CN110205982A - Improve the channel design and its construction method of existing river levee flood control standard - Google Patents
Improve the channel design and its construction method of existing river levee flood control standard Download PDFInfo
- Publication number
- CN110205982A CN110205982A CN201910517125.4A CN201910517125A CN110205982A CN 110205982 A CN110205982 A CN 110205982A CN 201910517125 A CN201910517125 A CN 201910517125A CN 110205982 A CN110205982 A CN 110205982A
- Authority
- CN
- China
- Prior art keywords
- channel design
- ontology
- bottom plate
- control standard
- flood control
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 239000004575 stone Substances 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000004078 waterproofing Methods 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Abstract
The present invention relates to river bank engineering field and technical field of road engineering, disclose a kind of channel design for improving existing river levee flood control standard, including the channel design ontology along the laying of flood bank dike face line direction on it, the cross section of channel design ontology is box, channel design ontology includes bottom plate, the side wall of top plate and two sides, bottom plate is layered on flood bank dike face, channel design ontology both ends are open-mouth section, longitudinally extend positioned at the opposite top plate of the side wall of channel design ontology open at both ends section, bottom plate positioned at channel design ontology open at both ends section is climbed by longitudinal slope outward, it is contour to the base top upper thread of bottom plate longitudinal end and the side wall top surface line of side wall.The invention also discloses a kind of construction methods of channel design for improving existing river levee flood control standard.The present invention improves the channel design and its construction method of existing river levee flood control standard, effectively reduces the newly-increased vertical load and horizontal loads of original barricade, and construction risk is small, overall stability is good.
Description
Technical field
The present invention relates to river bank engineering field and technical field of road engineering, and in particular to a kind of to improve existing river levee
The channel design and its construction method of flood control standard.
Background technique
With the gradually growth of China's economy, urban flood standard is increasingly improved, and many existing river levee protection works fail
Meet current flood control standard, need to be handled in conjunction with actual conditions.
In this regard, generally can to existing river levee using engineering measure, non-engineering measure and Flood Control Dispatch combine etc. modes come
It realizes its flood control safety, still, in the prior art, existing embankment is transformed from engineering measure angle and is likely encountered some skills
Art problem.
It is typically provided upright concrete guard wall on the outside of existing bank protection, according to reinforced earth bulkhead newly-built on former barricade
The problems such as embankment is raised to required elevation, is likely to result in original barricade Lack of support.Even if being considered as pile foundation joist type
Basis carries out the problems such as moving back platform conversion, will also result in constructional difficulties, and pile foundation will affect aesthetics and the association of embankment on the outside of joist
In addition tonality need to increase landscape and make expense.
Therefore, for rationally using existing road structure, cost saving studies a kind of practicable embankment of raising
Engineering structure and its construction method are of great significance.
Summary of the invention
The purpose of the present invention is to the deficiencies of above-mentioned technology, provide a kind of channel for improving existing river levee flood control standard
Structure and its construction method effectively reduce the newly-increased vertical load and horizontal loads of original barricade, and construction risk is small,
Overall stability is good.
To achieve the above object, the channel design of the existing river levee flood control standard of raising designed by the present invention, including along anti-
The channel design ontology of big vast dike dike face line direction laying on it, the cross section of the channel design ontology is box, described
Channel design ontology includes bottom plate, top plate and the side wall of two sides, and the bottom plate is layered on flood bank dike face, the channel knot
Structure ontology both ends are open-mouth section, are longitudinally prolonged positioned at the relatively described top plate of the side wall of the channel design ontology open at both ends section
It stretches, the bottom plate positioned at the channel design ontology open at both ends section is climbed by longitudinal slope outward, until the bottom plate longitudinal end
Base top upper thread and the side wall top surface line of the side wall it is contour.
Preferably, several pile bases are equipped with below the bottom plate, the pile foundation is located at below the bottom plate middle line or described
Bottom plate effectively reduces the newly-increased vertical uniform load q of original flood bank barricade far from one side-lower of river.
Preferably, the pile foundation is cast-in-situ bored pile, and the stake diameter of the pile foundation is 1~2m, the concrete strength etc. of the pile foundation
Grade is underwater C30, and the depth of weathered rocks is not less than 3 times of stake diameter in the pile foundation insertion, and the load for improving the pile foundation is held
By ability.
Preferably, the top of the top plate is equipped with landscape planting engineering.
Preferably, concrete bed course is covered between flood bank dike face and the bottom plate.
