CN110438988A - A kind of prefabricated bulkhead and pore digging method - Google Patents
A kind of prefabricated bulkhead and pore digging method Download PDFInfo
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- CN110438988A CN110438988A CN201910750428.0A CN201910750428A CN110438988A CN 110438988 A CN110438988 A CN 110438988A CN 201910750428 A CN201910750428 A CN 201910750428A CN 110438988 A CN110438988 A CN 110438988A
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000011148 porous material Substances 0.000 title claims abstract description 12
- 238000010276 construction Methods 0.000 claims abstract description 33
- 238000009412 basement excavation Methods 0.000 claims abstract description 18
- 230000000994 depressogenic effect Effects 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000004567 concrete Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004904 shortening Methods 0.000 abstract description 4
- 239000002689 soil Substances 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000009415 formwork Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
-
- 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
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a kind of prefabricated bulkhead and pore digging methods, its excavation method is first to carry out drawing hole construction using mechanical in the excavation region of rectangular opening, after internal openings, the corner soil body within the scope of rectangular opening is disturbed, internal stress is released, subsequent excavation difficulty substantially reduces, and with being continuously increased for the gravity of prefabricated bulkhead, the infall process of prefabricated bulkhead is more easier, conducive to raising construction efficiency, rectangular opening can effectively be excavated using this method, improve working security, reduce difficulty of construction, meet the pore-forming demand of large-sized rectangular opening, prefabricated bulkhead structure is effectively installed simultaneously, avoid the occurrence of collapse hole risk, borehole and retaining wall can synchronously complete, conducive to shortening the construction period, energy conservation and environmental protection, effectively retaining wall is avoided hidden danger of quality occur, friction pile especially suitable for the high and cold high altitude localities such as Sichuan-Tibet line is applied Work.
Description
Technical field
The present invention relates to panelling construction technical field, in particular to a kind of prefabricated bulkhead and pore digging method.
Background technique
With the development of the social economy, large diameter pile and super-large diameter stake frequently occur in engineering, traditional construction technical face
Face great challenge.The general cyclotomy shape stake in pile foundation section and rectangular pile, at present circle stake mostly use mechanical hole building to cooperate mud off
Construction, realizes Fully-mechanized construction, such as uses churning driven and impact drill, but its diameter is typically only capable to reach 2.5m, and rectangle
Stake (such as friction pile) sectional dimension is larger, and usually 3m * 4m is even more big, relies on manual work pore-forming in the prior art more, and
Using cast-in-place concrete retaining wall carry out supporting prevent collapse hole, manually digging hole risk is high and retaining wall needs formwork erection cast-in-place, the duration compared with
Long, extreme influence reduces engineering efficiency.
Summary of the invention
It is an object of the invention to overcome in the prior art rectangular opening sectional dimension it is larger, can not by mechanical hole building, and
Using manually digging hole risk height, low efficiency, the above-mentioned deficiency such as long in time limit, Forming Quality is poor, a kind of prefabricated bulkhead and stake holes are provided
Excavation method.
To achieve the goals above, the present invention provides following technical schemes:
A kind of pore digging method, comprises the following steps:
A, construction lofting determines stake holes position；
B, using machinery progress pilot hole to designed elevation depth, and the pilot hole earthwork is cleared；
C, sinking prefabricated bulkhead first positions the prefabricated bulkhead segment of first segment, then by the prefabricated bulkhead section of first segment
Suitable for reading be depressed into of section is higher by the 10cm-50cm of nature ground, then excavates the earthwork in the prefabricated bulkhead and clear；
It d, will be described after the prefabricated bulkhead segment of next section being connected to the prefabricated bulkhead segment top of previous section
Suitable for reading be depressed into of next section prefabricated bulkhead segment is higher by the 10cm-50cm of nature ground, then excavates the soil in the prefabricated bulkhead
It simultaneously clears side；
E, step d is repeated, until the prefabricated bulkhead segment of final section to be connected to the prefabricated shield of section second from the bottom
Behind the top of wall segment, the suitable for reading of the prefabricated bulkhead segment of final section is depressed at nature ground, is then excavated described pre-
The earthwork in retaining wall processed is simultaneously cleared, and the excavation of stake holes is completed；；
Wherein, the prefabricated bulkhead includes several described prefabricated bulkhead segments, and the section of the prefabricated bulkhead is rectangle, step
The sectional dimension of pilot hole is less than the sectional dimension of the prefabricated bulkhead in b.
