geological layer and the drilling platform; the inner steel protecting tube is arranged in the outer steel protecting tube; the reinforcing cage is arranged in the inner steel protecting tube; concrete cushion blocks are arranged between the inner steel protecting tube and the reinforcing cage; penetrated U-shaped reinforcing concrete cushion blocks are arranged between the inner steel protecting tube and the outer steel protecting tube; the lower part of the inner steel protecting tube is provided with a straw layer. According to the water drilling pile foundation construction system capable of recycling the outer steel protecting tube, the technical problem that the existing water drilling pile steel protecting tube cannot be recycled is solved.

Description

Bored Pile Foundation construction system and construction method thereof in the water of recyclable outer steel pile casting
Technical field
The present invention relates to profundal zone drilled pile technical field, particularly relate to Bored Pile Foundation construction system and construction method thereof in a kind of water of recyclable outer steel pile casting when implementing drilled pile in water in inland river or lake.
Background technology
Steel pile casting plays vital role in Bored Pile Foundation construction overall process in water, decides the quality of pile foundation pile quality.Generally, the pile foundation steel pile casting of water jackshaft has to pass through the mud covering layer of sea (river) bed, is driven in stable geological formations, and guarantees creeping in engineering, does not occur the phenomenon of oozing, leaking mud or anti-perforation.According to common process, the steel pile casting of pile foundation in water plinth is disposable input, and after drilled pile pile, steel pile casting will not be removed, and directly stays in basis, and due to the large usage quantity of steel pile casting, this just causes the increase of drilled pile construction cost and the waste of material.
Summary of the invention
(1) technical problem that will solve
The object of this invention is to provide Bored Pile Foundation construction system and construction method thereof in a kind of water of recyclable outer steel pile casting, to solve the unrenewable technical problem of drilled pile steel pile casting in existing water.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides Bored Pile Foundation construction system in a kind of water of recyclable outer steel pile casting, comprising: drilling platform, the vibrating hammer be located on described drilling platform, the reinforcing cage being located at outer steel pile casting between stable geological stratification and described drilling platform, being located at the interior steel pile casting in described outer steel pile casting and being located in described interior steel pile casting; Be provided with concrete pad between described interior steel pile casting and described reinforcing cage, be provided with between described interior steel pile casting and described outer steel pile casting and wear U-shaped steel concrete cushion block, the bottom of described interior steel pile casting is provided with straw layer.
Preferably, clay is provided with in described straw layer.
Preferably, described straw layer is fixed on the bottom of interior steel pile casting by iron wire.
Preferably, the internal diameter of described interior steel pile casting 8cm ~ 12cm larger than the stake footpath of design stake.
Preferably, the thickness of described interior steel pile casting is 8mm ~ 12mm.
Preferably, the external diameter of described straw layer is equal with the internal diameter of described outer steel pile casting.
Preferably, the thickness of described straw layer is 8cm ~ 12cm.
Present invention also offers Bored Pile Foundation foundation construction in a kind of water of recyclable outer steel pile casting, draw together following steps:
S1. vibrating hammer is set on drilling platform;
S2. using the outer steel pile casting of vibrating hammer sinking, making the end mouth injection of outer steel pile casting to stablizing in geological stratification;
S3. reinforcing cage is put in interior steel pile casting, undertaken being connected with spacing by concrete pad between reinforcing cage with interior steel pile casting, the lateral wall of the bottom of interior steel pile casting swathes straw layer, with iron wire, straw layer is fixed on the lateral wall of the bottom of interior steel pile casting, the lateral wall of interior steel pile casting is arranged and wears U-shaped steel concrete cushion block;
S4. drill bit is put in outer steel pile casting and holes, after pore-forming by interior steel pile casting mounted in step S3 and reinforcing cage wherein together sinking in the pore-forming in outer steel pile casting;
S5. clay is backfilled in the gap outside between steel pile casting and interior steel pile casting;
S6. concrete perfusion in pore-forming, when after 25min ~ 35min after filling concrete completes, also upwards extracts outer steel pile casting with vibrating hammer vibration, makes outer steel pile casting raise 2m ~ 3m;
S7. when after the concrete initial set poured in pore-forming, also upwards outer steel pile casting is extracted completely with vibrating hammer vibration.
(3) beneficial effect
In the water of recyclable outer steel pile casting of the present invention, Bored Pile Foundation construction system and construction method thereof have employed clad steel casing, by the follow-up of interior steel pile casting and boring mud retaining wall and mud off with the use of, after achieving pile, outer steel pile casting extracts recovery, reduce the construction cost of drilled pile, achieve the recycling of casing.
Accompanying drawing explanation
Fig. 1 is the structural representation of Bored Pile Foundation construction system in the water of the recyclable outer steel pile casting of the embodiment of the present invention;
Fig. 2 is outer steel pile casting, the structural representation of matching relationship between interior steel pile casting and reinforcing cage of Bored Pile Foundation construction system in the water of the recyclable outer steel pile casting of the embodiment of the present invention.
In figure, 1: drilling platform; 2: vibrating hammer; 3: stablize geological stratification; 4: outer steel pile casting; 5: interior steel pile casting; 6: reinforcing cage; 7: concrete pad; 8: wear U-shaped steel concrete cushion block; 9: straw layer; 10: iron wire; 11: pore-forming.
Detailed description of the invention
