CN110670607A - Ecological restoration construction process - Google Patents
Ecological restoration construction process Download PDFInfo
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- CN110670607A CN110670607A CN201910941405.8A CN201910941405A CN110670607A CN 110670607 A CN110670607 A CN 110670607A CN 201910941405 A CN201910941405 A CN 201910941405A CN 110670607 A CN110670607 A CN 110670607A
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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
- E02D17/207—Securing of slopes or inclines with means incorporating sheet piles or piles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- 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
- E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
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- 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
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
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- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Botany (AREA)
- Water Supply & Treatment (AREA)
- Cultivation Of Plants (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses an ecological restoration construction process, which comprises the following steps: 1) cleaning a slope surface; 2) punching; 3) net laying and anchor fixing; 4) laying a sprinkling irrigation facility; 5) spraying vegetation mixed soil; 6) and (3) later maintenance and management: after the spray seeding of the vegetation layer is finished, the maintenance work of the vegetation in the rooting recovery period is of great importance. The invention solves the stability of the surface soil of the slope, ensures that the slope is more stable, solves the greening and protection of high and steep slopes, improves the severe environment, prevents water and soil loss, restores the ecologically damaged area and standardizes the ecological restoration construction operation.
Description
Technical Field
The invention relates to the technical field of construction processes for vegetation restoration and ecological environment reconstruction of ecologically damaged areas, in particular to an ecological restoration construction process.
Background
The ecological restoration construction is that seeds start to germinate and grow through a professional ecological restoration construction technology in ecological damaged areas such as road side slopes, mines, quarries, dams, industrial tailing ponds, garbage dumps, desert rock lands and the like, so that the seeds grow rapidly into forests with high survival rate and severe environment improvement. The existing ecological restoration construction process has the following problems:
(1) cannot resist rain wash, is easy to fall off, and has no permanence;
(2) the limitation is strong, and high conditions are provided for climate and natural environment;
(3) there is no systematic and normative operating technology;
(4) not suitable for high and steep slopes;
(5) the cost is high.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and disclose an ecological restoration construction process, which solves the problem of stability of surface soil of a slope surface, makes the slope surface more stable, solves greening and protection of a high and steep slope, improves severe environment, prevents water and soil loss, restores an ecological damaged area and standardizes ecological restoration construction operation.
The technical scheme adopted by the invention for solving the technical problems is as follows: an ecological restoration construction process is characterized by comprising the following steps:
step 1: slope surface cleaning: cleaning a mountain, a side slope and a loose part, wherein for a convex part which is easy to fall off, an electric hammer or an air pick is adopted to drill a hole along the slope surface at the convex part, and then the electric hammer is adopted to strike off;
step 2: punching: determining each anchor hole position, wherein the distance between the adjacent anchor hole positions is 3-4 m, and the diameter of each anchor hole position is 10mm, so as to consolidate the stability of a mountain and a side slope;
and step 3: net laying and anchor fixing: during construction, laying a wire netting from a slope top along a side slope, fixing the wire netting at the slope top with the width of 50-100 cm, laying the wire netting straight, pressing the wire netting tightly, tensioning the wire netting during laying, inserting the anchoring nails into the anchoring nail hole positions in a one-to-one correspondence manner, and fixing the wire netting on the slope surface;
and 4, step 4: laying sprinkling irrigation facilities: laying pipelines on the wire netting, wherein the pipelines are made of PE and PPR materials, the PE is a main pipeline, the PPR is branch pipelines, the PE main water pipes are transversely distributed, a plurality of PPR branch pipelines which are longitudinally distributed at equal intervals are distributed on the main pipeline, the distance between every two adjacent PPR branch pipelines is 2-4 m, a plurality of mounting holes are distributed at equal intervals on each PPR branch pipeline, the distance between every two adjacent mounting holes is 1-2 m, and after spray seeding is finished, spray heads are mounted in the mounting holes on the PPR branch pipelines, wherein the distance between every two adjacent spray heads is 0.5-1 m;
and 5: spraying vegetation mixed soil: finishing slope cleaning, anchoring and fixing, installing net hanging and sprinkling irrigation facilities, preparing a vegetation mixed soil base material, namely performing spray-planting construction on a vegetation mixed soil base layer, performing spray-protection from top to bottom on the slope by dividing the base layer and a vegetation layer respectively, and performing spray-protection on the vegetation layer after the spray-protection of the base layer is finished;
step 6: and (3) later maintenance and management: and after the spray seeding of the vegetation layer is finished, maintaining the vegetation in the process of recovering the rooting period.