Preferably, the channel design ontology uses waterproofing grade for the C35 concrete of P6, and the channel design ontology is equipped with
Several deformation joints, the width of the deformation joint are 15~25mm, and the spacing of the deformation joint along longitudinal direction is 15~25m, the change
Shape seam also serves as construction joint.
Preferably, the channel design ontology is disposed with rectangular slab of stone barricade far from the river side.
Preferably, the channel design ontology is filled with crushed stone concrete far from the river side.
A kind of construction method for the channel design improving existing river levee flood control standard, includes the following steps:
A it) to the expansion geological prospecting work of existing embankment protection engineering, drills, visits real to supplement on the outside of flood bank barricade
The geological condition at the flood bank barricade wall bottom calculates the standard section size and arrangement of reinforcement of the channel design ontology, required stake
Size, length and the quantity of base；
B flood bank dike face) is partially cut, the channel design ontology is placed on flood bank dike face, it is described
Concrete bed course is covered between flood bank dike face and the bottom plate, the top board undersurface line of the top plate is located at submerged impinging jet line or more, and
By weathered rocks in pile foundation insertion；
C several deformation joints) are set in the channel design ontology, the width of the deformation joint is 15~25mm, the change
The spacing of shape seam along longitudinal direction is 15~25m；
D) landscape planting engineering is set above the top plate；
E rectangular slab of stone barricade) is arranged on the outside of the side wall far from the river.
Preferably, in the step E) in, crushed stone concrete is filled on the outside of the side wall far from the river.
Compared with prior art, the present invention having the advantage that
1, channel design ontology is cast-in-place box-type section, and construction risk is small, and overall stability is preferable, and inner hollow, is increased
Underground space utilization is added, has realized the separation of people's vehicle, be conducive to landscape and make；
2, the self weight of channel design ontology is smaller, in conjunction with pile foundation, effectively reduces the newly-increased vertical lotus of original flood bank barricade
Load effect；
3, channel design ontology bankets the soil pressure of generation far from river side, by collective effect in pile foundation and original flood control
Dike barricade effectively reduces the horizontal loads that original flood bank barricade undertakes；
4, this channel design does not generate lateral pressure to original flood bank barricade, only transmits vertical pressure, is conducive to original
The stabilization of flood bank barricade.
Detailed description of the invention
Fig. 1 is channel design typical case's schematic cross section that the present invention improves existing river levee flood control standard；
Fig. 2 is the schematic cross section that the present invention improves open-mouth section in the channel design of existing river levee flood control standard；
Fig. 3 is the vertical section schematic diagram that the present invention improves open-mouth section in the channel design of existing river levee flood control standard；
Fig. 4 is the typical cross section signal for another embodiment of channel design that the present invention improves existing river levee flood control standard
Figure.
Each part numbers are as follows in figure:
Flood bank dike face 1, bottom plate 2, side wall 3, top plate 4, open-mouth section 5, channel design ontology 6, base top upper thread 7, side wall
Top surface line 8, pile foundation 9, river 10, landscape planting engineering 11, concrete bed course 12, crushed stone concrete 13, rectangular slab of stone barricade 14, flood bank gear
Wall 15, top board undersurface line 16, submerged impinging jet line 17, existing bunds contour line 18, normal pool level 19, Roof upper thread
20, paving line 21, bottom plate bottom surface line 22.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
In the present embodiment, existing bunds includes built road engineering and protection works, dike type have high retaining wall type and
Different forms, the ground lines of status flood bank such as two rank slope protection formulas are not up to urban flood standard.
As shown in Figures 1 and 2, existing bunds is illustrated with existing bunds contour line 18, and horizontal segment is
Flood bank dike face 1, the elevation of top surface of flood bank barricade 15 are located at 19 or more normal pool level, but be located at submerged impinging jet line 17 it
Under.The present invention improves the channel design of existing river levee flood control standard, including laying on it along 1 line direction of flood bank dike face
Channel design ontology 6, the cross section of channel design ontology 6 are box, and channel design ontology 6 includes bottom plate 2, top plate 4 and two sides
Side wall 3, bottom plate 2 is layered on flood bank dike face 1, concrete bed course 12 is covered between flood bank dike face 1 and bottom plate 2, is covered on bottom plate 2
Road surface, top plate 4 are located on submerged impinging jet line 17, and the top of top plate 4 is equipped with landscape planting engineering 11, and channel design ontology 6 is remote
Rectangular slab of stone barricade 14 is disposed with from 10 side of river to meet existing planning, and 6 both ends of channel design ontology are open-mouth section 5, are located at logical
The side wall 3 of 6 open at both ends section 5 of road structural body is longitudinal with respect to top plate 4 to be extended, and 6 open at both ends section 5 of channel design ontology is located at
Bottom plate 2 climbed outward by longitudinal slope, until the side wall top surface line 8 etc. of the base top upper thread 7 of 2 longitudinal end of bottom plate and side wall 3
Height is located on submerged impinging jet line 17.