Below in conjunction with drawings and Examples, embodiments of the present invention are described in further detail.Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.
As shown in Figure 1, 2, in the water of the recyclable outer steel pile casting of the present embodiment, Bored Pile Foundation construction system comprises: drilling platform 1, the vibrating hammer 2 be located on drilling platform 1, the reinforcing cage 6 being located at outer steel pile casting 4 between stable geological stratification 3 and drilling platform 1, being located at the interior steel pile casting 5 in outer steel pile casting 4 and being located in interior steel pile casting 5; Be provided with concrete pad 7 between interior steel pile casting 5 and reinforcing cage 6, be provided with between interior steel pile casting 5 and outer steel pile casting 4 and wear U-shaped steel concrete cushion block 8, the bottom of interior steel pile casting 5 is provided with straw layer 9.
In the present embodiment, clay is provided with in straw layer 9, straw layer 9 is fixed on the bottom of interior steel pile casting 5 by iron wire 10, internal diameter 8cm ~ the 12cm larger than the stake footpath of design stake of interior steel pile casting 5, the thickness of interior steel pile casting 5 is 8mm ~ 12mm, the external diameter of straw layer 9 is equal with the internal diameter of outer steel pile casting 4, and the thickness of straw layer 9 is 8cm ~ 12cm.
Present invention also offers Bored Pile Foundation foundation construction in the water of the recyclable outer steel pile casting of Bored Pile Foundation construction system in the water applying above-mentioned recyclable outer steel pile casting, said method comprising the steps of:
S1. on drilling platform 1, arrange vibrating hammer 2, vibrating hammer 2 is connected with outer steel pile casting 4, interior steel pile casting 5 and drill bit etc. by corresponding rope, and the interior steel pile casting 5 of the present embodiment and the sinking of outer steel pile casting 4 adopt vibrating hammer 2 common process; The internal diameter of interior steel pile casting 5 is than large 10 centimetres of the stake footpath designing stake, and the wall thickness of interior steel pile casting 5 is 10 millimeters.
S2. using the outer steel pile casting 4 of vibrating hammer 2 sinking, making the end mouth injection of outer steel pile casting 4 to stablizing in geological stratification 3;
S3. reinforcing cage 6 is put in interior steel pile casting 5, undertaken being connected with spacing by concrete pad 7 between reinforcing cage 6 with interior steel pile casting 5, the lateral wall of the bottom of interior steel pile casting 5 swathes straw layer 9, with iron wire 10, straw layer 9 is fixed on the lateral wall of the bottom of interior steel pile casting 5, the lateral wall of interior steel pile casting 5 is arranged and wears U-shaped steel concrete cushion block 8; The external diameter of straw layer 9 is equal with the internal diameter protecting steel cylinder 4 outward, and the thickness of straw layer 9 is 10 centimetres.
Concrete, interior steel pile casting 5 adheres to processing on the reinforcing cage 6 of most epimerite, form an entirety with it, in place along with transferring of reinforcing cage 6, interior steel pile casting 5 is processed into entirety with reinforcing cage 6, first, steel pile casting 5 and reinforcing cage 6 in making respectively, after completing, reinforcing cage 6 is put into steel pile casting 5, adopting reinforcing bar to wear concrete pad 7 between reinforcing cage 6 with interior steel pile casting 5 carries out being connected with spacing, the lateral surface of interior steel pile casting 5 bottom swathes straw layer 9, the thickness of straw layer 9 about 10 centimetres, fix with iron wire 10 and interior steel pile casting 5 hoop outside straw layer 9, U-shaped steel concrete cushion block 8 is worn in interior steel pile casting 5 arranged outside, gap in ensureing between steel pile casting 5 and outer steel pile casting 4.
S4. drill bit is put in outer steel pile casting 4 and holes, after pore-forming by interior steel pile casting 5 mounted in step S3 and reinforcing cage wherein 6 together sinking in the pore-forming 11 in outer steel pile casting 4.
S5. clay is backfilled in the gap outside between steel pile casting 4 and interior steel pile casting 5.
Concrete, the reinforcing cage 6 of steel pile casting 5 in band is transferred after having holed, reinforcing cage 6 and interior steel pile casting 5 are transferred simultaneously and are put in place, inside throwing clay between steel pile casting 5 and outer steel pile casting 4 again, clay and the straw of meeting water soaking and expanding form sealing ring, and when preventing from pouring into, concrete enters between interior steel pile casting 5 and outer steel pile casting 4.
S6. concrete perfusion in pore-forming 11, when after 25min ~ 35min after filling concrete completes, is preferably 30 minutes in the present embodiment, vibrates and upwards extract outer steel pile casting 4, make outer steel pile casting 4 raise 2m ~ 3m with vibrating hammer 2.
Concrete, after filling concrete completes, after about 30 minutes, namely, before concrete initial set, adopt the outer steel pile casting 4 of vibrating hammer 2 rise in vibration to raise about 2 meters ~ 3 meters, after preventing outer steel pile casting 4 and initial set, between concrete, extract difficulty because frictional force is excessive, the outer steel pile casting 4 of rise in vibration can ensure that outer steel pile casting 4 is extracted smoothly, not affecting pile quality because transfering to outer steel pile casting 4 too early again, then, treating that concrete initial set after vibration extracts all outer steel pile casting 4.
S7., after the concrete initial set of perfusion in pore-forming 11, vibrate with vibrating hammer 2 and upwards extract outer steel pile casting 4 completely.
In the water of recyclable outer steel pile casting of the present invention, Bored Pile Foundation construction system and construction method thereof have employed clad steel casing, by the follow-up of interior steel pile casting and boring mud retaining wall and mud off with the use of, after achieving pile, outer steel pile casting extracts recovery, reduce the construction cost of drilled pile, achieve the recycling of casing.In addition, the present invention is not suitable in the more anxious waters construction of current.
Embodiments of the invention provide in order to example with for the purpose of describing, and are not exhaustively or limit the invention to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.

