CN110158582A - A method of trestle steel pipe pile is set on intectate riverbed - Google Patents
A method of trestle steel pipe pile is set on intectate riverbed Download PDFInfo
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- CN110158582A CN110158582A CN201910515024.3A CN201910515024A CN110158582A CN 110158582 A CN110158582 A CN 110158582A CN 201910515024 A CN201910515024 A CN 201910515024A CN 110158582 A CN110158582 A CN 110158582A
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- steel
- steel pipe
- leading truck
- trestle
- riverbed
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/06—Placing concrete under water
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- 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
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- 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
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to a kind of on intectate riverbed is arranged the method for trestle steel pipe pile, characterized in that the following steps are included: the first step, floating drilling platform positioning；Second step installs steel pile casting leading truck；Third step installs steel pile casting；4th step, impact holing；5th step, boring mud in cleaning hole；6th step, pouring underwater concrete；7th step, inserting piling spiral steel pipe simultaneously anchor.The steel-pipe pile anchoring effect that the present invention is arranged is reliable, and rigidity and stability are high, can effectively keep out the impact of a large amount of floating materials in high water level, high flow rate river water and river water.
Description
Technical field
The present invention relates to trestle constructions, and in particular to a method of trestle steel pipe pile is set on intectate riverbed.
Background technique
In span bridge construction, the general main pier in korneforos is more, erection construction steel trestle at bridge location need to be being created, in state
The interior usual Riverbed in larger river is thicker, and trestle steel pipe is set stake and often anchored in the form of friction pile, and vibration is mainly passed through
The method of dynamic hammer knocking sinking steel-pipe pile carries out trestle construction.However, the riverbed intectate in some trestle regions, riverbed are naked
Dew, and basement rock, based on sandstone, basalt, trestle steel pipe pile construction directly can not thump sinking mode by vibration hammer and be applied
Work, the anchoring of trestle spiral steel pipe become construction Difficulties.Therefore it needs to develop one kind and trestle steel pipe is set on intectate riverbed
The method for setting stake solves the problems, such as that trestle spiral steel pipe anchors.
" a kind of trestle pile foundation and its anchoring process for deep water drift net riverbed " disclosed in CN 106758759A,
In, trestle pile foundation includes the first steel-pipe pile, the second steel-pipe pile, fine sand layer and steel plate, the first end of the first steel-pipe pile and naked rock river
The connection of bed surface, the second steel-pipe pile are located in the first steel-pipe pile, and the anchoring on the first end of the second steel-pipe pile and naked rock river bed
Hole anchor connection, the second end of the second steel-pipe pile is concordant with the second end of the first steel-pipe pile, is provided with coagulation in the second steel-pipe pile
Soil layer, fine sand layer be arranged between the first steel-pipe pile and the second steel-pipe pile, steel plate respectively with the second end of the first steel-pipe pile, second
The second end of steel-pipe pile is welded.Further relate to the anchoring process of the trestle pile foundation.The trestle pile foundation is simple with structure, resistance to plucking is good
And the advantages of can be improved working security, and the anchoring process of the trestle pile foundation have can shorten the construction period, reduce apply
The advantages of work cost and raising working security.
CN 102966111A is related to a kind of " steel-pipe pile anchoring construction in deep water torrent intectate steep bare rock
Method ".The program includes at least following steps: location parameter of the measurement steel-pipe pile on steep bare rock face at installation position in advance,
Steel-pipe pile base opening is cut into according to measurement data the shape to match with steep bare rock face on the coast；By the steel-pipe pile after cutting
Installation position is fallen to, in its periphery setting underwater cofferdam, and pours underwater concrete layer in steel-pipe pile；Later along steel-pipe pile
Mandrel protrudes into the basement rock of steep bare rock to drilling anchor hole, anchor hole, and anchor pole and slip casting anchoring are finally installed in anchor hole.Its advantage
It is to be combined by using undersea detection technology and precut steel-pipe pile base opening on the coast, reduces deep diving workload and construction wind
Danger；Simultaneously by between steel-pipe pile and steep bare rock face use the embedding rock anchor pole technology of slip casting so that steel-pipe pile be securely anchored in it is precipitous
Naked scar, and reduce construction period and cost.
