CN110700287A - Rock engineering wound ecological restoration method - Google Patents
Rock engineering wound ecological restoration method Download PDFInfo
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- CN110700287A CN110700287A CN201910971503.6A CN201910971503A CN110700287A CN 110700287 A CN110700287 A CN 110700287A CN 201910971503 A CN201910971503 A CN 201910971503A CN 110700287 A CN110700287 A CN 110700287A
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- slope
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- ecological restoration
- rock
- restoration method
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- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- 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
- E02D17/202—Securing of slopes or inclines with flexible securing means
-
- 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
- E02D5/74—Means for anchoring structural elements or bulkheads
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention relates to the field of ecological restoration, and discloses a rock engineering wound ecological restoration method which comprises the steps of compacting a slope surface, uniformly dividing the slope surface by adopting a lattice beam, uniformly scattering fertile soil on the outer surface of the slope surface for the growth of plants and enhancing the strength of the soil.
Description
Technical Field
The invention relates to the technical field of ecological restoration, in particular to an ecological restoration method for rock engineering wound surfaces.
Background
Although the traditional treatment method such as anchor spraying concrete can solve the problems of slope stability and water and soil loss in certain degree, serious environmental pollution problems such as visual pollution and ecological imbalance are caused, so that the environment is not protected favorably, and the effect of preventing soil loss cannot be achieved.
Disclosure of Invention
The invention provides a rock engineering wound ecological restoration method, which aims to solve the defect that soil loss cannot be prevented in the prior art.
The invention provides a rock engineering wound ecological restoration method, which specifically comprises the following steps:
s1, dividing the slope surface by using lattice beams, fixing the lattice beams on the slope surface by using anchor rods, wherein the cross-sectional area of each protective lattice beam is 250 mm-400 mm, the interval along the longitudinal direction and the transverse direction of each slope surface lattice beam is 3-5m, the three-span is one truss, a gap of 20-30mm is arranged between every two adjacent truss beams, 2-4 rows of anchor rods are arranged along the slope surface, the length of each anchor rod is 4-7m, the diameter of a drilled hole is 100-115mm, and the incident angle is 37 degrees;
s2, arranging drainage ditches and intercepting ditches at the bottom and the top of the slope respectively, protecting the slope at the bottom of the slope by adopting prestressed anchor cables and concrete frame beams, wherein the cross-sectional area of the lattice beams is 400 x 700mm, the distance between the lattice beams and the slope is 3-4m in the longitudinal direction and the transverse direction, and the three spans are one truss;
s3, normally, the rock slope is lack of soil and water needed by plant growth, and the plant cannot be directly sown, at the moment, the soil is uniformly covered on the surface of the slope by a foreign soil blowing method, and the thickness of the soil is kept at 20-40 cm;
s4, after the step S3 is completed, mixing the plant seeds, the artificial synthetic soil and water together, and directly spraying the mixture onto the slope surface needing greening through a spray seeder;
s5, before construction of site leveling, excavation and repair projects, fertile topsoil is collected on one side, disturbance on the upper layer of the nature is reduced, meanwhile, after the earthwork projects are completed, the soil is leveled in time and laid according to the original program, and the growth of plant roots is facilitated;
and S6, after the step S5 is completed, laying an iron wire net on the outer surface of the whole slope, enabling the lower surface of the iron wire net to be in contact with the lattice beams, fixing the outer edge of the iron wire net on the slope through a connecting piece, enabling the mesh size of the iron wire net to be 20 x 20cm, and after the iron wire net is laid, spraying the growth substrate of the plants on the slope.
Preferably, the growth substrate specifically comprises a soil conditioner, a fertilizer, a binder and a water retention agent.
Preferably, the slope is compacted by a compactor before the step S1 is performed.
Preferably, the foreign soil blowing method is an engineering physical treatment method in soil remediation treatment, wherein clean soil is added to the surface of original soil to reduce the contact between plant roots and the surface of the original soil.
Preferably, for the stone side slope with lower height, an ecological vegetation bag method can be adopted, namely, the surface soil with extremely steep slope and vegetation on one side can be attached outside the side slope by utilizing the fixing effect of the bag on the soil.
Preferably, the vine covered slope can be stopped for certain large-gradient rock slopes which are too close to the building and are inconvenient for complex greening engineering.
Preferably, a filler is disposed in the gap in the step S1, and the filler is specifically asphalt hemp.