In a preferred embodiment of the present invention, in the step 5, the vegetation mixture soil spray seeding includes the following three steps:
step 51: primary base layer guniting: before guniting, whether the floating soil, weeds, tree roots and other impurities on the slope are cleaned up or not is checked again, after the confirmation, the slope spraying is carried out by using water, so that the vegetation mixed soil spraying base layer is enabled to be tightly connected with the slope, the guniting of the base layer is carried out twice, and in the spraying process, the distance between a nozzle and the slope is controlled to be 0.6-1.0 m; in the slurry spraying, the output pressure of the spraying head is greater than or equal to 0.1 Mpa; spraying from top to bottom, namely spraying the concave part, then spraying the plane and then spraying the convex part, wherein the spraying movement adopts stepped movement to ensure uniform guniting;
step 52: and (3) spraying slurry on the base layer for the second time: after the primary base layer guniting is finished, carrying out secondary base layer guniting after 2-3 days;
step 53: spray seeding of the vegetation layer: and carrying out spray-seeding on the vegetation layer within 8 hours after the spraying of the base layer is finished, and constructing at a distance of 0.3-0.6 m during the spray-seeding period so as to ensure the uniformity of the distribution of the vegetation seeds.
As a preferred embodiment of the present invention, in the step 6, the post-maintenance and management further includes:
patrolling the site, maintaining the moisture of the substrate layer;
controlling the amount of water watered per square meter to be 1200-3200 ml each day;
preventing and treating plant diseases and insect pests and topdressing in the growing period.
In a preferred embodiment of the present invention, in step 3, 4mm woven diamond wire with mesh spacing of 10cm × 10cm is used as the wire.
In a preferred embodiment of the present invention, in step 3, the anchor is a 12mm spiral anchor in a T shape.
In a preferred embodiment of the present invention, the thickness of the first base layer guniting is 3 to 4 cm.
In a preferred embodiment of the present invention, the thickness of the second base layer guniting is 3 to 4 cm.
In a preferred embodiment of the present invention, the spray-seeding thickness of the vegetation layer is 3 to 4 cm.
As a preferred embodiment of the present invention, in the step 3, the method further includes: at the top of a slope body or at a severe rock weathering position, lengthened anchors are adopted to carry out encryption treatment on the top of the slope body or the severe rock weathering position, the anchors are installed and stabilized after entering the slope body, the lapping width between nets is 20cm, the stitching positions of the two nets are tied by iron wires with the diameter of 1.2cm at the distance of 1m, after the net hanging work is completed, the firmness of the connection between the nets and anchor rods needs to be checked, and the stable whole body of the net hanging and the slope surface is ensured.
The application of the invention in the field of ecological restoration and the economic benefit and social benefit brought by the invention are considerable. The invention solves the stability of the surface soil of the slope, ensures that the slope is more stable, solves the greening and protection of high and steep slopes, improves the severe environment, prevents water and soil loss, restores the ecologically damaged area and standardizes the ecological restoration construction operation.
The construction process mainly comprises the following steps:
1) a preparation phase comprising the following two steps:
1.1) surveying the overall situation: surveying the whole conditions of a mountain, a side slope, a mine and a barren mountain;
1.2) confirming the construction scheme: according to different geology (hillside geological layer, stone structure layer and hardness of texture) of the mountain body, the scheme is implemented in a mode of adjusting the local conditions;
2) the construction stage comprises the following six steps:
2.1) slope surface cleaning: cleaning mountain, side slope and loose part (stone and passable loess), for example, trimming slope, knocking off the part which has obvious danger and protrudes and is easy to fall off, drilling a hole on the protruding part along the slope by using an electric hammer or a pneumatic pick, and knocking off by using the electric hammer;
2.2) punching: in order to consolidate the stability of a mountain and a side slope, mounting anchors, firstly determining anchor hole positions, generally spacing is 3-4 m, and chiseling about 10 mm-diameter anchor holes at each hole position;
2.3) net laying and anchor fixing: during construction, the wire netting is slowly laid down along a side slope from the top of the slope and fixed on the slope top with the width of 50-100 cm, the whole roll of wire netting is directly laid down and is compressed, the wire netting is tensioned during laying, meanwhile, an anchor nail is inserted into an anchor hole to fix the wire netting on the slope surface, if the top of the slope body or a rock severe weathering position is located, an elongated anchor nail is selected and encrypted, the anchor nail is stabilized after being installed into the slope body, the lap joint width between the wire netting and the wire netting is 20cm, the seam of the two wire netting is tied by a wire with the diameter of 1.2cm at an interval of 1m, after the wire netting work is completed, the firmness of the connection between the wire netting and the anchor rod needs to be inspected carefully, and the wire netting and the slope surface are ensured to form a stable whole;