CN 202124824U is disclosed " a kind of floating drilling platform for bridge construction ", including floating support platform, right
Multiple temporary fastening devices that floating support platform is fixed temporarily and the Lift-on/Lift-off System being laid on floating support platform；It is floating
Formula support platform includes horizontal floating body, the horizontally-supported frame being fixedly mounted on horizontal floating body and mats formation in horizontally-supported frame
On horizontal steel plate, horizontal floating body is assemblied to form by multiple buoyancy tanks；It is provided on horizontal steel plate under drilled pile construction steel pile casting
It is corresponded on the decentralization through-hole put, horizontally-supported frame and horizontal floating body there are the decentralization channel for steel pile casting decentralization, it is described
Decentralization channel is laid in immediately below decentralization through-hole.It can effectively solve existing floating platform it is existing by geographical conditions limit greatly,
Bored Pile Foundation can not injection, drilled pile construction when steel pile casting can not position the practical problems such as inserting piling.
Unquestionably, the above-mentioned prior art is all a kind of good try of technical field.
Summary of the invention
The object of the present invention is to provide a kind of on intectate riverbed is arranged the method for trestle steel pipe pile, steel pipe piled anchor
Gu effect is reliable, rigidity and stability are high, can effectively keep out a large amount of floating materials in high water level, high flow rate river water and river water
Impact.
It is of the present invention it is a kind of on intectate riverbed be arranged trestle steel pipe pile method, characterized in that including with
Lower step:
The first step, floating drilling platform positioning；
Floating drilling platform passes through tractor tug tethered sliding to construction location and fixation of casting anchor；
Second step installs steel pile casting leading truck；
About two layers leading truck for corresponding to square frame is set on floating drilling platform, and the leading truck on upper layer is fixedly connected on
The top of floating drilling platform, the leading truck of lower layer are fixed on the lower part of floating drilling platform and are located on the river water surface；?
The vertical guiding I-steel of downstream side setting of the leading truck of the leading truck and lower layer on upper layer, the water surface or less 5m is goed deep into lower end；
Third step installs steel pile casting；
Leading truck is first moved to designated position through surveying setting-out, restarts and is located on the bank or the crawler crane in trestle section slings steel
Casing simultaneously passes through the leading truck decentralization of the upper and lower in place；Restart crawler crane and slings vibration hammer inserting piling steel pile casting, it can
Preferably contacted with the scar in exposed bedrock riverbed；
4th step, impact holing；
After the completion of steel pile casting decentralization positioning, first start the percussive drill impact holing being located on floating drilling platform；Percussive drill
Using jump bit identical with spiral steel pipe diameter, impact holing reaches the aperture after projected depth and the diameter phase of spiral steel pipe
Together；
5th step, boring mud in cleaning hole；Boring mud is using the air compressor conveying foot being located on the bank or in trestle section in cleaning hole
Enough air quantity enter ooze sucker, spray into ooze sucker pipe, form conical high-speed flow, from ooze sucker outlet drain, make to inhale mud
Negative pressure is caused in device lower part, generates suction, and boring mud discharge will be generated during impact holing；
6th step, pouring underwater concrete；
First tremie is transferred in percussive drill impact holing, connects hopper in the upper end of tremie, then use
Crawler crane cooperates hopper pouring underwater concrete into hole；
7th step, inserting piling spiral steel pipe simultaneously anchor；
It will be anchored in spiral steel pipe inserting piling to the hole for poured underwater concrete using crawler crane cooperation vibration hammer；Spiral steel pipe
Anchoring socket length is 3.0m.
Further, leading truck described in second step is assembled into box using I-steel welding according to steel pile casting diameter,
And the inner frame side long of box is equal with the diameter of steel pile casting.
Further, retarder is added in the underwater concrete described in the 6th step.
Further, on the face that the spiral steel pipe is contacted with underwater concrete, one of steel is welded according to the spacing of 30cm
Muscle hoop.
Beneficial effects of the present invention:
The trestle steel pipe pile anchoring effect being arranged on intectate riverbed is good, and rigidity and stability are high, can effectively keep out
The impact of a large amount of floating materials in high water level, high flow rate river water and river water.
