CN109306675A - A kind of ecological slope protection method for greening side slope - Google Patents

A kind of ecological slope protection method for greening side slope Download PDF

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Publication number
CN109306675A
CN109306675A CN201811130386.2A CN201811130386A CN109306675A CN 109306675 A CN109306675 A CN 109306675A CN 201811130386 A CN201811130386 A CN 201811130386A CN 109306675 A CN109306675 A CN 109306675A
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CN
China
Prior art keywords
concrete
slope
ecological
net
side slope
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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.)
Pending
Application number
CN201811130386.2A
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Chinese (zh)
Inventor
钟剑波
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Sichuan Dahongyu Construction Engineering Co Ltd
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Sichuan Dahongyu Construction Engineering Co Ltd
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Filing date
Publication date
Application filed by Sichuan Dahongyu Construction Engineering Co Ltd filed Critical Sichuan Dahongyu Construction Engineering Co Ltd
Priority to CN201811130386.2A priority Critical patent/CN109306675A/en
Publication of CN109306675A publication Critical patent/CN109306675A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations

Abstract

The invention discloses a kind of ecological slope protection method for greening side slope, include the following steps: that (1) concrete toe wall makes;(2) anchor pole makes;(3) net spray eco-concrete makes, twice eco-concrete;(4) side slope linked network greening production;Vegetation net is fixed with reinforcing bar, then that soil uniform fold is online in vegetation, the thickness of soil is not less than 12mm, applies fertilizer, auxin and cement mixture after spy and is sprinkled upon soil surface, is finally inserted plant.There is the present invention protective net to become the Double-protection net being made of steel mesh and vegetation net from traditional monolayer composite net, achieve the purpose that reinforcement;In addition, ecological concrete is sprayed in injection in two times, its is made to keep moisture, is applicable to the grass of plantation well developed root system, climbs rattan and shrub or even arbor.