Using a kind of pore digging method of the present invention, in order to excavate rectangular opening, first in the excavation of rectangular opening
Drawing hole construction is carried out using mechanical in region, the sectional dimension of pilot hole is less than the sectional dimension of the prefabricated bulkhead, that is, is less than square
The sectional dimension in shape hole, after internal openings, the corner soil body within the scope of rectangular opening is disturbed, and internal stress is released,
Subsequent excavation difficulty substantially reduces, and excavates the earthwork in the prefabricated bulkhead again using first sedimentation prefabricated bulkhead segment, into
The safety that the guarantee of one step is excavated, while being continuously increased with the gravity of prefabricated bulkhead, the infall process of prefabricated bulkhead is more
It is easy to add, and is conducive to improve construction efficiency, can effectively excavate rectangular opening using this method, improve working security, reduces artificial
It participates in, reduces difficulty of construction, meet the pore-forming demand of large-sized rectangular opening, while effectively installation prefabricated bulkhead structure, avoid
There is collapse hole risk, borehole and retaining wall can synchronously complete, and conducive to shortening the construction period, energy conservation and environmental protection effectively avoids retaining wall from matter occur
Measure hidden danger, the antiskid pile driving construction especially suitable for the high and cold high altitude localities such as Sichuan-Tibet line.
Preferably, in the step b, pore-forming center is located at the center of the prefabricated bulkhead, and mud is used in pilot hole
Retaining wall.
Preferably, in the step c, the prefabricated bulkhead segment is settled using static pressure method.
Preferably, the length of the prefabricated bulkhead segment is 1m-2m.
Preferably, the prefabricated bulkhead is reinforced concrete structure, when the two neighboring prefabricated bulkhead segment connects,
First binding material will be poured into the groove of mounted prefabricated bulkhead segment top surface, then by the prefabricated bulkhead to be installed
The shear connector and reinforcing bar of segment bottom surface are inserted into corresponding groove.
Easy to connect and stable between adjacent segment, convenient for positioning, shearing resistance effect is good, avoids corroding.
A kind of prefabricated bulkhead, applied to the pore digging method as described in any of the above-described, including ontology, the ontology is cut
Face is rectangle, and the ontology includes several prefabricated bulkhead segments, and all prefabricated bulkhead segments continuously stack setting, adjacent
Jointing is equipped between two prefabricated bulkhead segments.
Using a kind of prefabricated bulkhead of the present invention, as the dado structure to the molding rectangular opening of needs, in borehole
When can effectively avoid collapse hole, the compact dimensions and hole quality of rectangular opening are effectively ensured, reduce cast-in-place formwork, assembling reinforcement,
It pours and shortens the construction period with curing concrete period, raising construction efficiency, improve working security.
Preferably, the bottom of the ontology is equipped with blade foot.
It is further preferred that the inclined-plane of the blade foot is arranged towards the outside of the ontology, the inclined-plane of the blade foot and institute
Stating the angle between the axial direction of ontology is 15 ° -55 °.
Using aforesaid way, resistance when prefabricated bulkhead decentralization is efficiently reduced, construction cost is reduced, guarantees construction matter
Amount.
Preferably, the jointing includes the top connection portion being located above and underlying lower contact portion, it is described on
Connector portions include several shear connectors and several reinforcing bars, and the lower contact portion includes several grooves and is set to corresponding described recessed
Built-in fitting in slot, the top connection portion and the adaptation connection of lower contact portion.
Preferably, the ontology is reinforced concrete member, and the wall thickness of the ontology is 20 cm -50cm, each described
The length of prefabricated bulkhead segment is 1m-2m.
In conclusion compared with prior art, the beneficial effects of the present invention are:
1, using a kind of pore digging method of the present invention, rectangular opening can be effectively excavated using this method, improve construction
Safety reduces artificial participation, reduces difficulty of construction, meets the pore-forming demand of large-sized rectangular opening, while effectively installation is pre-
Dado structure processed avoids the occurrence of collapse hole risk, and borehole and retaining wall can synchronously complete, conducive to shortening the construction period, energy conservation and environmental protection, effectively
Retaining wall is avoided hidden danger of quality occur, the antiskid pile driving construction especially suitable for the high and cold high altitude localities such as Sichuan-Tibet line.
2, using a kind of prefabricated bulkhead of the present invention, collapse hole can be effectively avoided in borehole, rectangle is effectively ensured
The compact dimensions and hole quality in hole reduce cast-in-place formwork, assembling reinforcement, pour and curing concrete period, raising construction effect
Rate shortens the construction period, improves working security.
