CN109403356B - Side slope supporting structure - Google Patents
Side slope supporting structure Download PDFInfo
- Publication number
- CN109403356B CN109403356B CN201811332528.3A CN201811332528A CN109403356B CN 109403356 B CN109403356 B CN 109403356B CN 201811332528 A CN201811332528 A CN 201811332528A CN 109403356 B CN109403356 B CN 109403356B
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- CN
- China
- Prior art keywords
- slope
- flood
- drainage
- layer
- side slope
- 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.)
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- 239000004567 concrete Substances 0.000 claims abstract description 38
- 239000004575 stone Substances 0.000 claims abstract description 28
- 239000002689 soil Substances 0.000 claims abstract description 22
- 238000004873 anchoring Methods 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims description 25
- 238000010276 construction Methods 0.000 claims description 17
- 239000010865 sewage Substances 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000005056 compaction Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000010813 municipal solid waste Substances 0.000 abstract description 6
- 239000002910 solid waste Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011144 upstream manufacturing 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
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
Abstract
The invention provides a side slope support structure; grooves are formed in natural slopes, concrete cushion layers, drainage box culverts and flood intercepting ditches are sequentially poured in the grooves, and backfill earth and stone layers are compacted. The invention integrates flood drainage, anchoring, protection, passing and slope support, effectively solves the flood drainage problems of engineering such as a tower-shaped industrial solid waste disposal site, a household garbage landfill site and the like, and simultaneously reduces a flood drainage tunnel by utilizing a drainage box culvert; the seepage prevention system is anchored by utilizing the drainage box culvert and the flood interception ditch, so that the anchoring ditches are reduced; the flood intercepting ditch wall is used as a basis of a safety protection system, so that independent basis of the safety protection system is reduced; the flood drainage system is utilized to build a passing road by using a soil and stone backfill platform at the side of a natural slope, so that the number of roads in a circular warehouse is reduced; the anchor spraying support is carried out on the excavated slope, so that the problem of slope stability is effectively solved; in addition, the integrated structure also reduces the engineering quantity, the occupied area and the engineering investment, and has good engineering effect.
Description
Technical Field
The invention relates to a side slope supporting structure which is suitable for projects such as pyramid-type industrial solid waste disposal sites (second-class industrial solid and dangerous waste), household garbage landfill sites and the like, in particular to a structure integrating flood drainage, anchoring, protection, passing and side slope supporting.
Background
In the projects of pyramid-shaped industrial solid waste disposal sites, household garbage landfill sites and the like, in order to meet the flood discharge needs, a drainage tunnel is often required to be arranged, and the upstream flood of the disposal site or the landfill site is discharged to the downstream; in order to meet the anchoring requirement of the anti-seepage system, an anchoring ditch is often required to anchor the anti-seepage system, and in order to meet the safety requirement, protection rails are often required to be arranged around a disposal site or a landfill site and the site Zhou Doubian slope is often required to be supported.
At present, in engineering construction processes such as pyramid-type industrial solid waste disposal sites, household garbage landfill sites and the like, a flood discharge tunnel, a drainage ditch, an anchoring ditch and a protection railing are generally arranged respectively, so that not only are the engineering quantity and the occupied area increased, but also engineering investment is increased, and unnecessary waste is caused. If the single structure can be optimized and arranged as a whole, the engineering investment is greatly reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a side slope supporting structure, which optimizes the structure and is arranged as a whole structure so as to achieve the purposes of reducing engineering quantity, occupied area and engineering investment.
The invention is realized by the following technical scheme.
The invention provides a side slope supporting structure; arranging a groove in a natural side slope, sequentially pouring a concrete cushion layer, a drainage box culvert and a flood intercepting ditch in the groove, and compacting a backfill stone layer; a concrete pavement is paved on the surface of the soil and stone layer, and a safety protection railing is arranged on one side of the flood interception ditch; one side of the groove is sequentially provided with an anchor rod, a concrete net hanging steel bar and a side slope drain hole, the other side of the groove is sequentially excavated with a slope sewage intercepting ditch and a side slope, and an impermeable layer is paved on the side slope and anchored; the surface of the impermeable layer is piled with slag bodies, and green belts are arranged on the slag bodies.
The green belt, the slag body, the impermeable layer, the side slope and the slope sewage intercepting ditch form a storage area slag piling impermeable system.
And the soil and stone layer, the concrete cushion layer, the drainage box culvert and the flood intercepting ditch form a flood drainage system.
