CN208136927U - A kind of soil cutting side slope supporting construction - Google Patents
A kind of soil cutting side slope supporting construction Download PDFInfo
- Publication number
- CN208136927U CN208136927U CN201820367995.9U CN201820367995U CN208136927U CN 208136927 U CN208136927 U CN 208136927U CN 201820367995 U CN201820367995 U CN 201820367995U CN 208136927 U CN208136927 U CN 208136927U
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- Prior art keywords
- slope
- side slope
- retaining structure
- level
- tapping pipe
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 239000002689 soil Substances 0.000 title claims abstract description 13
- 238000005520 cutting process Methods 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 238000010079 rubber tapping Methods 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 239000011210 fiber-reinforced concrete Substances 0.000 claims abstract description 9
- 239000004567 concrete Substances 0.000 claims description 8
- 238000013461 design Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 239000011378 shotcrete Substances 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model discloses a kind of soil cutting side slope supporting construction, including top of the slope, anchor cable, anchored frame, platform, φ 50mmPVC tapping pipe, φ 100mm flexible porous tube, anchor pole, steel fibre reinforced concrete coating, slope surface and sough, 7 grades of side slopes are arranged in the side slope altogether, adjacent side slope is provided with 2m Wide Worktable, and the preceding level Four side slope from slope foot to top of the slope uses 1:2 ratio of slope, level V to the 7th grade of ratio of slope is 1 respectively:0.5,1:0.75,1:1, seven grades of side slopes are all made of linked network anchor pole and steel fibre reinforced concrete coating are added to be protected, and level V to the 7th grade of side slope is reinforced using anchored frame；The intercepting ditch of top of the slope is set, and sough and the oblique drainage hole of facing upward that slope surface is arranged in constitute the drainage system of the slope retaining structure.The utility model uses Slope with multi-step structure, reduces earthwork excavated volume compared with traditional slope in the design of ratio of slope, shortens the construction period, so that side slope has extremely strong drainage system.
Description
Technical field
The utility model belongs to slope construction technical field, and in particular to a kind of soil cutting side slope supporting construction.
Background technique
With the rapid development of our country's economy and the construction of Modern High-Speed highway, the slope height faced in construction of the highway
Constantly increasing, corresponding slope construction difficulty is also increasing, and wherein High Cut Slope is various by heavy rain, earthquake etc.
The influence of unstable factor becomes the multiple location of the geological disasters such as landslide, avalanche and engineering accident.
Currently, the soil property High Cut Slope for being 60m or more for height, especially exposure surface layer are cohesive soil and rubble group
At fill stratum, to guarantee its stability, existing support technology mostly uses large area to excavate slope or increases slope retaining knot
The methods of structure is unfavorable for reducing earthwork excavated volume and construction, exists simultaneously completion time of project length, cost of investment height, the anti-row of side slope
The problems such as outlet capacity is weaker, influences slope stability and safety of surrounding environment.
Summary of the invention
The purpose of this utility model is that overcome drawbacks described above existing in the prior art, sets more for side slope
Grade form, and drainage system is set, provide a kind of soil cutting side slope supporting construction.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of soil cutting side slope supporting construction, packet
Include top of the slope, anchor cable, anchored frame, platform, φ 50mmPVC tapping pipe, φ 100mm flexible porous tube, anchor pole, steel fibre reinforced concrete
7 grades of side slopes are arranged in coating, slope surface and sough, the side slope altogether, and adjacent side slope is provided with 2m Wide Worktable, from slope foot to slope
The preceding level Four side slope on top uses 1:2 ratio of slope, level V to the 7th grade of ratio of slope is 1 respectively:0.5,1:0.75,1:1, described seven
Grade side slope is all made of linked network anchor pole and steel fibre reinforced concrete coating is added to be protected, and level V to the 7th grade of side slope uses anchor cable frame
Frame is reinforced.
The slope retaining structure is additionally provided with drainage system, and drainage system includes the intercepting ditch that top of the slope is arranged in, slope foot row
Ditch and the oblique drainage hole of facing upward that slope surface is arranged in install tapping pipe in hole.