The invention provides a rock engineering wound ecological restoration method, which aims to solve the problems of visual pollution and ecological imbalance, comprehensively utilizes lattice beam, anchor rod, wire netting and ecological bag engineering measures, and ensures that the treated side slope and the surrounding environment are integrated and harmoniously coexist on the premise of realizing engineering safety, thereby providing practical experience for ecological restoration engineering similar to rock high and steep slopes. .
Detailed Description
The invention is further illustrated by the following examples.
Example 1
A rock engineering wound ecological restoration method specifically comprises the following steps:
s1, dividing the slope surface by using lattice beams, fixing the lattice beams on the slope surface by using anchor rods, protecting the cross-sectional area of the lattice beams to be 250mm x 400mm, setting the interval between the lattice beams along the longitudinal direction and the transverse direction of the slope surface to be 3m, setting a three-span to be one truss, setting a gap of 20mm between two adjacent truss beams, setting fillers in the gap, wherein the fillers are asphalt hemp fibers, setting 2 rows of the anchor rods along the slope surface, the length of each anchor rod to be 4m, the diameter of each drilled hole to be 100mm, and the incident angle to be 37 degrees, and before the step S1, compacting the slope surface by using a soil compactor;
s2, arranging drainage ditches and intercepting ditches at the bottom and the top of the slope respectively, protecting the slope at the bottom of the slope by adopting prestressed anchor cables and concrete frame beams, wherein the cross-sectional area of the lattice beams is 400 x 700mm, the distance between the lattice beams and the slope is 3m in the longitudinal direction and the transverse direction, and the three spans are one truss;
s3, the common rock slope lacks soil and moisture needed by plant growth, and can not directly sow plants, at the moment, the soil is uniformly covered on the surface of the slope by utilizing a foreign soil blowing method, the thickness of the soil is kept at 20cm, the foreign soil blowing method is to add clean soil on the surface of original soil, reduce the contact between the root system of the plant and the surface of the original soil, and is an engineering physical treatment method in soil restoration treatment;
s4, after the step S3 is completed, mixing the plant seeds, the artificial synthetic soil and water together, and directly spraying the mixture onto the slope surface needing greening through a spray seeder;
s5, before construction of site leveling, excavation and repair projects, fertile topsoil is collected on one side, disturbance on the upper layer of the nature is reduced, meanwhile, after the earthwork projects are completed, the soil is leveled in time and laid according to the original program, and the growth of plant roots is facilitated;
and S6, after the step S5 is completed, laying an iron wire net on the outer surface of the whole slope, enabling the lower surface of the iron wire net to be in contact with the lattice beams, fixing the outer edge of the iron wire net on the slope through a connecting piece, enabling the mesh size of the iron wire net to be 20 x 20cm, and spraying a growth substrate of the plant on the slope after the iron wire net is laid, wherein the growth substrate specifically comprises a soil conditioner, a fertilizer, an adhesive and a water-retaining agent.
For the stone side slope with lower height, an ecological vegetation bag method can be adopted, namely, the surface soil with extremely steep slope and vegetation on one side can be attached to the outside of the side slope by utilizing the fixing effect of the bag on the soil, and for certain large-slope rock side slopes which are too close to a building and are inconvenient for carrying out complex greening engineering, the vine plant coverage side slope can be stopped.
Example 2
A rock engineering wound ecological restoration method specifically comprises the following steps:
s1, dividing the slope surface by using lattice beams, fixing the lattice beams on the slope surface by using anchor rods, protecting the cross-sectional area of the lattice beams to be 250mm x 400mm, setting the interval between the lattice beams along the longitudinal direction and the transverse direction of the slope surface to be 4m, setting a three-span to be one truss, setting a gap of 25mm between two adjacent truss beams, setting fillers in the gap, wherein the fillers are asphalt hemp fibers, setting 3 rows of the anchor rods along the slope surface, setting the length of each anchor rod to be 4-7m, setting the diameter of each drilled hole to be 108mm, setting the incident angle to be 37 degrees, and before the step S1, compacting the slope surface by using a soil compactor;
s2, arranging drainage ditches and intercepting ditches at the bottom and the top of the slope respectively, protecting the slope at the bottom of the slope by adopting prestressed anchor cables and concrete frame beams, wherein the cross-sectional area of the lattice beams is 400 x 700mm, the distance between the lattice beams and the slope is 3.5m in the longitudinal direction and the transverse direction, and the three spans are one truss;
s3, the common rock slope lacks soil and moisture needed by plant growth, and can not directly sow plants, at the moment, the soil is uniformly covered on the surface of the slope by utilizing a foreign soil blowing method, the thickness of the soil is kept at 30cm, the foreign soil blowing method is to add clean soil on the surface of original soil, reduce the contact between the root system of the plant and the surface of the original soil, and is an engineering physical treatment method in soil restoration treatment;
s4, after the step S3 is completed, mixing the plant seeds, the artificial synthetic soil and water together, and directly spraying the mixture onto the slope surface needing greening through a spray seeder;
s5, before construction of site leveling, excavation and repair projects, fertile topsoil is collected on one side, disturbance on the upper layer of the nature is reduced, meanwhile, after the earthwork projects are completed, the soil is leveled in time and laid according to the original program, and the growth of plant roots is facilitated;
and S6, after the step S5 is completed, laying an iron wire net on the outer surface of the whole slope, enabling the lower surface of the iron wire net to be in contact with the lattice beams, fixing the outer edge of the iron wire net on the slope through a connecting piece, enabling the mesh size of the iron wire net to be 20 x 20cm, and spraying a growth substrate of the plant on the slope after the iron wire net is laid, wherein the growth substrate specifically comprises a soil conditioner, a fertilizer, an adhesive and a water-retaining agent.