Detailed description of the invention:
Fig. 1 is the schematic diagram of one of present invention pore digging method；
Fig. 2 is the structural schematic diagram of one of embodiment 1 prefabricated bulkhead；
Fig. 3 is the structural schematic diagram of the prefabricated bulkhead segment of the first segment in embodiment 1；
Fig. 4 is the structural schematic diagram of the prefabricated bulkhead segment of the middle node in embodiment 1；
Fig. 5 is the structural schematic diagram of the prefabricated bulkhead segment of the final section in embodiment 1.
Marked in the figure: 1- prefabricated bulkhead segment, 2- groove, 3- blade foot.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is described in further detail.But this should not be interpreted as to this
The range for inventing above-mentioned theme is only limitted to embodiment below, all to belong to the present invention based on the technology that the content of present invention is realized
Range.
Embodiment 1
A kind of pore digging method of the present invention, comprises the following steps:
A, construction lofting determines stake holes position；
B, using machinery progress pilot hole to designed elevation depth, and the pilot hole earthwork is cleared；
C, sinking prefabricated bulkhead first positions the prefabricated bulkhead segment 1 of first segment, then by the prefabricated bulkhead section of first segment
Suitable for reading be depressed into of section 1 is higher by the 10cm-50cm of nature ground, then excavates the earthwork in the prefabricated bulkhead and clear；
It d, will be next after the prefabricated bulkhead segment 1 of next section to be connected to 1 top of prefabricated bulkhead segment of previous section
Suitable for reading be depressed into of the prefabricated bulkhead segment 1 of section is higher by the 10cm-50cm of nature ground, then excavates in the prefabricated bulkhead
The earthwork is simultaneously cleared；
E, step d is repeated, until the prefabricated bulkhead segment 1 of final section to be connected to the prefabricated shield of section second from the bottom
Behind 1 top of wall segment, the suitable for reading of the prefabricated bulkhead segment 1 of final section is depressed at nature ground, then described in excavation
The earthwork in prefabricated bulkhead is simultaneously cleared, and the excavation of stake holes is completed；
Wherein, the prefabricated bulkhead includes several described prefabricated bulkhead segments 1, and the section of the prefabricated bulkhead is rectangle, institute
There is the prefabricated bulkhead segment 1 continuously to stack setting, the prefabricated bulkhead is reinforced concrete member, each prefabricated bulkhead
The length of segment 1 is 1m-2m, and the wall thickness of the prefabricated bulkhead is 20 cm -50cm, the ruler of all prefabricated bulkhead segments 1
It is very little all the same, as shown in Figure 2.
Jointing, the position when jointing is included in connection are equipped between the two neighboring prefabricated bulkhead segment 1
In the top connection portion and underlying lower contact portion of top, the top connection portion and lower contact portion adaptation connection, it is described on connect
Head includes several shear connectors and several reinforcing bars, and the lower contact portion includes several grooves 2 and is set to corresponding described recessed
Built-in fitting (such as grout sleeve) in slot 2, specifically, as shown in figure 3, the top surface of the prefabricated bulkhead segment 1 of first segment has
There are several grooves 2, the sword of a circle steel is continuously arranged in four end faces of 1 bottom of prefabricated bulkhead segment of first segment
Foot 3 efficiently reduces resistance when prefabricated bulkhead decentralization, reduces construction cost, guarantees construction quality, it is preferred that the sword
The bottom surface of foot 3 is plane, and the width of 3 bottom surface of blade foot is less than the width of its top surface, and the inner wall of the blade foot 3 is to face directly, with
The inner wall of the prefabricated bulkhead flushes, and the outer wall of the blade foot 3 is inclined-plane, the inclined-plane of the blade foot 3 and the axial direction of the ontology
Between angle be 15 ° -55 °, such as 30 °；As shown in figure 4, each end face of the bottom of the prefabricated bulkhead segment 1 of middle node
It is extended with vertical muscle and pre-buried shear connector, the corresponding position of the top surface of the prefabricated bulkhead segment 1 of middle node is equipped with groove 2,
It, first will be in the groove 2 of mounted 1 top surface of prefabricated bulkhead segment when the two neighboring prefabricated bulkhead segment 1 connects
Binding material, such as strength cement-based grouting material are poured into, then inserts the shear connector of 1 bottom surface of prefabricated bulkhead segment to be installed and reinforcing bar
Entering in corresponding groove 2, easy to connect between adjacent segment and stable, convenient for positioning, shearing resistance effect is good, it avoids corroding, last
The structure of the prefabricated bulkhead segment 1 of section is similar with middle node, as shown in Figure 5.