In above-mentioned technical proposal, exposed slope surface carries out " the hard bottom of linked network+pneumatically placed concrete between the top of the slope and intercepting ditch
Change " closure covering treatment.
In above-mentioned technical proposal, the steel mesh of the top of the slope position and slope surface and platform connecting portion is counter to be hung, steel
The anti-length hung of muscle net is 1m.
In above-mentioned technical proposal, the platform is provided with 1:50 gradient, slope aspect outside, and it is provided with gutter.
In above-mentioned technical proposal, the tapping pipe is that Φ 50mmPVC tapping pipe and φ 100mm flexible porous tube combine,
The horizontal spacing 3m of setting.
In general, can achieve the above technical solutions conceived by the present invention are compared with the prior art, with
Lower beneficial effect：
1, the utility model uses Slope with multi-step structure, greatly reduces compared with traditional slope in the design of ratio of slope
Earthwork excavated volume reduces Construction Cost, shortens the construction period；
2, using anchored frame and " linked network anchor pole+gunite concrete " closed covering, fixed work both was played to slope surface
With, and can prevent rainwater from penetrating into slopes, it can effectively prevent phenomena such as coming down；
3, timely and effectively the intracorporal crevice water in slope can be discharged for the tapping pipe of slope surface, prevent side slope from " bulging " occur,
So that side slope has very strong drainability.
Detailed description of the invention
Specific embodiment of the present utility model is further described in detail with reference to the accompanying drawing, wherein：
Fig. 1 is a kind of overall structure figure of soil cutting side slope supporting construction of the utility model；
In figure：1- top of the slope, 2- anchor cable, 3- anchored frame, 4- platform, 5- φ 50mmPVC tapping pipe, 6- flexible porous tube,
7- anchor pole, 8- steel fibre reinforced concrete coating, 9- slope surface, 10- sough.
Specific embodiment
As shown in Figure 1, being a kind of integrally-built overall structure diagram of soil cutting side slope supporting construction, including top of the slope
1, anchor cable 2, anchored frame 3, platform 4, φ 50mmPVC tapping pipe 5, φ 100mm flexible porous tube 6, anchor pole 7, steel mesh coagulation
7 grades of side slopes are arranged in native coating 8, slope surface 9 and sough 10, the side slope altogether, and adjacent side slope is provided with 2m Wide Worktable, from slope
The preceding level Four side slope of foot to top of the slope 1 uses 1:2 ratio of slope, level V to the 7th grade of ratio of slope is 1 respectively:0.5,1:0.75,1:1,
The steel fibre reinforced concrete coating 8 that seven grades of side slopes are all made of linked network anchor pole 7 plus 150mm thickness is protected, level V to the
Seven grades of side slopes are reinforced using anchored frame 3.
The above-mentioned intercepting ditch that top of the slope 1 is arranged in, sough 10 and the oblique drainage hole of facing upward that slope surface 9 is arranged in constitute
The drainage system of the slope retaining structure, faces upward and installs tapping pipe in oblique drainage hole, and the tapping pipe uses Φ 50mmPVC tapping pipe
5 and FH100mm flexible porous tube 6 combines, and is all made of horizontal spacing 3m, and the level inclination of quincuncial arrangement, tapping pipe is
10 °, stretch out spray anchor face 200mm.
As a kind of technical optimization scheme of the utility model, exposed slope surface 9 is carried out between the top of the slope 1 and intercepting ditch
" linked network+hard bottom of spray 20cm thickness concrete " closure covering treatment, prevents rainwater from penetrating into.
As a kind of technical optimization scheme of the utility model, the slope surface 9 squeezes into anchor pole 7, hangs up steel mesh, top of the slope 1
The steel mesh of position and slope surface 9 and 4 connecting portion of platform is counter to be hung, and steel mesh is counter to hang 1m, and sprays 150mm thickness coagulation
Soil forms closed steel fibre reinforced concrete coating 8.