In addition, being equipped with several pile bases 9 below bottom plate 2, two rows, a campshed base 9 are located at below 2 middle line of bottom plate pile foundation 9 altogether,
Another campshed base 9 is located at bottom plate 2 far from 10 1 side-lower of river, and in the present embodiment, pile foundation 9 is cast-in-situ bored pile, the stake of pile foundation 9
Diameter is 1.5m, and the concrete strength grade of pile foundation 9 is underwater C30, the stake diameter that the depth of weathered rocks is 3 times in the insertion of pile foundation 9.
In the present embodiment, channel design ontology 6 uses waterproofing grade for the C35 concrete of P6, and channel design ontology 6 is equipped with
Several deformation joints, the width of deformation joint are 20mm, and the spacing of deformation joint along longitudinal direction is 20m, and deformation joint also serves as construction joint.
As shown in figure 3, in figure by Roof upper thread 20, top board undersurface line 16, paving line 21, base top upper thread 7,
Bottom plate bottom surface line 22 and side wall top surface line 8 illustrate the relative elevation variation of 6 open-mouth section 5 of channel design ontology.
In addition, as shown in figure 4, in another embodiment, channel design ontology 6 is filled with rubble far from 10 side of river and mixes
Solidifying soil 13.
It in other embodiments,, can when channel design ontology 6 is remote enough from original flood bank barricade 15 by calculating
When ignoring the lateral pressure to original flood bank barricade 15, pile foundation 9 can not be set.
Above-described embodiment improves the construction method of the channel design of existing river levee flood control standard: including the following steps:
A it) to the expansion geological prospecting work of existing embankment protection engineering, drills, visits to being supplemented on the outside of flood bank barricade 15
The geological condition at real 15 wall bottom of flood bank barricade calculates the standard section size and arrangement of reinforcement of channel design ontology 6, required pile foundation 9
Diameter, length and quantity；
B) partially cut flood bank dike face 1, channel design ontology 6 be placed on flood bank dike face 1, flood bank dike face 1 with
Concrete bed course 12 is covered between concrete floor 2, the top board undersurface line 16 of concrete roof 4 is located at 17 or more submerged impinging jet line, and
By weathered rocks in the insertion of pile foundation 9；
C several deformation joints) are set in channel design ontology 6, the width of deformation joint is 20mm, the spacing of deformation joint along longitudinal direction
For 20m；
D) landscape planting engineering 11 is set above concrete roof 4；
E rectangular slab of stone barricade 14) is arranged on the outside of the concrete side wall 3 far from river 10.
Likewise, in the second embodiment, in step E), being filled on the outside of the concrete side wall 3 far from river 10
Crushed stone concrete 13.
The present invention improves in the channel design and its construction method of existing river levee flood control standard, and channel design ontology 6 is existing
Box-type section is poured, construction risk is small, and overall stability is preferable, and inner hollow, increases underground space utilization, realizes people's vehicle
Separation, is conducive to landscape and makes；The self weight of channel design ontology 6 is smaller, in conjunction with pile foundation 9, effectively reduces original flood bank barricade
15 newly-increased vertical uniform load q；Banket on the outside of concrete side wall 3 far from river 10 soil pressure of generation, by collective effect in
Pile foundation 9 and original flood bank barricade 15 effectively reduce the horizontal loads that original flood bank barricade 15 undertakes；This channel knot
Structure does not generate lateral pressure to original flood bank barricade 15, only transmits vertical pressure, is conducive to the steady of original flood bank barricade 15
It is fixed.
Claims (10)
1. a kind of channel design for improving existing river levee flood control standard, including it is laid in along flood bank dike face (1) line direction
On channel design ontology (6), it is characterised in that: the cross section of the channel design ontology (6) be box, the channel design
Ontology (6) includes the side wall (3) of bottom plate (2), top plate (4) and two sides, and the bottom plate (2) is layered on flood bank dike face (1),
Channel design ontology (6) both ends are open-mouth section (5), are located at the side wall of channel design ontology (6) the open at both ends section (5)
(3) the relatively described top plate (4) longitudinally extends, and the bottom plate (2) for being located at channel design ontology (6) the open at both ends section (5) is equal
It is climbed outward by longitudinal slope, until the side wall top surface of the base top upper thread (7) of the bottom plate (2) longitudinal end and the side wall (3)
Line (8) is contour.