Description

A kind of ecological slope protection method for greening side slope
Technical field
The invention belongs to water conservancy construction fields, and in particular to a kind of ecological slope protection method for greening side slope.
Background technique
Although being difficult to protect currently, cement mortar engineering protection method can have the function that reinforcing side slope and stable side slope The compatibility of engineering material and Artificial Side-slope Rock And Soil is demonstrate,proved, later period cement mortar is easy to come to nothing, and loses slope protection ability.Separately On the one hand, build initial stage in Artificial Side-slope supporting construction, although traditional side slope protection mode can be effectively reduced it is unstable Property and weather degree, but with the exacerbation of side slope rock weathering and concrete carbonization, structural strength can be reduced, protection effect It will necessarily weaken, be even more that there are many limitations on high steep ground matter application to slope.Slope project safeguard procedures something in common It is the grey white effect of appearance, not only influences beauty, also bringing other negative effects, (the dull canescence of cement surface influences pedestrian Psychology and mood make driver feel fatigue;Meanwhile reflection of the cement surface to strong light, will cause light pollution).
Summary of the invention
The purpose of the present invention is to provide a kind of ecological slope protection method for greening side slope, the protective slope structure jails of this method preparation It leans on, greening is good and aesthetics is strong.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of ecological slope protection method for greening side slope, includes the following steps:
(1) concrete toe wall makes
Reinforcing bar, which is first carried out binding according to drawing, becomes reinforced frame, then pacifies reinforced frame according to the position that preformed hole leads to Dress fills multiple mortar pads in bottom steel ledges, then makes its molding that can pour coagulation installation template on reinforced frame The cavity of soil, is arranged several drainpipes on mortar pad, drainpipe longitudinal pitch 2.0, last placing concrete and in room temperature Lower maintenance no less than 7 days;When the intensity of concrete reaches the 70% of design strength, wall back backfill is carried out, drainage layer is formed;
(2) anchor pole makes
Anchor hole is beaten according to the position that drawing marks, hole position error must not exceed ± 20mm, and hole depth is greater than rock-bolt length 0.5m, By rockbolt installation in anchor hole, and the rock-bolt length outside exposed hole is determined with gage, then slip casting is fixed;
(3) net spray eco-concrete production
It is first laid with steel mesh in slope surface, and is fixed with holdfast, then sprays ecological concrete, 1 progress of last every 4 hours water sprays Maintenance, curing time are no less than 7 days;
(4) side slope linked network greening production
First vegetation net is fixed with reinforcing bar, then that soil uniform fold is online in vegetation, the thickness of soil is not less than Fertilizer, auxin and cement mixture are applied after spy and are sprinkled upon soil surface, be finally inserted plant by 12mm.
Further, the overlap joint area of reinforcement of the assembling reinforcement on reinforced frame described in step (1) is no more than the total face of reinforcing bar Long-pending 1/4.
Further, the thickness of mortar pad described in step (1) is not less than 50mm, is spaced 1m.
Further, spray ecological concrete described in step (3) includes following step by step rapid
(31) first slope surface is segmented, every segment length is no more than 6m;
(32) when spraying, the vertical slope surface of nozzle does repeatedly slow spiralling, screw diameter about 20~30cm, while with Slope surface keeps the distance of 0.6~1.0m;
(33) progress is secondary applies spray, and first time jet thickness is 5cm, and the second jet thickness is design thickness.
The invention has the following advantages:
1, protective net is become into the Double-protection net being made of steel mesh and vegetation net from traditional monolayer composite net, reached The purpose of reinforcement.
2, ecological concrete is sprayed in injection in two times, its is made to keep moisture, is applicable to the grass of plantation well developed root system, climbs rattan and filling Wood or even arbor.
3, it is equipped with drainage layer in toe wall, enters convenient for moisture, keeps the service life of green plant long;
4, toe wall and vegetation net are fixed with reinforcing bar, good fixing effect.
Specific embodiment
A kind of ecological slope protection method for greening side slope provided in this embodiment, includes the following steps:
(1) concrete toe wall makes