When the utility model is used, the main work progress for completing cut slope supporting construction by following steps：
Step 1：High cut slope excavation is first excavated using machinery according to sequence of excavation from top to bottom step by step, and is classified
Soil, then cooperate and manually repair slope removing sundries；
Step 2：Crosshead is set up, crosshead is set up using Φ 48.3mm × 3.6mm steel pipe, this engineering belongs to high slope
Engineering, erection construction platform are overlapped using bamboo springboard, overlap berm width 1.5m, every layer height 1.2m, peripheral hardware guard rail；
Step 3：The construction of anchor pole 7, the bore diameter of anchor pole 7 is φ 150mm, 25 ° of level inclination, bar diameter Φ 32mm, long
Spend 12m, horizontal spacing 3m, quincunx interlaced arrangement；
Step 4：Tapping pipe is installed in the construction of drainage hole, facing upward for present embodiment in oblique drainage hole, tapping pipe uses
The mode that Φ 50mmPVC tapping pipe 5 and φ 100mm flexible porous tube combine, is all made of horizontal spacing 3m, quincuncial arrangement,
The level inclination of tapping pipe is 10 °, stretches out spray anchor face 20cm；
Step 5：Using wet shot method gunite concrete coating 8 in two times；
Step 6：To the concrete newly sprayed, wet curing should be carried out, its surface wettability is kept, at the beginning of gunite concrete
2h starts after solidifying, and curing period is no less than 14 days；
Step 7：Frame foundation is excavated, it is basic using excavation lattice beam is manually carried out according to design size；
Step 8：2 hole pore-forming of anchor cable, anchor cable bore diameter 150mm, are constructed using pneumatic dry drill method by 20 ° of level inclination,
Hole depth should be more than anchorage cable design length 0.5m；
Step 9：The installation of anchored frame 3, steel strand manufacturing of the anchor cable 2 using 4 Φ S15.2, steel strand wires tensile strength
Standard value is 1860Mpa, length 24m, free segment 8m, and array pitch 3m × 3m is arranged on Vierendeel girder；
Step 10：Slip casting is carried out using secondary grouting technique, it is ensured that slurry perfusion is closely knit, is saturated；
Step 11：3 beam position slope surface of anchored frame is cleaned out, branch jail template after artificial assembling reinforcement, and in anchor
Rope position puts on Φ 75mmPVC pipe；
Step 12：It can be carried out after anchor hole injecting cement paste intensity and 3 beam concrete strength of anchored frame reach requirement pre-
Stress anchorage cable stretching, anchorage cable stretching power are 300kN, and lock value 240kN, situation without exception can carry out in three days after anchor cable locking
Sealing off and covering anchorage processing, completes entire High Cut Slope supporting construction.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
For limiting the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of soil cutting side slope supporting construction, including top of the slope（1）, anchor cable（2）, anchored frame（3）, platform（4）,φ
50mmPVC tapping pipe（5）, φ 100mm flexible porous tube（6）, anchor pole（7）, steel fibre reinforced concrete coating（8）, slope surface（9）With
Sough（10）, it is characterised in that：7 grades of side slopes are arranged in the side slope altogether, and adjacent side slope is provided with 2m Wide Worktable（4）, from slope
The preceding level Four side slope of foot to top of the slope uses 1:The ratio of slope of 2 ratio of slope, level V to the 7th grade of side slope is 1 respectively:0.5,1:
0.75,1:1, seven grades of side slopes are all made of linked network anchor pole（7）Add steel fibre reinforced concrete coating（8）It is protected, level V
Anchored frame is used to the 7th grade of side slope（3）It is reinforced.
2. slope retaining structure according to claim 1, it is characterised in that：The top of the slope（1）It is exposed between intercepting ditch
Slope surface（9）Carry out " the hard bottom of linked network+pneumatically placed concrete " closure covering treatment.