The concrete pavement, the concrete net hanging steel bars, the anchor rods and the side slope drainage holes form a traffic road and side slope support system.
The impermeable layer is anchored at the top of the drainage box culvert and the bottom of the flood intercepting ditch.
The construction steps are as follows:
(1) and (3) construction of a side slope support system: an anchor rod, a sprayed concrete net hanging steel bar and a drilled slope drainage hole are sequentially arranged in the natural slope;
(2) and (3) constructing a flood drainage system: digging a groove on one side of the side slope support system, pouring a concrete cushion layer and a drainage box culvert in the groove, and backfilling a soil and stone layer and compacting;
(3) construction of a reservoir region slag stacking seepage prevention system: sequentially excavating a slope sewage intercepting ditch and a slope on one side of a flood drainage system, paving an impermeable layer on the slope, and anchoring the impermeable layer;
(4) and (3) constructing a flood drainage system: casting a flood intercepting ditch in the soil and stone layer, and backfilling the soil and stone layer for compaction;
(5) and (3) construction of a passing road: paving a concrete pavement on the surface of the soil and stone layer;
(6) and (3) construction of a safety protection system: a safety protection railing is arranged on one side of the flood interception ditch;
(7) paving a green belt: and stacking slag bodies on the surface of the impermeable layer, and paving green belts on the slag bodies.
In the step (6), the safety protection railing is positioned at one side of the flood interception ditch close to the slope sewage interception ditch.
The compactness of the soil and stone layer is not lower than 0.92.
The invention has the beneficial effects that: the flood drainage, anchoring, protection, passing and slope support are integrated, so that the flood drainage problems of engineering such as a tower-shaped industrial solid waste disposal site, a household garbage landfill site and the like are effectively solved, and meanwhile, a flood drainage tunnel is reduced by utilizing a drainage box culvert; the seepage prevention system is anchored by utilizing the drainage box culvert and the flood interception ditch, so that the anchoring ditches are reduced; the flood intercepting ditch wall is used as a basis of a safety protection system, so that independent basis of the safety protection system is reduced; the flood drainage system is utilized to build a passing road by using a soil and stone backfill platform at the side of a natural slope, so that the number of roads in a circular warehouse is reduced; the anchor spraying support is carried out on the excavated slope, so that the problem of slope stability is effectively solved; in addition, the integrated structure also reduces the engineering quantity, the occupied area and the engineering investment, and has good engineering effect.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
in the figure: 1-green belt, 2-slag body, 3-impermeable layer, 4-side slope, 5-slope sewage intercepting ditch, 6-soil and stone layer, 7-concrete cushion layer, 8-drainage box culvert, 9-intercepting ditch, 10-safety protection railing, 11-in-situ surface line, 12-concrete pavement, 13-concrete net hanging steel bar, 14-anchor rod, 15-side slope drain hole and 16-natural side slope.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the above.
As shown in fig. 1, a side slope support structure, the structure extending in a longitudinal direction; a groove is arranged in a natural side slope 16, a concrete cushion layer 7, a drainage box culvert 8 and a flood intercepting ditch 9 are sequentially poured in the groove, and the backfill soil and stone layer 6 is compacted; a concrete pavement 12 is paved on the surface of the soil and stone layer 6, and a safety protection railing 10 is arranged on one side of the flood interception ditch 9; one side of the groove is sequentially provided with an anchor rod 14, a concrete net hanging steel bar 13 and a side slope drain hole 15, the other side of the groove is sequentially excavated with a slope sewage intercepting ditch 5 and a side slope 4, and an impermeable layer 3 is paved and anchored on the side slope 4; the surface of the impermeable layer 3 is piled with a slag body 2, and the slag body 2 is provided with a green belt 1.
The green belt 1, the slag body 2, the impermeable layer 3, the slope 4 and the slope sewage intercepting ditch 5 form a storage area slag piling impermeable system.
The soil and stone layer 6, the concrete cushion layer 7, the drainage box culvert 8 and the flood intercepting ditch 9 form a flood drainage system.
The concrete pavement 12, the concrete net hanging steel bars 13, the anchor rods 14 and the side slope drainage holes 15 form a traffic road and side slope support system.
The impermeable layer 3 is anchored at the top of the drainage box culvert 8 and the bottom of the flood intercepting ditch 9.