Detailed description of the invention
Fig. 1 is the present invention in the schematic diagram for carrying out impact holing construction；
Fig. 2 is the present invention schematic diagram that boring mud is constructed in cleaning hole；
Fig. 3 is schematic diagram of the present invention in pouring underwater concrete construction；
Fig. 4 is schematic diagram of the present invention in the construction of inserting piling spiral steel pipe.
In figure: 1-floating drilling platform, 2-percussive drills, 3-steel pile castings, 4-jump bits, 5-leading trucks, 6-is perpendicular
To guiding I-steel, 7-ooze suckers, 8-vibration hammers, 9-crawler cranes, 10-air compressors, 11-spiral steel pipes, 12-material
Bucket, 13-trestle sections, 20-exposed bedrock riverbeds.
Specific embodiment
The invention will be further described with reference to the accompanying drawing.
Referring to Fig. 1, Fig. 2, Fig. 3 and it is shown in Fig. 4 it is a kind of on intectate riverbed be arranged trestle steel pipe pile method,
It is characterized in, comprising the following steps:
The first step, floating drilling platform positioning；
Floating drilling platform 1 passes through tractor tug tethered sliding to construction location and fixation of casting anchor；The floating drilling platform is existing
There is technology, as disclosed in CN 202124824U " a kind of floating drilling platform for bridge construction ".
Second step installs steel pile casting leading truck；
About two layers leading truck 5 for corresponding to square frame is set on floating drilling platform 1, and the leading truck 5 on upper layer is fixed to be connected
It connects at the top of floating drilling platform 1, the leading truck 5 of lower layer is fixed on the lower part of floating drilling platform 1 and is located at the river water surface
On；In the vertical guiding I-steel 6 of downstream side setting of the leading truck 5 of the leading truck 5 and lower layer on upper layer, the water surface is goed deep into lower end
Following 5m；To prevent steel pile casting under fluviation toward displaced downstream.
Third step installs steel pile casting；
Leading truck 5 is first moved to designated position through surveying setting-out, restarts the crawler crane 9 being located on the bank or in trestle section 13 and hangs
It plays steel pile casting 3 and passes through the decentralization of leading truck 5 of the upper and lower in place；Restart crawler crane 9 and slings 8 inserting piling steel pile casting of vibration hammer
3, it can preferably be contacted with the scar in exposed bedrock riverbed 20；
4th step, impact holing；
After the completion of the decentralization positioning of steel pile casting 3, first start 2 impact holing of percussive drill being located on floating drilling platform 1；Impact drill
Machine 2 uses jump bit 4 identical with 11 diameter of spiral steel pipe, and impact holing reaches the aperture after projected depth and spiral steel pipe 11
Diameter it is identical；
5th step, boring mud in cleaning hole；Since percussive drill impact holing is recycled without mud, brill is generated during impact holing
Slag can not be discharged in time；Boring mud conveys enough air quantity using the air compressor 10 being located on the bank or in trestle section 13 in cleaning hole
It into ooze sucker 7, is sprayed into 7 pipe of ooze sucker, forming conical high-speed flow from 7 outlet drain of ooze sucker makes ooze sucker 7
Negative pressure is caused in lower part, generates suction, and boring mud discharge will be generated during impact holing；
6th step, pouring underwater concrete；
First tremie is transferred in 2 impact holing of percussive drill, connects hopper 12 in the upper end of tremie, then adopt
Cooperate the pouring underwater concrete into hole of hopper 12 with crawler crane 9；
7th step, inserting piling spiral steel pipe simultaneously anchor；
Cooperate vibration hammer 8 that will anchor in 11 inserting piling to the hole for poured underwater concrete of spiral steel pipe using crawler crane 9；Spiral
It is 3.0m that steel pipe 11, which anchors socket length,.It is calculated according to combinations such as dead load, vehicular load, flowing water pressure and wind loads,
It is 2.1m that spiral steel pipe, which anchors socket length, and construction considers 1.4 times of safety coefficients, therefore anchors socket length and be adjusted to 3.0m.
Leading truck 5 described in second step is assembled into box, and box using I-steel welding according to 3 diameter of steel pile casting
Inner frame side long it is equal with the diameter of steel pile casting 3.