Reinforcing bar, which is first carried out binding according to drawing, becomes reinforced frame, and reinforcing bar should be bound in order, short axle after first long axis, by one It holds to the other end and successively carries out, the overlap joint area of reinforcement of the assembling reinforcement on reinforced frame is no more than the 1/4 of the reinforcing bar gross area, then Reinforced frame is installed according to the position that preformed hole leads to, multiple mortar pads, the thickness of mortar pad are filled in bottom steel ledges Not less than 50mm, it is spaced 1m, the cushion block of side should be tied with reinforcing bar, should not be omitted;Again by installation template on reinforced frame make its at One, type can placing concrete cavity, template passes through the parts such as U-shaped card, bolt, it is desirable that it is complete securely not loosen, do not omit, Several drainpipes are set on mortar pad, drainpipe longitudinal pitch 2.0, last placing concrete simultaneously conserves not at normal temperature Less than 7 days;Concreting, slot bottom and side mould should first water wetting, and when pouring should be along the sequence direction that pile plate wall pours, use About 30 ° or so of oblique method of vibrating, vibrating spear and horizontal plane inclination angle.Caput is advisable with 50cm, is prevented towards direction of advance, plunger spacing Leakage.Vibrating time is subject to concrete surface and bursts and become muddy when a thaw sets in out bubble.Concrete surface Ying Suizhen is rubbed with the hands with elevation line is pressed with wooden float It is flat.When the intensity of concrete reaches the 70% of design strength, wall back backfill is carried out, drainage layer is formed;It is centainly pressed when back backfill Design and code requirement are backfilled using the preferable ovum of water penetration (broken) stone, and wall is rammed using water after backfilling at wall and manually matched Mechanical ramming is closed, it cannot direct steamroller;Back-filling in layers is compacted as required for the flat backfill in field other than wall back.
(2) anchor pole makes
Anchor hole is beaten according to the position that drawing marks, hole position error must not exceed ± 20mm, and hole depth is greater than rock-bolt length 0.5m, When such as brush side's slope surface irregularity or particular difficulty place, under the premise of ensuring slope stability and structure safety, suitably relax Positioning accuracy or adjustment anchor hole positioning;Anchor hole brill make end and through site supervision after the assay was approved, before anchor pole is installed, it is to be ensured that every The steel strand wires of root anchor pole are straight, do not turn round and do not pitch, and arrangement uniformly, derusts, degreases, and pick at dog leg, mechanical damage and rust hole to having Out, manually slowly anchor bar body is put into hole, measures the steel strand wires length that hole exposes outside with steel ruler, calculates rock-bolt length in hole, Ensure anchorage length.
(3) net spray eco-concrete production
It is first laid with steel mesh in slope surface, and is fixed with holdfast, to change with slope surface fluctuations when being laid with steel mesh, Steel mesh is laid in slope surface, be cannot be less than 20mm with slope surface distance, is then sprayed ecological concrete, 1 progress of last every 4 hours water sprays Maintenance, curing time are no less than 7 days.
The spray ecological concrete includes following step by step rapid
(31) first slope surface is segmented, every segment length is no more than 6m;
(32) when spraying, nozzle vertically will be done repeatedly slow spiralling by spray plane, screw diameter about 20~30cm, together When maintained a certain distance with by spray plane, generally take 0.6~1.0m.It, can if covered by spray plane by steel mesh or grid steel frame Spray head is slightly tilted, but is not less than 70 degree, to guarantee that concrete ejection is closely knit, guarantees that concrete is filled up at the support back side, bonds Well.
(33) after spraying 5cm concrete into first time, anchor pole is applied, then divide and be sprayed onto design thickness again.Later layer is previous It is carried out after layer concrete final set, if after final set 1h when fill-before-fire, first cleaning spray-up face with geomantic omen.
(4) side slope linked network greening production
First vegetation net to be fixed with reinforcing bar, reinforcing bar is about 15~30cm, wide about 8mm, bar spacing about 1.5~2.5m, in Between be auxiliarily fixed with iron nail or bamboo nail, then that soil uniform fold is online in vegetation, the thickness of soil is not less than 12mm, Fertilizer, auxin and cement mixture are applied after spy and are sprinkled upon soil surface, is finally inserted plant.Specifically, early spring clip stem Climing 20~30cm is inserted into outdoor bed, pours water, and keeps wet, can take out quickly it is climing survive, can also be in summer, autumn spray band Leaf cuttage, shade water seasoning, also can pumping shoot quickly, cuttage survival rate is higher, is widely used.Hardwood cutting is in the 3-4 month Carry out, stiff wood is cut into 10-15 centimetres of one section of insertion vegetation net, be watered with it is permeable, keep moisten.Shoot cutting takes current year raw Shoot carries out in summer.
The above is only the preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, any The transformation and replacement carried out based on technical solution provided by the present invention and inventive concept should all be covered in protection model of the invention In enclosing.