2.4) laying sprinkling irrigation facilities: in order to be beneficial to vegetation growth and later maintenance and maintain the water content of a basal layer, a spray irrigation facility is laid after a net is installed, pipelines are laid on the net, PE and PPR materials which are energy-saving, material-saving, environment-friendly, corrosion-resistant, simple and convenient to construct and maintain and long in service life are adopted, the PE is a main pipeline, the PPR is branch pipelines, PE main water pipes are transversely distributed, a plurality of PPR branch pipelines which are equidistantly and longitudinally distributed are distributed on the main pipeline, the distance between every two adjacent longitudinal pipelines is 2-4 m, a plurality of mounting holes are equidistantly distributed on each longitudinal pipeline, the distance between every two adjacent mounting holes is 1-2 m, a spray head is installed in the mounting holes on the longitudinal pipelines after spray seeding is completed, the arrangement distance of the spray head must be installed at a design interval of 0.5-1 m, the spray head cannot be changed without authorization, the uniformity of irrigation is ensured, the spray head is vertical to;
2.5) vegetation mixed soil spray seeding: finishing slope cleaning, anchoring and fixing, installing net hanging and sprinkling irrigation facilities, preparing a vegetation mixed soil base material, namely performing spray planting construction on a vegetation mixed soil base layer, performing spraying protection from top to bottom on the slope by dividing the base layer and a vegetation layer respectively, and performing base layer spraying protection and vegetation layer spraying protection firstly and then;
2.6) later maintenance and management: after the spray seeding of the vegetation layer is finished, the maintenance work of the vegetation in the rooting recovery period is vital;
3) and (3) an acceptance stage: and (5) checking and accepting after construction and delivering to the customer.
Compared with the prior art, the invention has the following advantages:
(1) the stability of the surface soil of the slope is solved, so that the slope is more stable;
(2) the greening and protection of high and steep slopes are solved;
(3) the severe environment is improved, and the soil erosion is prevented;
(4) restoring the ecologically damaged area;
(5) and standardizing ecological restoration construction operation.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the arrangement of transverse PE and longitudinal PPR water pipes according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings and examples:
it should be noted that the structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the following claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same, are intended to fall within the scope of the present disclosure.
In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
As shown in fig. 1, which illustrates a specific embodiment of the present invention; as shown in FIG. 1, the ecological restoration construction process disclosed by the invention is characterized by comprising the following steps:
step 1: slope surface cleaning: cleaning a mountain, a side slope and a loose part, wherein for a convex part which is easy to fall off, an electric hammer or an air pick is adopted to drill a hole along the slope surface at the convex part, and then the electric hammer is adopted to strike off;
step 2: punching: determining each anchor hole position, wherein the distance between the adjacent anchor hole positions is 3-4 m, and the diameter of each anchor hole position is 10mm, so as to consolidate the stability of a mountain and a side slope;
and step 3: net laying and anchor fixing: during construction, laying a wire netting from a slope top along a side slope, fixing the wire netting at the slope top with the width of 50-100 cm, laying the wire netting straight, pressing the wire netting tightly, tensioning the wire netting during laying, inserting the anchoring nails into the anchoring nail hole positions in a one-to-one correspondence manner, and fixing the wire netting on the slope surface;
and 4, step 4: laying sprinkling irrigation facilities: laying pipelines on the wire netting, wherein the pipelines are made of PE and PPR materials, the PE is a main pipeline, the PPR is branch pipelines, the PE main water pipes are transversely distributed, a plurality of PPR branch pipelines which are longitudinally distributed at equal intervals are distributed on the main pipeline, the distance between every two adjacent PPR branch pipelines is 2-4 m, a plurality of mounting holes are distributed at equal intervals on each PPR branch pipeline, the distance between every two adjacent mounting holes is 1-2 m, and after spray seeding is finished, spray heads are mounted in the mounting holes on the PPR branch pipelines, wherein the distance between every two adjacent spray heads is 0.5-1 m;
and 5: spraying vegetation mixed soil: finishing slope cleaning, anchoring and fixing, installing net hanging and sprinkling irrigation facilities, preparing a vegetation mixed soil base material, namely performing spray-planting construction on a vegetation mixed soil base layer, performing spray-protection from top to bottom on the slope by dividing the base layer and a vegetation layer respectively, and performing spray-protection on the vegetation layer after the spray-protection of the base layer is finished;
step 6: and (3) later maintenance and management: and after the spray seeding of the vegetation layer is finished, maintaining the vegetation in the process of recovering the rooting period.