For the stone side slope with lower height, an ecological vegetation bag method can be adopted, namely, the surface soil with extremely steep slope and vegetation on one side can be attached to the outside of the side slope by utilizing the fixing effect of the bag on the soil, and for certain large-slope rock side slopes which are too close to a building and are inconvenient for carrying out complex greening engineering, the vine plant coverage side slope can be stopped.
Example 3
A rock engineering wound ecological restoration method specifically comprises the following steps:
s1, dividing the slope surface by using lattice beams, fixing the lattice beams on the slope surface by using anchor rods, ensuring that the cross-sectional area of the lattice beams is 250mm x 400mm, the longitudinal and transverse intervals of the lattice beams on the slope surface are 5m, the three-span is one truss, a gap of 30mm is formed between every two adjacent truss beams, filling materials are arranged in the gap, the filling materials are asphalt hemp yarns, the anchor rods are arranged in 4 rows along the slope surface, the length of each anchor rod is 7m, the diameter of each drilled hole is 115mm, the incident angle is 37 degrees, and before the step S1 is carried out, a soil compactor is required to compact the slope surface;
s2, arranging drainage ditches and intercepting ditches at the bottom and the top of the slope respectively, protecting the slope at the bottom of the slope by adopting prestressed anchor cables and concrete frame beams, wherein the cross-sectional area of the lattice beams is 400 x 700mm, the longitudinal and transverse spacing of the lattice beams is 4m along the slope, and the three spans are one truss;
s3, the common rock slope lacks soil and moisture needed by plant growth, and can not directly sow plants, at the moment, the soil is uniformly covered on the surface of the slope by utilizing a foreign soil blowing method, the thickness of the soil is kept at 40cm, the foreign soil blowing method is to add clean soil on the surface of original soil, reduce the contact between the root system of the plant and the surface of the original soil, and is an engineering physical treatment method in soil restoration treatment;
s4, after the step S3 is completed, mixing the plant seeds, the artificial synthetic soil and water together, and directly spraying the mixture onto the slope surface needing greening through a spray seeder;
s5, before construction of site leveling, excavation and repair projects, fertile topsoil is collected on one side, disturbance on the upper layer of the nature is reduced, meanwhile, after the earthwork projects are completed, the soil is leveled in time and laid according to the original program, and the growth of plant roots is facilitated;
and S6, after the step S5 is completed, laying an iron wire net on the outer surface of the whole slope, enabling the lower surface of the iron wire net to be in contact with the lattice beams, fixing the outer edge of the iron wire net on the slope through a connecting piece, enabling the mesh size of the iron wire net to be 20 x 20cm, and spraying a growth substrate of the plant on the slope after the iron wire net is laid, wherein the growth substrate specifically comprises a soil conditioner, a fertilizer, an adhesive and a water-retaining agent.