In order to excavate rectangular opening, stake holes position is first determined, applied in the excavation region of rectangular opening using the mechanical pilot hole that carries out
Work, such as forms round hole using churning driven, and the sectional dimension of round hole is less than the sectional dimension of rectangular opening, it is preferred that round hole
Pore-forming center be located at the center of the prefabricated bulkhead mud can be used in pilot hole according to the diameter of round hole and stratum needs
Retaining wall is starched, after internal openings, as shown in Figure 1, starting sinking prefabricated bulkhead, static pressure method is such as used, first by the prefabricated of first segment
Retaining wall segment 1 positions, and suitable for reading be depressed into of the prefabricated bulkhead segment 1 of first segment is then higher by nature ground 10cm-50cm
Place such as 50cm at, then excavates the earthwork in the prefabricated bulkhead segment 1 of first segment and clears, due to internal with aperture, square
The corner soil body within the scope of shape hole is disturbed, and internal stress is released, and subsequent excavation difficulty substantially reduces, and using first
The earthwork in corresponding region is excavated in sedimentation prefabricated bulkhead segment 1 again, further to ensure the safety excavated, then in first segment
The prefabricated bulkhead segment 1 the groove 2 in be in the milk, by the shear connector and steel of the prefabricated bulkhead segment 1 of the second section
Corresponding be inserted into the groove 2 of muscle is docked, and is then higher by suitable for reading be depressed into of the prefabricated bulkhead segment 1 of the second section certainly
It at right ground 10cm-50cm, then excavates the earthwork in the prefabricated bulkhead and clears, then connect prefabricated bulkhead described in third section
Segment 1, piling are excavated the earthwork in the corresponding sedimentation depth of prefabricated bulkhead and are cleared, that is, repeat piling excavation above-mentioned and clear step
Suddenly, the infall process of being continuously increased with the gravity of prefabricated bulkhead, prefabricated bulkhead is more easier, and is conducive to improve construction efficiency,
Until after the prefabricated bulkhead segment 1 of final section to be connected to 1 top of prefabricated bulkhead segment of section second from the bottom, it will
The suitable for reading of the prefabricated bulkhead segment 1 of final section is depressed at nature ground, finally excavates the earthwork in the prefabricated bulkhead
And clear, complete the excavation of stake holes.
Rectangular opening can effectively be excavated using this method, guarantee the compact dimensions and hole quality of rectangular opening, improve construction
Safety reduces artificial participation, reduces difficulty of construction, meets the pore-forming demand of large-sized rectangular opening, while effectively installation is pre-
Dado structure processed avoids the occurrence of collapse hole risk, and borehole and retaining wall can synchronously complete, and reduces cast-in-place formwork, assembling reinforcement, pours
With the curing concrete period, conducive to shortening the construction period, energy conservation and environmental protection effectively avoids retaining wall from hidden danger of quality occur, especially suitable for river
Hide the antiskid pile driving construction of the high and cold high altitude localities such as line.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of pore digging method, which is characterized in that comprise the following steps:
A, construction lofting determines stake holes position；
B, using machinery progress pilot hole to designed elevation depth, and the pilot hole earthwork is cleared；
C, sinking prefabricated bulkhead first positions the prefabricated bulkhead segment (1) of first segment, then by the prefabricated bulkhead of first segment
Suitable for reading be depressed into of segment (1) is higher by the 10cm-50cm of nature ground, then excavates the earthwork in the prefabricated bulkhead and clear；
It d, will after the prefabricated bulkhead segment (1) of next section to be connected to prefabricated bulkhead segment (1) top of previous section
Suitable for reading be depressed into of next section prefabricated bulkhead segment (1) is higher by the 10cm-50cm of nature ground, then excavates the prefabricated shield
The earthwork in wall is simultaneously cleared；
E, step d is repeated, until the prefabricated bulkhead segment (1) of final section is connected to the described prefabricated of section second from the bottom
Behind retaining wall segment (1) top, the suitable for reading of prefabricated bulkhead segment (1) of final section is depressed at nature ground, is then opened
The earthwork dug in the prefabricated bulkhead is simultaneously cleared, and the excavation of stake holes is completed；
Wherein, the prefabricated bulkhead includes several described prefabricated bulkhead segments (1), and the section of the prefabricated bulkhead is rectangle,
The sectional dimension of pilot hole is less than the sectional dimension of the prefabricated bulkhead in step b.
2. excavation method according to claim 1, which is characterized in that in the step b, pore-forming center is located at described pre-
The center of retaining wall processed uses mud off in pilot hole.