Preferably, in the step 5, the vegetation mixture soil spray seeding comprises the following three steps:
step 51: primary base layer guniting: before guniting, whether the floating soil, weeds, tree roots and other impurities on the slope are cleaned up or not is checked again, after the confirmation, the slope spraying is carried out by using water, so that the vegetation mixed soil spraying base layer is enabled to be tightly connected with the slope, the guniting of the base layer is carried out twice, and in the spraying process, the distance between a nozzle and the slope is controlled to be 0.6-1.0 m; in the slurry spraying, the output pressure of the spraying head is greater than or equal to 0.1 Mpa; spraying from top to bottom, namely spraying the concave part, then spraying the plane and then spraying the convex part, wherein the spraying movement adopts stepped movement to ensure uniform guniting;
step 52: and (3) spraying slurry on the base layer for the second time: after the primary base layer guniting is finished, carrying out secondary base layer guniting after 2-3 days;
step 53: spray seeding of the vegetation layer: and carrying out spray-seeding on the vegetation layer within 8 hours after the spraying of the base layer is finished, and constructing at a distance of 0.3-0.6 m during the spray-seeding period so as to ensure the uniformity of the distribution of the vegetation seeds.
Preferably, in the step 6, the post-maintenance and management further includes:
patrolling the site, maintaining the moisture of the substrate layer;
controlling the amount of water watered per square meter to be 1200-3200 ml each day;
preventing and treating plant diseases and insect pests and topdressing in the growing period.
Preferably, in the step 3, the wire mesh is a 4mm woven diamond wire mesh with a mesh spacing of 10cm × 10 cm.
Preferably, in the step 3, the anchor bolt is a spiral anchor bolt with a 12mm T shape.
Preferably, the thickness of the first base layer guniting is 3-4 cm.
Preferably, the thickness of the second base layer guniting is 3-4 cm.
Preferably, the spray-seeding thickness of the plant growing layer is 3-4 cm.
Preferably, in the step 3, the method further includes: at the top of a slope body or at a severe rock weathering position, lengthened anchors are adopted to carry out encryption treatment on the top of the slope body or the severe rock weathering position, the anchors are installed and stabilized after entering the slope body, the lapping width between nets is 20cm, the stitching positions of the two nets are tied by iron wires with the diameter of 1.2cm at the distance of 1m, after the net hanging work is completed, the firmness of the connection between the nets and anchor rods needs to be checked, and the stable whole body of the net hanging and the slope surface is ensured.
The application of the invention in the field of ecological restoration and the economic benefit and social benefit brought by the invention are considerable. The invention solves the stability of the surface soil of the slope, ensures that the slope is more stable, solves the greening and protection of high and steep slopes, improves the severe environment, prevents water and soil loss, restores the ecologically damaged area and standardizes the ecological restoration construction operation.
Although the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (9)
1. An ecological restoration construction process is characterized by comprising the following steps:
step 1: slope surface cleaning: cleaning a mountain, a side slope and a loose part, wherein for a convex part which is easy to fall off, an electric hammer or an air pick is adopted to drill a hole along the slope surface at the convex part, and then the electric hammer is adopted to strike off;
step 2: punching: determining each anchor hole position, wherein the distance between the adjacent anchor hole positions is 3-4 m, and the diameter of each anchor hole position is 10mm, so as to consolidate the stability of a mountain and a side slope;
and step 3: net laying and anchor fixing: during construction, laying a wire netting from a slope top along a side slope, fixing the wire netting at the slope top with the width of 50-100 cm, laying the wire netting straight, pressing the wire netting tightly, tensioning the wire netting during laying, inserting the anchoring nails into the anchoring nail hole positions in a one-to-one correspondence manner, and fixing the wire netting on the slope surface;
and 4, step 4: laying sprinkling irrigation facilities: laying pipelines on the wire netting, wherein the pipelines are made of PE and PPR materials, the PE is a main pipeline, the PPR is branch pipelines, the PE main water pipes are transversely distributed, a plurality of PPR branch pipelines which are longitudinally distributed at equal intervals are distributed on the main pipeline, the distance between every two adjacent PPR branch pipelines is 2-4 m, a plurality of mounting holes are distributed at equal intervals on each PPR branch pipeline, the distance between every two adjacent mounting holes is 1-2 m, and after spray seeding is finished, spray heads are mounted in the mounting holes on the PPR branch pipelines, wherein the distance between every two adjacent spray heads is 0.5-1 m;
and 5: spraying vegetation mixed soil: finishing slope cleaning, anchoring and fixing, installing net hanging and sprinkling irrigation facilities, preparing a vegetation mixed soil base material, namely performing spray-planting construction on a vegetation mixed soil base layer, performing spray-protection from top to bottom on the slope by dividing the base layer and a vegetation layer respectively, and performing spray-protection on the vegetation layer after the spray-protection of the base layer is finished;
step 6: and (3) later maintenance and management: and after the spray seeding of the vegetation layer is finished, maintaining the vegetation in the process of recovering the rooting period.