2. improving the channel design of existing river levee flood control standard according to claim 1, it is characterised in that: the bottom plate (2)
Lower section is equipped with several pile bases (9), and the pile foundation (9) is located at below the bottom plate (2) middle line or the bottom plate (2) is far from river
(10) one side-lowers.
3. improving the channel design of existing river levee flood control standard according to claim 2, it is characterised in that: the pile foundation (9)
For cast-in-situ bored pile, the stake diameter of the pile foundation (9) is 1~2m, and the concrete strength grade of the pile foundation (9) is underwater C30, the stake
The depth of weathered rocks is not less than 3 times of stake diameter in base (9) insertion.
4. improving the channel design of existing river levee flood control standard according to claim 3, it is characterised in that: the top plate (4)
Top be equipped with landscape planting engineering (11).
5. improving the channel design of existing river levee flood control standard according to claim 4, it is characterised in that: the flood bank dike
Concrete bed course (12) are covered between face (1) and the bottom plate (2).
6. improving the channel design of existing river levee flood control standard according to claim 5, it is characterised in that: the channel design
Ontology (6) uses waterproofing grade for the C35 concrete of P6, and the channel design ontology (6) is equipped with several deformation joints, the deformation joint
Width be 15~25mm, the spacing of the deformation joint along longitudinal direction is 15~25m, and the deformation joint also serves as construction joint.
7. improving the channel design of existing river levee flood control standard according to claim 6, it is characterised in that: the channel design
Ontology (6) is disposed with rectangular slab of stone barricade (14) far from the river (10) side.
8. improving the channel design of existing river levee flood control standard according to claim 6, it is characterised in that: the channel design
Ontology (6) is filled with crushed stone concrete (13) far from the river (10) side.
9. a kind of construction method for the channel design that existing river levee flood control standard is improved as described in any one of claim 1~8,
It is characterized by comprising following steps:
A it) to the expansion geological prospecting work of existing embankment protection engineering, drills, visits real to supplement on the outside of flood bank barricade (15)
The geological condition at flood bank barricade (15) the wall bottom, calculates the standard section size and arrangement of reinforcement of the channel design ontology (6),
Diameter, length and the quantity of required pile foundation (9)；
B flood bank dike face (1)) is partially cut, the channel design ontology (6) is placed on flood bank dike face (1),
It is covered between flood bank dike face (1) and the bottom plate (2) concrete bed course (12), the top board undersurface line (16) of the top plate (4)
More than submerged impinging jet line (17), and by the pile foundation (9) insertion in weathered rocks；
C several deformation joints) are set in the channel design ontology (6), the width of the deformation joint is 15~25mm, the deformation
Spacing between seam is 15~25m；
D landscape planting engineering (11)) are set above the top plate (4)；
E rectangular slab of stone barricade (14)) are arranged on the outside of the side wall (3) far from the river (10).
10. improving the construction method of the channel design of existing river levee flood control standard according to claim 9, it is characterised in that:
In the step E) in, crushed stone concrete (13) are filled on the outside of the side wall (3) far from the river (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517125.4A CN110205982B (en) | 2019-06-14 | 2019-06-14 | Channel structure for improving flood control standard of existing river levee and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517125.4A CN110205982B (en) | 2019-06-14 | 2019-06-14 | Channel structure for improving flood control standard of existing river levee and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110205982A true CN110205982A (en) | 2019-09-06 |
| CN110205982B CN110205982B (en) | 2024-04-12 |
Family
ID=67792794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517125.4A Active CN110205982B (en) | 2019-06-14 | 2019-06-14 | Channel structure for improving flood control standard of existing river levee and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110205982B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197396A (en) * | 2022-01-05 | 2022-03-18 | 江苏省太湖水利规划设计研究院有限公司 | Load-reducing ecological bank protection structure for reinforcing river and lake dikes and construction method |
| CN115404816A (en) * | 2022-09-30 | 2022-11-29 | 长江勘测规划设计研究有限责任公司 | Method for building dike with built-in empty box |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101257798B1 (en) * | 2012-09-04 | 2013-04-29 | (주)에스엔비 | Flower bed type flood wall |