Suitable retarder is added in the underwater concrete described in the 6th step.When initial set to slow down underwater concrete
Between, guarantee that underwater concrete does not solidify in inserting piling spiral steel pipe, makes it effectively to improve anchoring with spiral steel pipe face contact
Effect.
On the face that the spiral steel pipe 11 is contacted with underwater concrete, one of stirrup is welded according to the spacing of 30cm,
To enhance anchoring ability.
Claims (4)
1. a kind of method that trestle steel pipe pile is arranged on intectate riverbed, characterized in that the following steps are included:
The first step, floating drilling platform positioning；
Floating drilling platform (1) passes through tractor tug tethered sliding to construction location and fixation of casting anchor；
Second step installs steel pile casting leading truck；
About two layers leading truck (5) for corresponding to square frame, the leading truck (5) on upper layer are set on floating drilling platform (1)
It is fixedly connected on the top of floating drilling platform (1), the leading truck (5) of lower layer is fixed on the lower part of floating drilling platform (1) simultaneously
On the river water surface；In the vertical guiding I-steel of downstream side setting of the leading truck (5) of the leading truck (5) and lower layer on upper layer
(6), the water surface or less 5m is goed deep into lower end；
Third step installs steel pile casting；
Leading truck (5) is first moved to designated position through surveying setting-out, restarts and is located on the bank or the crawler belt in trestle section (13)
(9) are hung to sling steel pile casting (3) and pass through leading truck (5) decentralization of the upper and lower in place；Restart crawler crane (9) and slings vibration
It hammers into shape (8) inserting piling steel pile casting (3), can preferably be contacted with the scar of exposed bedrock riverbed (20)；
4th step, impact holing；
After the completion of steel pile casting (3) decentralization positioning, first start percussive drill (2) impact holing being located on floating drilling platform (1)；
Percussive drill (2) uses jump bit (4) identical with spiral steel pipe (11) diameter, and impact holing reaches the aperture after projected depth
It is identical as the diameter of spiral steel pipe (11)；
5th step, boring mud in cleaning hole；Boring mud is using being located on the bank or the air compressor in trestle section (13) in cleaning hole
(10) enough air quantity are conveyed and enters ooze sucker (7), managed interior injection to ooze sucker (7), conical high-speed flow is formed, from ooze sucker
(7) outlet drain makes ooze sucker (7) lower part cause negative pressure, generates suction, and boring mud discharge will be generated during impact holing；
6th step, pouring underwater concrete；
First tremie is transferred in percussive drill (2) impact holing, connects hopper (12) in the upper end of tremie,
Cooperate hopper (12) pouring underwater concrete into hole using crawler crane (9) again；
7th step, inserting piling spiral steel pipe simultaneously anchor；
Cooperate vibration hammer (8) by anchor in spiral steel pipe (11) inserting piling to the hole for poured underwater concrete using crawler crane (9)
Gu；It is 3.0m that spiral steel pipe (11), which anchors socket length,.
2. the method according to claim 1 that trestle steel pipe pile is arranged on intectate riverbed, it is characterized in that: second step
The leading truck (5) is assembled into box, and the inner frame side long of box using I-steel welding according to steel pile casting (3) diameter
It is equal with the diameter of steel pile casting (3).
3. the method according to claim 1 or 2 that trestle steel pipe pile is set on intectate riverbed, it is characterized in that:
Suitable retarder is added in underwater concrete described in 6th step.