Claims (8)

1. Bored Pile Foundation construction system in the water of a recyclable outer steel pile casting, it is characterized in that, comprising: drilling platform, the vibrating hammer be located on described drilling platform, the reinforcing cage being located at outer steel pile casting between stable geological stratification and described drilling platform, being located at the interior steel pile casting in described outer steel pile casting and being located in described interior steel pile casting; Be provided with concrete pad between described interior steel pile casting and described reinforcing cage, be provided with between described interior steel pile casting and described outer steel pile casting and wear U-shaped steel concrete cushion block, the bottom of described interior steel pile casting is provided with straw layer.
2. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 1, is characterized in that, be provided with clay in described straw layer.
3. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 2, it is characterized in that, described straw layer is fixed on the bottom of interior steel pile casting by iron wire.
4. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 1, is characterized in that, the internal diameter 8cm ~ 12cm larger than the stake footpath of design stake of described interior steel pile casting.
5. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 4, it is characterized in that, the thickness of described interior steel pile casting is 8mm ~ 12mm.
6. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 5, it is characterized in that, the external diameter of described straw layer is equal with the internal diameter of described outer steel pile casting.
7. Bored Pile Foundation construction system in the water of recyclable outer steel pile casting according to claim 6, it is characterized in that, the thickness of described straw layer is 8cm ~ 12cm.
8. a Bored Pile Foundation foundation construction in the water of recyclable outer steel pile casting, is characterized in that, comprise the following steps:
S1. vibrating hammer is set on drilling platform;
S2. using the outer steel pile casting of vibrating hammer sinking, making the end mouth injection of outer steel pile casting to stablizing in geological stratification;
S3. reinforcing cage is put in interior steel pile casting, undertaken being connected with spacing by concrete pad between reinforcing cage with interior steel pile casting, the lateral wall of the bottom of interior steel pile casting swathes straw layer, with iron wire, straw layer is fixed on the lateral wall of the bottom of interior steel pile casting, the lateral wall of interior steel pile casting is arranged and wears U-shaped steel concrete cushion block;
S4. drill bit is put in outer steel pile casting and holes, after pore-forming by interior steel pile casting mounted in step S3 and reinforcing cage wherein together sinking in the pore-forming in outer steel pile casting;
S5. clay is backfilled in the gap outside between steel pile casting and interior steel pile casting;
S6. concrete perfusion in pore-forming, when after 25min ~ 35min after filling concrete completes, also upwards extracts outer steel pile casting with vibrating hammer vibration, makes outer steel pile casting raise 2m ~ 3m;
S7. when after the concrete initial set poured in pore-forming, also upwards outer steel pile casting is extracted completely with vibrating hammer vibration.
CN201410764582.0A 2014-12-12 2014-12-12 Water drilling pile foundation construction system capable of recycling outer steel protecting tube, and construction method of water drilling pile foundation construction system Pending CN104480934A (en)