3. excavation method according to claim 1, which is characterized in that in the step c, using static pressure method to described pre-
Retaining wall segment (1) processed is settled.
4. excavation method according to claim 1 to 3, which is characterized in that the length of the prefabricated bulkhead segment (1)
For 1m-2m.
5. excavation method according to claim 1 to 3, which is characterized in that the prefabricated bulkhead is armored concrete knot
Structure, in the connection of the two neighboring prefabricated bulkhead segment (1), first by mounted prefabricated bulkhead segment (1) top surface
Groove pours into binding material in (2), then by the shear connector of prefabricated bulkhead segment (1) bottom surface to be installed and reinforcing bar insertion pair
In the groove (2) answered.
6. a kind of prefabricated bulkhead, which is characterized in that it is applied to pore digging method a method as claimed in any one of claims 1 to 5, including
Ontology, the section of the ontology are rectangle, and the ontology includes several prefabricated bulkhead segments (1), all prefabricated bulkheads
Segment (1) continuously stacks setting, is equipped with jointing between the two neighboring prefabricated bulkhead segment (1).
7. prefabricated bulkhead according to claim 6, which is characterized in that the bottom of the ontology is equipped with blade foot (3).
8. prefabricated bulkhead according to claim 7, which is characterized in that the inclined-plane of the blade foot (3) is towards the ontology
Outside setting, the angle between the inclined-plane of the blade foot (3) and the axial direction of the ontology is 15 ° -55 °.
9. prefabricated bulkhead according to claim 6, which is characterized in that the jointing includes the top connection being located above
Portion and underlying lower contact portion, the top connection portion include several shear connectors and several reinforcing bars, the lower contact portion
Comprising several grooves (2) and the built-in fitting being set in the corresponding groove (2), the top connection portion and lower contact portion adaptation connect
It connects.
10. according to any prefabricated bulkhead of claim 6-9, which is characterized in that the ontology is reinforced concrete member,
The wall thickness of the ontology is 20 cm -50cm, and the length of each prefabricated bulkhead segment (1) is 1m-2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910750428.0A CN110438988A (en) | 2019-08-14 | 2019-08-14 | A kind of prefabricated bulkhead and pore digging method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910750428.0A CN110438988A (en) | 2019-08-14 | 2019-08-14 | A kind of prefabricated bulkhead and pore digging method |
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| CN201910750428.0A Pending CN110438988A (en) | 2019-08-14 | 2019-08-14 | A kind of prefabricated bulkhead and pore digging method |
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| CN110904950A (en) * | 2019-12-19 | 2020-03-24 | 中交第二公路勘察设计研究院有限公司 | Steel structure retaining wall of anti-slide pile and construction method thereof |
| CN110952453A (en) * | 2019-11-25 | 2020-04-03 | 通号建设集团有限公司 | Construction method of abutment structure |
| CN110984143A (en) * | 2019-12-31 | 2020-04-10 | 甘肃地质灾害防治工程勘查设计院 | Prefabricated rectangular slide-resistant pile retaining wall and construction method thereof |
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| CN111321743A (en) * | 2019-12-19 | 2020-06-23 | 中交第二公路勘察设计研究院有限公司 | Design method of steel structure retaining wall of anti-slide pile |
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| CN114517476A (en) * | 2022-02-25 | 2022-05-20 | 广东省源天工程有限公司 | Cast-in-place pile Internet of things accurate excavation pile-forming construction method |
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| CN110952453B (en) * | 2019-11-25 | 2021-11-12 | 通号建设集团有限公司 | Construction method of abutment structure |
| CN110904950A (en) * | 2019-12-19 | 2020-03-24 | 中交第二公路勘察设计研究院有限公司 | Steel structure retaining wall of anti-slide pile and construction method thereof |
| CN111321743A (en) * | 2019-12-19 | 2020-06-23 | 中交第二公路勘察设计研究院有限公司 | Design method of steel structure retaining wall of anti-slide pile |
| CN111321727A (en) * | 2019-12-19 | 2020-06-23 | 中交第二公路勘察设计研究院有限公司 | Design method of slide-resistant pile retaining wall structure |
| CN110984143A (en) * | 2019-12-31 | 2020-04-10 | 甘肃地质灾害防治工程勘查设计院 | Prefabricated rectangular slide-resistant pile retaining wall and construction method thereof |
| CN114517476A (en) * | 2022-02-25 | 2022-05-20 | 广东省源天工程有限公司 | Cast-in-place pile Internet of things accurate excavation pile-forming construction method |
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