The invention is based on actual geological conditions, can be arranged at the place with poor geological conditions, can not be arranged under the good geological conditions, and comprises the following construction steps:
(1) on the basis of excavation, backfill and finishing of side slopes of pyramid-shaped industrial solid waste disposal sites (second-class industrial solid and dangerous waste), reservoir areas of household garbage landfill sites and excavation of anchoring platforms, side slope support system construction is carried out: an anchor rod 14, an injection concrete net hanging steel bar 13 and a drilling slope drain hole 15 are sequentially arranged in a natural slope 16;
(2) and (3) constructing a flood drainage system: digging a groove on one side of the side slope support system, pouring a concrete cushion layer 7 and a drainage box culvert 8 in the groove, and backfilling the soil and stone layer 6 and compacting;
(3) construction of a reservoir region slag stacking seepage prevention system: sequentially excavating a slope sewage intercepting ditch 5 and a side slope 4 at one side of a flood drainage system, paving an impermeable layer 3 on the side slope 4, and anchoring the impermeable layer 3;
(4) and (3) constructing a flood drainage system: casting flood intercepting ditches 9 in the soil and stone layer 6, and backfilling the soil and stone layer 6 for compaction;
(5) and (3) construction of a passing road: paving a concrete pavement 12 on the surface of the soil and stone layer 6;
(6) and (3) construction of a safety protection system: a safety guard rail 10 is arranged on one side of the flood interception ditch 9;
(7) laying a green belt 1: a slag body 2 is piled on the surface of the impermeable layer 3, and a green belt 1 is paved on the slag body 2.
In the step (6), the safety guard rail 10 is positioned at one side of the flood interception ditch 9 close to the slope sewage interception ditch 5.
The compactness of the soil and stone layer 6 is not lower than 0.92 so as to avoid uneven sedimentation and damage to the concrete pavement 12 and the storage area slag accumulation and seepage prevention system.
Preferably, the green belt 6 is specifically prepared by covering the slag body 4 with 40cm thick cultivated soil, and planting grass on the cultivated soil.
Preferably, the type of the slag body 2, the type of the impermeable layer, the slope ratio of the slope 4 and the section size of the slope sewage intercepting ditch 5 are determined according to actual engineering conditions.
Preferably, the concrete cushion 7 is made of C15 concrete, the thickness is 10cm, and the surface size is the same as the bottom size of the drainage box culvert 8.
Preferably, the sections of the drainage box culvert 8 and the flood interception ditch 9 are rectangular, and the size is determined according to actual engineering conditions.
Preferably, the safety guard rail 10 has a height of 2.25m and a spacing of 3m.
Preferably, the concrete pavement 12 is C25 concrete and has a thickness of 20cm.
Preferably, the concrete in the concrete net hanging steel bar 13 adopts C20 concrete, the thickness is 10cm, and the net hanging steel bar is phi 6.5@20×20cm.
Preferably, anchor bar 14 is of Φ25, l= 3m@2.0 ×2.0m, exposed for 10cm.
Preferably, the slope drain hole 15 adopts phi 50, L= 3m@2.0 ×2.0m, and is exposed for 10cm.
Claims (5)
1. The utility model provides a side slope supporting construction which characterized in that: a groove is arranged in a natural side slope (16), a concrete cushion layer (7), a drainage box culvert (8) and a flood intercepting ditch (9) are sequentially poured in the groove, and the backfill earth and stone layer (6) is compacted; a concrete pavement (12) is paved on the surface of the earth and stone layer (6), and a safety protection railing (10) is arranged on one side of the flood interception ditch (9); one side of the groove is sequentially provided with an anchor rod (14), a concrete net hanging steel bar (13) and a side slope drainage hole (15), the other side of the groove is sequentially excavated with a slope sewage intercepting ditch (5) and a side slope (4), and an impermeable layer (3) is paved and anchored on the side slope (4); the surface of the impermeable layer (3) is piled with slag bodies (2), and green belts (1) are arranged on the slag bodies (2);
the construction steps are as follows:
(1) and (3) construction of a side slope support system: an anchor rod (14), an injection concrete net hanging steel bar (13) and a drilling slope drain hole (15) are sequentially arranged in a natural slope (16);
(2) and (3) constructing a flood drainage system: digging a groove on one side of the side slope support system, pouring a concrete cushion layer (7) and a drainage box culvert (8) in the groove, and then backfilling the soil and stone layer (6) and compacting;
(3) construction of a reservoir region slag stacking seepage prevention system: sequentially excavating a slope sewage intercepting ditch (5) and a side slope (4) at one side of a flood drainage system, paving an impermeable layer (3) on the side slope (4), and anchoring the impermeable layer (3);
(4) and (3) constructing a flood drainage system: pouring a flood intercepting ditch (9) in the earth and stone layer (6), and backfilling the earth and stone layer (6) for compaction;
(5) and (3) construction of a passing road: paving a concrete pavement (12) on the surface of the earth and stone layer (6);
(6) and (3) construction of a safety protection system: a safety guard rail (10) is arranged at one side of the flood interception ditch (9);
(7) paving a green belt (1): piling up a slag body (2) on the surface of the impermeable layer (3), and paving a green belt (1) on the slag body (2);
in the step (6), the safety guard rail (10) is positioned at one side of the flood interception ditch (9) close to the slope sewage interception ditch (5);
the compactness of the earth and stone layer (6) is not lower than 0.92.