4. the method according to claim 1 or 2 that trestle steel pipe pile is set on intectate riverbed, it is characterized in that:
On the face that the spiral steel pipe (11) contacts with underwater concrete, one of stirrup is welded according to the spacing of 30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515024.3A CN110158582A (en) | 2019-06-14 | 2019-06-14 | A method of trestle steel pipe pile is set on intectate riverbed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515024.3A CN110158582A (en) | 2019-06-14 | 2019-06-14 | A method of trestle steel pipe pile is set on intectate riverbed |
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| CN110158582A true CN110158582A (en) | 2019-08-23 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924307A (en) * | 2019-11-28 | 2020-03-27 | 中铁广州工程局集团桥梁工程有限公司 | Trestle construction method for bare rock geology |
| CN110952540A (en) * | 2019-11-26 | 2020-04-03 | 浙江大学城市学院 | Underwater cast-in-situ bored pile steel casing installation device and method |
| CN111851302A (en) * | 2020-07-22 | 2020-10-30 | 重庆交通建设(集团)有限责任公司 | Rapid construction method of steel trestle |
| CN112538852A (en) * | 2020-11-30 | 2021-03-23 | 湖北工建基础设施建设有限公司 | Construction method of deepwater bored pile for thin covering layer |
| CN113202118A (en) * | 2021-05-14 | 2021-08-03 | 山东中铁路桥工程有限公司 | Double-wall steel cofferdam anchoring facility under torrent bare rock condition and preparation method |
| CN113502760A (en) * | 2021-07-13 | 2021-10-15 | 华南理工大学 | Be applied to support mound that T constructs bridge and demolishs |
| CN114370234A (en) * | 2021-12-17 | 2022-04-19 | 中铁九桥工程有限公司 | Bare rock riverbed steel pipe pile construction equipment and construction method |
| CN115450130A (en) * | 2022-10-12 | 2022-12-09 | 长沙市公路桥梁建设有限责任公司 | Construction method for anchoring steel trestle steel pipe pile on thin-covering riverbed |
| CN115652792A (en) * | 2022-10-28 | 2023-01-31 | 中铁四局集团第二工程有限公司 | Construction method of steel trestle bench method |
| CN115961626A (en) * | 2022-12-08 | 2023-04-14 | 保利长大工程有限公司 | Underwater pile foundation casing anchoring method |
| CN116676964A (en) * | 2023-07-27 | 2023-09-01 | 中国建筑第六工程局有限公司 | Bare rock pile foundation construction method under tidal action |
| WO2023207250A1 (en) * | 2022-04-28 | 2023-11-02 | 中铁十五局集团有限公司 | Construction method for rapidly driving trestle steel pipe pile into sloped bare rock |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952540A (en) * | 2019-11-26 | 2020-04-03 | 浙江大学城市学院 | Underwater cast-in-situ bored pile steel casing installation device and method |
| CN110924307A (en) * | 2019-11-28 | 2020-03-27 | 中铁广州工程局集团桥梁工程有限公司 | Trestle construction method for bare rock geology |
| CN111851302A (en) * | 2020-07-22 | 2020-10-30 | 重庆交通建设(集团)有限责任公司 | Rapid construction method of steel trestle |
| CN112538852A (en) * | 2020-11-30 | 2021-03-23 | 湖北工建基础设施建设有限公司 | Construction method of deepwater bored pile for thin covering layer |
| CN113202118A (en) * | 2021-05-14 | 2021-08-03 | 山东中铁路桥工程有限公司 | Double-wall steel cofferdam anchoring facility under torrent bare rock condition and preparation method |
| CN113502760A (en) * | 2021-07-13 | 2021-10-15 | 华南理工大学 | Be applied to support mound that T constructs bridge and demolishs |
| CN114370234A (en) * | 2021-12-17 | 2022-04-19 | 中铁九桥工程有限公司 | Bare rock riverbed steel pipe pile construction equipment and construction method |
| WO2023207250A1 (en) * | 2022-04-28 | 2023-11-02 | 中铁十五局集团有限公司 | Construction method for rapidly driving trestle steel pipe pile into sloped bare rock |
| CN115450130A (en) * | 2022-10-12 | 2022-12-09 | 长沙市公路桥梁建设有限责任公司 | Construction method for anchoring steel trestle steel pipe pile on thin-covering riverbed |
| CN115652792A (en) * | 2022-10-28 | 2023-01-31 | 中铁四局集团第二工程有限公司 | Construction method of steel trestle bench method |
| CN115652792B (en) * | 2022-10-28 | 2023-12-22 | 中铁四局集团有限公司 | Construction method of steel trestle bench method |
| CN115961626A (en) * | 2022-12-08 | 2023-04-14 | 保利长大工程有限公司 | Underwater pile foundation casing anchoring method |
| CN116676964A (en) * | 2023-07-27 | 2023-09-01 | 中国建筑第六工程局有限公司 | Bare rock pile foundation construction method under tidal action |
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Application publication date: 20190823 |
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