For the stone side slope with lower height, an ecological vegetation bag method can be adopted, namely, the surface soil with extremely steep slope and vegetation on one side can be attached to the outside of the side slope by utilizing the fixing effect of the bag on the soil, and for certain large-slope rock side slopes which are too close to a building and are inconvenient for carrying out complex greening engineering, the vine plant coverage side slope can be stopped.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A rock engineering wound ecological restoration method is characterized by comprising the following steps:
s1, dividing the slope surface by using lattice beams, fixing the lattice beams on the slope surface by using anchor rods, wherein the cross-sectional area of each protective lattice beam is 250 mm-400 mm, the interval along the longitudinal direction and the transverse direction of each slope surface lattice beam is 3-5m, the three-span is one truss, a gap of 20-30mm is arranged between every two adjacent truss beams, 2-4 rows of anchor rods are arranged along the slope surface, the length of each anchor rod is 4-7m, the diameter of a drilled hole is 100-115mm, and the incident angle is 37 degrees;
s2, arranging drainage ditches and intercepting ditches at the bottom and the top of the slope respectively, protecting the slope at the bottom of the slope by adopting prestressed anchor cables and concrete frame beams, wherein the cross-sectional area of the lattice beams is 400 x 700mm, the distance between the lattice beams and the slope is 3-4m in the longitudinal direction and the transverse direction, and the three spans are one truss;
s3, normally, the rock slope is lack of soil and water needed by plant growth, and the plant cannot be directly sown, at the moment, the soil is uniformly covered on the surface of the slope by a foreign soil blowing method, and the thickness of the soil is kept at 20-40 cm;
s4, after the step S3 is completed, mixing the plant seeds, the artificial synthetic soil and water together, and directly spraying the mixture onto the slope surface needing greening through a spray seeder;
s5, before construction of site leveling, excavation and repair projects, fertile topsoil is collected on one side, disturbance on the upper layer of the nature is reduced, meanwhile, after the earthwork projects are completed, the soil is leveled in time and laid according to the original program, and the growth of plant roots is facilitated;
and S6, after the step S5 is completed, laying an iron wire net on the outer surface of the whole slope, enabling the lower surface of the iron wire net to be in contact with the lattice beams, fixing the outer edge of the iron wire net on the slope through a connecting piece, enabling the mesh size of the iron wire net to be 20 x 20cm, and after the iron wire net is laid, spraying the growth substrate of the plants on the slope.
2. The ecological restoration method for the wound surface of the rock engineering as claimed in claim 1, wherein the growth substrate comprises a soil conditioner, a fertilizer, a binder and a water retention agent.
3. The ecological restoration method for the wound surface of the rock engineering as claimed in claim 1, wherein a compactor is required to be used to compact the slope surface before the step S1.
4. The ecological restoration method for the wound surface of the rock engineering as claimed in claim 1, wherein the foreign soil blowing method is a physical engineering treatment method in soil restoration treatment by adding clean soil to the surface of original soil to reduce the contact between the plant root system and the original soil surface.
5. The ecological restoration method for the wound surface of the rock engineering according to claim 1, characterized in that for the rocky slope with a lower height, an ecological vegetation pocket method can be adopted, namely, the surface soil with a steep slope and vegetation thereof on one side can be attached to the outside of the slope by utilizing the fixing effect of the pocket on the soil.
6. The ecological restoration method for wound surfaces of rock engineering as claimed in claim 1, wherein the vine covered slope can be stopped for some large-slope rock slopes too close to buildings for inconvenient complex greening engineering.
7. The ecological restoration method for the wound surface in the rock engineering according to claim 1, wherein a filler is arranged in the gap in the step S1, and the filler is asphalt hemp.
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| CN201910971503.6A CN110700287A (en) | 2019-10-14 | 2019-10-14 | Rock engineering wound ecological restoration method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636444A (en) * | 2020-05-22 | 2020-09-08 | 中电建十一局工程有限公司 | Water and soil conservation method for side slope in high-altitude area |
| CN111684891A (en) * | 2020-06-22 | 2020-09-22 | 河南大学 | Ecological restoration method for stony desertification mountains |
| CN113565084A (en) * | 2021-06-22 | 2021-10-29 | 叶浩全 | Water-retaining corrosion-resistant soil surface layer protection method for engineering side slope |
| CN115005022A (en) * | 2022-06-14 | 2022-09-06 | 保利长大工程有限公司 | Greening method for rocky slope |
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| CN104878767A (en) * | 2015-05-28 | 2015-09-02 | 杭州江润科技有限公司 | Construction method for carrying out plant-growing concrete and plastic stone combined ecological landscape protection on rocky side slope |
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2019
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636444A (en) * | 2020-05-22 | 2020-09-08 | 中电建十一局工程有限公司 | Water and soil conservation method for side slope in high-altitude area |
| CN111684891A (en) * | 2020-06-22 | 2020-09-22 | 河南大学 | Ecological restoration method for stony desertification mountains |
| CN113565084A (en) * | 2021-06-22 | 2021-10-29 | 叶浩全 | Water-retaining corrosion-resistant soil surface layer protection method for engineering side slope |
| CN115005022A (en) * | 2022-06-14 | 2022-09-06 | 保利长大工程有限公司 | Greening method for rocky slope |
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