Claims (4)

1. a kind of ecological slope protection method for greening side slope, it is characterised in that include the following steps:
(1) concrete toe wall makes
Reinforcing bar, which is first carried out binding according to drawing, becomes reinforced frame, then installs reinforced frame according to the position that preformed hole leads to, Fill multiple mortar pads in bottom steel ledges, then by installation template on reinforced frame make its molding can placing concrete chamber Body, is arranged several drainpipes on mortar pad, drainpipe longitudinal pitch 2.0, last placing concrete simultaneously conserves at normal temperature No less than 7 days;When the intensity of concrete reaches the 70% of design strength, wall back backfill is carried out, drainage layer is formed;
(2) anchor pole makes
Anchor hole is beaten according to the position that drawing marks, hole position error must not exceed ± 20mm, and hole depth is greater than rock-bolt length 0.5m, by anchor Bar is mounted in anchor hole, and determines the rock-bolt length outside exposed hole with gage, and then slip casting is fixed;
(3) net spray eco-concrete production
It is first laid with steel mesh in slope surface, and is fixed with holdfast, then sprays ecological concrete, sprays water 1 time within last every 4 hours and is supported Shield, curing time are no less than 7 days;
(4) side slope linked network greening production
First vegetation net is fixed with reinforcing bar, then that soil uniform fold is online in vegetation, the thickness of soil is not less than 12mm, visits Fertilizer, auxin and cement mixture are applied afterwards and are sprinkled upon soil surface, is finally inserted plant.
2. ecological slope protection method for greening side slope according to claim 1, it is characterised in that: reinforced frame described in step (1) On assembling reinforcement the overlap joint area of reinforcement be no more than the reinforcing bar gross area 1/4.
3. ecological slope protection method for greening side slope according to claim 1, it is characterised in that: mortar pad described in step (1) The thickness of block is not less than 50mm, is spaced 1m.
4. ecological slope protection method for greening side slope according to claim 1, it is characterised in that: anchor pole packet described in step (3) It includes following step by step rapid for including spray ecological concrete
(31) first slope surface is segmented, every segment length is no more than 6m;
(32) when spraying, the vertical slope surface of nozzle does repeatedly slow spiralling, screw diameter about 20~30cm, while and slope surface Keep the distance of 0.6~1.0m;
(33) progress is secondary applies spray, and first time jet thickness is 5cm, and the second jet thickness is design thickness.
CN201811130386.2A 2018-09-27 2018-09-27 A kind of ecological slope protection method for greening side slope Pending CN109306675A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112049124A (en) * 2020-09-28 2020-12-08 安徽兰兮工程技术开发有限公司 Foundation pit slope protection construction method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2527034C1 (en) * 2013-02-14 2014-08-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный университет природообустройства" Landslide protection structure of combined design
CN104314087A (en) * 2014-11-05 2015-01-28 重庆建工市政交通工程有限责任公司 Slope greening protective structure and construction method thereof
CN105220698A (en) * 2015-08-21 2016-01-06 武汉沃田生态科技有限公司 A kind of rock slope ecological protection method
CN105887898A (en) * 2016-06-07 2016-08-24 中交第二公路勘察设计研究院有限公司 Swell-shrink characteristic rock-soil cut slope protection method and structure
CN205804371U (en) * 2016-06-07 2016-12-14 中交第二公路勘察设计研究院有限公司 A kind of structure protecting swell-shrink characteristic ground cut slope
CN108385700A (en) * 2018-03-07 2018-08-10 中铁十九局集团第七工程有限公司 Slope reinforcement and guard method
CN108442392A (en) * 2018-05-31 2018-08-24 中国二十二冶集团有限公司 Roadbed side slope entirety green safeguard structure and its construction method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2527034C1 (en) * 2013-02-14 2014-08-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный университет природообустройства" Landslide protection structure of combined design
CN104314087A (en) * 2014-11-05 2015-01-28 重庆建工市政交通工程有限责任公司 Slope greening protective structure and construction method thereof
CN105220698A (en) * 2015-08-21 2016-01-06 武汉沃田生态科技有限公司 A kind of rock slope ecological protection method
CN105887898A (en) * 2016-06-07 2016-08-24 中交第二公路勘察设计研究院有限公司 Swell-shrink characteristic rock-soil cut slope protection method and structure
CN205804371U (en) * 2016-06-07 2016-12-14 中交第二公路勘察设计研究院有限公司 A kind of structure protecting swell-shrink characteristic ground cut slope
CN108385700A (en) * 2018-03-07 2018-08-10 中铁十九局集团第七工程有限公司 Slope reinforcement and guard method
CN108442392A (en) * 2018-05-31 2018-08-24 中国二十二冶集团有限公司 Roadbed side slope entirety green safeguard structure and its construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112049124A (en) * 2020-09-28 2020-12-08 安徽兰兮工程技术开发有限公司 Foundation pit slope protection construction method

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Application publication date: 20190205