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Application Number Priority Date Filing Date Title
CN201410764582.0A CN104480934A (en) 2014-12-12 2014-12-12 Water drilling pile foundation construction system capable of recycling outer steel protecting tube, and construction method of water drilling pile foundation construction system

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464122A (en) * 2015-11-18 2016-04-06 中铁大桥勘测设计院集团有限公司 Construction method for major-diameter hollow pile sinking foundation
CN106958242A (en) * 2017-04-01 2017-07-18 浙江龙翔建设有限公司 Steel pile casting is installed and method for dismounting
CN107130591A (en) * 2016-02-26 2017-09-05 中国二十冶集团有限公司 Deep basal pit soft soil foundation steel pile casting manual digging pile construction method
CN109024651A (en) * 2018-07-24 2018-12-18 山西省交通科学研究院 A kind of concrete filled steel tube mixing pile foundation and construction method
CN110485414A (en) * 2019-08-26 2019-11-22 中建五局第三建设有限公司 A kind of double casing rotary digging stake techniques in drift sand stratum
CN111926808A (en) * 2020-07-31 2020-11-13 中国建筑土木建设有限公司 Detachable casing structure of deepwater pile foundation and construction method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070231079A1 (en) * 2006-03-28 2007-10-04 Robin Gambill Telescoping piling apparatus and method
CN101644050A (en) * 2009-09-01 2010-02-10 中交第二航务工程局有限公司 Combined steel casing and construction method of waterborne drilled pile based on same
KR20130083701A (en) * 2012-01-13 2013-07-23 노지연 Apparatus for hole drilling using prd(percussion rotary drill) method
CN203174595U (en) * 2013-03-28 2013-09-04 顾亮 Recyclable steel casing
CN103967032A (en) * 2014-04-16 2014-08-06 青岛理工大学 Double-protective-cylinder cast-in-situ bored pile used for highly-corrosive salty soil and construction method of double-protective-cylinder cast-in-situ bored pile
CN204326068U (en) * 2014-12-12 2015-05-13 中铁十九局集团有限公司 Bored Pile Foundation construction system in the water of recyclable outer steel pile casting

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070231079A1 (en) * 2006-03-28 2007-10-04 Robin Gambill Telescoping piling apparatus and method
CN101644050A (en) * 2009-09-01 2010-02-10 中交第二航务工程局有限公司 Combined steel casing and construction method of waterborne drilled pile based on same
KR20130083701A (en) * 2012-01-13 2013-07-23 노지연 Apparatus for hole drilling using prd(percussion rotary drill) method
CN203174595U (en) * 2013-03-28 2013-09-04 顾亮 Recyclable steel casing
CN103967032A (en) * 2014-04-16 2014-08-06 青岛理工大学 Double-protective-cylinder cast-in-situ bored pile used for highly-corrosive salty soil and construction method of double-protective-cylinder cast-in-situ bored pile
CN204326068U (en) * 2014-12-12 2015-05-13 中铁十九局集团有限公司 Bored Pile Foundation construction system in the water of recyclable outer steel pile casting

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张华: "大连星海湾跨海大桥深水区钻孔桩钢护筒施工技术", 《石家庄铁道大学学报(自然科学版)》 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464122A (en) * 2015-11-18 2016-04-06 中铁大桥勘测设计院集团有限公司 Construction method for major-diameter hollow pile sinking foundation
CN107130591A (en) * 2016-02-26 2017-09-05 中国二十冶集团有限公司 Deep basal pit soft soil foundation steel pile casting manual digging pile construction method
CN107130591B (en) * 2016-02-26 2019-07-30 中国二十冶集团有限公司 Deep basal pit soft soil foundation steel pile casting manual digging pile construction method
CN106958242A (en) * 2017-04-01 2017-07-18 浙江龙翔建设有限公司 Steel pile casting is installed and method for dismounting
CN109024651A (en) * 2018-07-24 2018-12-18 山西省交通科学研究院 A kind of concrete filled steel tube mixing pile foundation and construction method
CN109024651B (en) * 2018-07-24 2020-06-19 山西省交通科学研究院 Steel pipe concrete mixed pile foundation and construction method
CN110485414A (en) * 2019-08-26 2019-11-22 中建五局第三建设有限公司 A kind of double casing rotary digging stake techniques in drift sand stratum
CN111926808A (en) * 2020-07-31 2020-11-13 中国建筑土木建设有限公司 Detachable casing structure of deepwater pile foundation and construction method thereof

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Application publication date: 20150401