3. slope retaining structure according to claim 2, it is characterised in that：The top of the slope（1）Position and slope surface（9）With
Platform（4）The steel mesh of connecting portion is counter to be hung, and the anti-length hung of steel mesh is 1m.
4. slope retaining structure according to claim 1, it is characterised in that：The platform（4）It is provided with 1:50 gradient,
On the outside of slope aspect, and it is provided with gutter.
5. slope retaining structure according to claim 1, it is characterised in that：The slope retaining structure is additionally provided with draining system
System, including be arranged in top of the slope（1）Intercepting ditch, sough（10）And it is arranged in slope surface（9）Face upward oblique drainage hole, in hole
Tapping pipe is installed.
6. slope retaining structure according to claim 5, it is characterised in that：The tapping pipe is Φ 50mmPVC tapping pipe
（5）With φ 100mm flexible porous tube（6）It combines, the horizontal spacing 3m of setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820367995.9U CN208136927U (en) | 2018-03-19 | 2018-03-19 | A kind of soil cutting side slope supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820367995.9U CN208136927U (en) | 2018-03-19 | 2018-03-19 | A kind of soil cutting side slope supporting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208136927U true CN208136927U (en) | 2018-11-23 |
Family
ID=64289131
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820367995.9U Expired - Fee Related CN208136927U (en) | 2018-03-19 | 2018-03-19 | A kind of soil cutting side slope supporting construction |
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| Country | Link |
|---|---|
| CN (1) | CN208136927U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306571A (en) * | 2019-07-03 | 2019-10-08 | 中铁二十五局集团第五工程有限公司 | A kind of cutting excavation construction method |
| CN110453766A (en) * | 2019-08-23 | 2019-11-15 | 瑞派尔(宜昌)科技集团股份有限公司 | A kind of water guiding system making up the water supply neutral gear phase |
| CN110593279A (en) * | 2019-08-23 | 2019-12-20 | 中国十七冶集团有限公司 | Foundation pit slope support control method for weak-permeability soil |
| CN111691437A (en) * | 2020-06-19 | 2020-09-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Slope protection method and system |
| CN111980037A (en) * | 2020-08-31 | 2020-11-24 | 吕梁学院 | Protective structure is consolidated to regional bedding rock slope |
| CN114687361A (en) * | 2021-12-09 | 2022-07-01 | 中国铁建大桥工程局集团有限公司 | Construction method for preventing landslide of side slope at inlet of flood discharge tunnel |
| CN115354672A (en) * | 2022-08-18 | 2022-11-18 | 中铁十八局集团有限公司 | A method for strengthening the upward slope of tunnel entrance |
-
2018
- 2018-03-19 CN CN201820367995.9U patent/CN208136927U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306571A (en) * | 2019-07-03 | 2019-10-08 | 中铁二十五局集团第五工程有限公司 | A kind of cutting excavation construction method |
| CN110453766A (en) * | 2019-08-23 | 2019-11-15 | 瑞派尔(宜昌)科技集团股份有限公司 | A kind of water guiding system making up the water supply neutral gear phase |
| CN110593279A (en) * | 2019-08-23 | 2019-12-20 | 中国十七冶集团有限公司 | Foundation pit slope support control method for weak-permeability soil |
| CN111691437A (en) * | 2020-06-19 | 2020-09-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Slope protection method and system |
| CN111980037A (en) * | 2020-08-31 | 2020-11-24 | 吕梁学院 | Protective structure is consolidated to regional bedding rock slope |
| CN114687361A (en) * | 2021-12-09 | 2022-07-01 | 中国铁建大桥工程局集团有限公司 | Construction method for preventing landslide of side slope at inlet of flood discharge tunnel |
| CN114687361B (en) * | 2021-12-09 | 2024-05-03 | 中国铁建大桥工程局集团有限公司 | Construction method for flood discharge tunnel entrance side slope anti-slip slope |
| CN115354672A (en) * | 2022-08-18 | 2022-11-18 | 中铁十八局集团有限公司 | A method for strengthening the upward slope of tunnel entrance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 |