2. A slope support structure as claimed in claim 1, wherein: the green belt (1), the slag body (2), the impermeable layer (3), the side slope (4) and the slope sewage intercepting ditch (5) form a slag piling impermeable system in a reservoir area.
3. A slope support structure as claimed in claim 1, wherein: the soil and stone layer (6), the concrete cushion layer (7), the drainage box culvert (8) and the flood intercepting ditch (9) form a flood drainage system.
4. A slope support structure as claimed in claim 1, wherein: the concrete pavement (12), the concrete net hanging steel bars (13), the anchor rods (14) and the side slope drainage holes (15) form a traffic road and side slope support system.
5. A slope support structure as claimed in claim 1, wherein: the impermeable layer (3) is anchored at the top of the drainage box culvert (8) and the bottom of the flood interception ditch (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332528.3A CN109403356B (en) | 2018-11-09 | 2018-11-09 | Side slope supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332528.3A CN109403356B (en) | 2018-11-09 | 2018-11-09 | Side slope supporting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109403356A CN109403356A (en) | 2019-03-01 |
| CN109403356B true CN109403356B (en) | 2024-03-19 |
Family
ID=65472805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811332528.3A Active CN109403356B (en) | 2018-11-09 | 2018-11-09 | Side slope supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109403356B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305965A (en) * | 2022-07-01 | 2022-11-08 | 中国电建集团贵阳勘测设计研究院有限公司 | Underground collecting and draining and water seal treatment method for slag warehouse leaked sewage at bottom of warehouse |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200270240Y1 (en) * | 2001-12-31 | 2002-03-29 | 주식회사 만영엔지니어링 | Drain ditch used as stairs constructed on a slope of roadside |
| CN201132806Y (en) * | 2007-11-27 | 2008-10-15 | 贵阳铝镁设计研究院 | Work platform around valley type red mud storage yard |
| CN204000960U (en) * | 2014-07-29 | 2014-12-10 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of trade waste landfill yard rock side slope plastic film mulch leakage preventing structure |
| CN104652581A (en) * | 2015-01-27 | 2015-05-27 | 北京锄禾环保技术有限公司 | Multi-stage slope anchoring structure for realizing rainwater and sewage separation |
| KR20160097486A (en) * | 2015-02-09 | 2016-08-18 | 한국도로공사 | Road drainage facility and construction methods accordingly |
| CN209482321U (en) * | 2018-11-09 | 2019-10-11 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of slope retaining structure |
-
2018
- 2018-11-09 CN CN201811332528.3A patent/CN109403356B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200270240Y1 (en) * | 2001-12-31 | 2002-03-29 | 주식회사 만영엔지니어링 | Drain ditch used as stairs constructed on a slope of roadside |
| CN201132806Y (en) * | 2007-11-27 | 2008-10-15 | 贵阳铝镁设计研究院 | Work platform around valley type red mud storage yard |
| CN204000960U (en) * | 2014-07-29 | 2014-12-10 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of trade waste landfill yard rock side slope plastic film mulch leakage preventing structure |
| CN104652581A (en) * | 2015-01-27 | 2015-05-27 | 北京锄禾环保技术有限公司 | Multi-stage slope anchoring structure for realizing rainwater and sewage separation |
| KR20160097486A (en) * | 2015-02-09 | 2016-08-18 | 한국도로공사 | Road drainage facility and construction methods accordingly |
| CN209482321U (en) * | 2018-11-09 | 2019-10-11 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of slope retaining structure |
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| Publication number | Publication date |
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| CN109403356A (en) | 2019-03-01 |
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