2. The ecological restoration construction process of claim 1, characterized in that: in the step 5, the vegetation mixture spray seeding comprises the following three steps:
step 51: primary base layer guniting: before guniting, whether the floating soil, weeds, tree roots and other impurities on the slope are cleaned up or not is checked again, after the confirmation, the slope spraying is carried out by using water, so that the vegetation mixed soil spraying base layer is enabled to be tightly connected with the slope, the guniting of the base layer is carried out twice, and in the spraying process, the distance between a nozzle and the slope is controlled to be 0.6-1.0 m; in the slurry spraying, the output pressure of the spraying head is greater than or equal to 0.1 Mpa; spraying from top to bottom, namely spraying the concave part, then spraying the plane and then spraying the convex part, wherein the spraying movement adopts stepped movement to ensure uniform guniting;
step 52: and (3) spraying slurry on the base layer for the second time: after the primary base layer guniting is finished, carrying out secondary base layer guniting after 2-3 days;
step 53: spray seeding of the vegetation layer: and carrying out spray-seeding on the vegetation layer within 8 hours after the spraying of the base layer is finished, and constructing at a distance of 0.3-0.6 m during the spray-seeding period so as to ensure the uniformity of the distribution of the vegetation seeds.
3. The ecological restoration construction process of claim 1, characterized in that: in step 6, the post-maintenance and management further includes:
patrolling the site, maintaining the moisture of the substrate layer;
controlling the amount of water watered per square meter to be 1200-3200 ml each day;
preventing and treating plant diseases and insect pests and topdressing in the growing period.
4. The ecological restoration construction process of claim 1, characterized in that: in the step 3, the wire mesh is a 4mm woven diamond wire mesh with mesh spacing of 10cm × 10 cm.
5. The ecological restoration construction process of claim 1, characterized in that: in the step 3, the anchor bolt adopts a spiral anchor bolt with a 12mm T shape.
6. The ecological restoration construction process of claim 2, characterized in that: the thickness of the primary base layer guniting is 3-4 cm.
7. The ecological restoration construction process of claim 2, characterized in that: and the thickness of the second-time base layer guniting is 3-4 cm.
8. The ecological restoration construction process of claim 2, characterized in that: the spray-seeding thickness of the plant-growing layer is 3-4 cm.
9. The ecological restoration construction process according to claim 1, further comprising, in the step 3: at the top of a slope body or at a severe rock weathering position, lengthened anchors are adopted to carry out encryption treatment on the top of the slope body or the severe rock weathering position, the anchors are installed and stabilized after entering the slope body, the lapping width between nets is 20cm, the stitching positions of the two nets are tied by iron wires with the diameter of 1.2cm at the distance of 1m, after the net hanging work is completed, the firmness of the connection between the nets and anchor rods needs to be checked, and the stable whole body of the net hanging and the slope surface is ensured.
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| CN113668572A (en) * | 2021-08-13 | 2021-11-19 | 辽宁四季环境治理工程有限公司 | Collapse dangerous rock treatment construction method |
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|---|---|---|---|---|
| CN112482402A (en) * | 2020-11-05 | 2021-03-12 | 河南省恒丰集成技术有限责任公司 | Construction method for greening ecological soil slope protection |
| CN113668572A (en) * | 2021-08-13 | 2021-11-19 | 辽宁四季环境治理工程有限公司 | Collapse dangerous rock treatment construction method |
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Application publication date: 20200110 |