| CN103321243A (en) * | 2013-07-09 | 2013-09-25 | 中铁第四勘察设计院集团有限公司 | Micro pile and retaining wall combined type limited embankment protection structure |
| KR20140047246A (en) * | 2012-10-11 | 2014-04-22 | (주)에스엔비 | Flood protect wall of flwerpot type |
| CN206477308U (en) * | 2017-02-04 | 2017-09-08 | 白景魁 | A kind of compatible ready-package river levee in dike road |
| CN206529738U (en) * | 2017-02-22 | 2017-09-29 | 白景魁 | A kind of full-automatic river levee of turnover plate type with flood flood control |
| CN208884463U (en) * | 2018-07-24 | 2019-05-21 | 上海市水利工程设计研究院有限公司 | A kind of Ecological Flood Control wall |
| CN210561967U (en) * | 2019-06-14 | 2020-05-19 | 长江勘测规划设计研究有限责任公司 | Channel structure for improving flood control standard of existing river levee |
-
2019
- 2019-06-14 CN CN201910517125.4A patent/CN110205982B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101257798B1 (en) * | 2012-09-04 | 2013-04-29 | (주)에스엔비 | Flower bed type flood wall |
| KR20140047246A (en) * | 2012-10-11 | 2014-04-22 | (주)에스엔비 | Flood protect wall of flwerpot type |
| CN103321243A (en) * | 2013-07-09 | 2013-09-25 | 中铁第四勘察设计院集团有限公司 | Micro pile and retaining wall combined type limited embankment protection structure |
| CN206477308U (en) * | 2017-02-04 | 2017-09-08 | 白景魁 | A kind of compatible ready-package river levee in dike road |
| CN206529738U (en) * | 2017-02-22 | 2017-09-29 | 白景魁 | A kind of full-automatic river levee of turnover plate type with flood flood control |
| CN208884463U (en) * | 2018-07-24 | 2019-05-21 | 上海市水利工程设计研究院有限公司 | A kind of Ecological Flood Control wall |
| CN210561967U (en) * | 2019-06-14 | 2020-05-19 | 长江勘测规划设计研究有限责任公司 | Channel structure for improving flood control standard of existing river levee |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197396A (en) * | 2022-01-05 | 2022-03-18 | 江苏省太湖水利规划设计研究院有限公司 | Load-reducing ecological bank protection structure for reinforcing river and lake dikes and construction method |
| CN115404816A (en) * | 2022-09-30 | 2022-11-29 | 长江勘测规划设计研究有限责任公司 | Method for building dike with built-in empty box |
| CN115404816B (en) * | 2022-09-30 | 2023-08-25 | 长江勘测规划设计研究有限责任公司 | Embankment construction method with empty boxes inside |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110205982B (en) | 2024-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102425082A (en) | Subgrade strengthening structure for highly karstified station turnout zone on high-speed railway | |
| CN205530114U (en) | To drawing formula steel pipe sheet pile wharf structure | |
| CN105672075A (en) | Water-rich through cut and low-embankment ballastless track roadbed structure in seasonal frozen soil region | |
| CN101220594A (en) | Building foundation pit supporting construction | |
| CN202247575U (en) | Structure for strengthening roadbed in high-speed railway station turnout area with highly developed karst | |
| CN101967786A (en) | Airfield pavement structure with box-type shock-isolation foundation | |
| CN202809501U (en) | Reinforced load reducing structure of motorway high filling culvert in mountainous area | |
| CN110205982A (en) | Improve the channel design and its construction method of existing river levee flood control standard | |
| CN209836778U (en) | Light bridge abutment | |
| CN206706479U (en) | A kind of light-duty embankment suitable for deep soft soil foundation | |
| CN108222060A (en) | High-speed railway, highway pile foundation joist buttress type pallet subgrade support retainer structure | |
| CN102817298B (en) | Construction method on permafrost | |
| CN204940298U (en) | A kind of Composite Enclosure Structure of base pit engineering | |
| CN204753262U (en) | A fender structure on high embankment of existing railway | |
| CN207525567U (en) | A kind of pile plate composite structure suitable for Steep Slope Embankment | |
| CN111622234B (en) | Unloading type thin-wall box-type retaining wall supported by obliquely and vertically combined steel pipe pile and construction process | |
| CN209836779U (en) | Light bridge abutment of reinforced concrete | |
| CN202925538U (en) | Rammer used in construction on frozen earth | |
| CN210561967U (en) | Channel structure for improving flood control standard of existing river levee | |
| CN202989942U (en) | Wall foundation structure for soft soil or high backfill soil area | |
| CN113373750B (en) | Steep slope high-fill-section roadbed structure and construction method thereof | |
| CN204940310U (en) | A kind of combination retaining structure | |
| CN113585168A (en) | Sheet pile shore-connection type high-pile wharf structure suitable for deep peat soil soft foundation and construction method | |
| CN208072453U (en) | High-speed railway, highway pile foundation joist buttress type pallet subgrade support retainer structure | |
| CN204510181U (en) | A kind of phytal zone drilling platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |