CN105040712A - High-pressure washing anchor planting and recharging comprehensive biological protection structure of soft and hard smashing interbedding type composite rock slope and construction method of structure - Google Patents
High-pressure washing anchor planting and recharging comprehensive biological protection structure of soft and hard smashing interbedding type composite rock slope and construction method of structure Download PDFInfo
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- CN105040712A CN105040712A CN201510404014.4A CN201510404014A CN105040712A CN 105040712 A CN105040712 A CN 105040712A CN 201510404014 A CN201510404014 A CN 201510404014A CN 105040712 A CN105040712 A CN 105040712A
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Abstract
The invention relates to a high-pressure washing anchor planting and recharging comprehensive biological protection structure of a soft and hard smashing interbedding type composite rock slope and a construction method of the structure. A retaining wall is arranged at the bottom of the slope, and self-compacting concrete is arranged in a crushed zone; slope anchor cables penetrate through an incompetent bed, and the bottom ends of the slope anchor cables extend into a hard rock layer; transverse frame beams and longitudinal frame beams are arranged on the surface of the slope, galvanized meshes are arranged in the longitudinal frame beams and the transverse frame beams and are filled with planting soil, and vegetation is planted on the planting soil. The construction method includes the steps that firstly, the retaining wall is arranged and reinforced on a retaining wall cushion layer; then, the crushed zone is drilled and cleaned, and holes are recharged with filling materials; the transverse frame beams and the longitudinal frame beams are poured in the slope, and the galvanized meshes are laid between the longitudinal frame beams and the transverse frame beams; the slope anchor cables penetrate and are inserted in the slope, and the ends of the slope anchor cables are fixed through anchors; finally, the planting soil is laid and the vegetation is planted. The slope protection structure has the advantages that the reinforcing effect is remarkable, self strength of rock is high, and the use amount of concrete and the use quantity of the anchor cables are small, and has good technological and economic benefits.
Description
Technical field
The present invention relates to a kind of rock side slope safeguard structure and construction method, particularly a kind of soft or hard broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure and construction method.
Background technology
At mountain area building highway, inevitably run into a large amount of compound rock stratum side slope.Domestic for rock side slope at present, the construction method of main employing is whitewashing or sprayed mortar protection, this construction method is the protection of domatic top layer, inapplicable to weak rocks alternating layers formula compound rock side slope, and this method needs large area to whitewash or sprayed mortar, long construction period, construction cost is high; , joints development serious at rock stratum detrition, when broken rock is thicker, the method of current employing spray anchor protection, first adopt anchor rod anchored to hard rock stratum, carry out deep layer anchoring to side slope, reduce the impact of crushable layer Slope Stability, side slope surface then still adopts large area whitewashing or sprayed mortar, the method anchoring strength directly affects side slope protection effect, and still unresolved cement paste or the large problem of concrete amount.
For adapting to strengthen the protection effect of rock side slope, reducing mountain highway construction safety hidden danger, domesticly never to stop about slope protection structure research, the patent about slope protection structure and construction method also constantly produces.As a kind of slope protection structure (Authorization Notice No. CN20131133541), on top, slope, gutter is set, reduce rainy season time a large amount of rain drop erosion cause rock mass landing, and in the anchoring of domatic employing reinforced rail silk screen, side slope top layer is protected, but the method can not process the broken block in rock stratum and soft layer, rock stratum easily occurs that slippage-drawing crack destroys; The and for example flexible slope protection structure (Authorization Notice No. CN203977436u) of highway, anchor pole is adopted to carry out deep layer anchoring to side slope, surface adopts the mode of laying zinc-plated net to protect, but the method processes strata breaking zone not yet, easily occur that slippage-drawing crack destroys, surface large area lays zinc-plated net, and zinc-plated net lap-joint construction requirement is high.
In sum, existing slope protection structure has carried out deep layer anchoring in various degree, shallow-layer safeguard procedures separately, decrease Slope Sliding-drawing crack destruction, block sliding rupture, slippage-drawing crack-shear failure etc. to a certain extent, but still deposit and can improve part, be mainly reflected in the processing method of side slope soft stratum and zone of fracture perfect not, surface protection difficulty of construction is large.
Given this, need a kind of speed of application of invention at present badly fast, side slope protection consolidation effect is obvious, and the soft or hard broken alternating layers formula compound rock side slope high pressure washing that effectively can reduce the impact of rock stratum incompetent bed and zone of fracture Upon Slope Stability is planted anchor and recharged comprehensive ecological safeguard structure and construction method.
Summary of the invention
The object of the present invention is to provide that a kind of slope stability is strong, speed of application is fast, soft or hard broken alternating layers formula compound rock side slope high pressure washing that " footing barricade, deep layer anchoring, top layer protection " combines plants anchor and recharge comprehensive ecological safeguard structure and construction method.
In order to realize above-mentioned technical purpose, present invention employs following technical scheme:
A kind of soft or hard broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure, primarily of barricade, side slope anchor cable, self-compacting concrete and longitudinal direction, horizontal sash beam composition;
Wherein, dams setting is at the bottom of Slope, and the bottom of barricade is provided with barricade bed course; Backfill self-compacting concrete is arranged in the zone of fracture of incompetent bed; Side slope anchor cable runs through incompetent bed, and bottom extends in hard formation; Side slope surface arranges horizontal sash beam and longitudinal sash beam, longitudinally, arranges zinc-plated net in horizontal sash beam, is zinc-platedly filled with planting soil on the net, and plants and have vegetation.
The part being positioned at the side slope anchor cable of zone of fracture arranges multilayer reinforced bar net; The anchor cable adapter sleeve that reinforced bar net and side slope anchor cable periphery are socketed is fixed by " V " shape elastic steel sheet.
Described barricade is by spaced apart barricade inclining anchor cable and the vertical anchor cable of barricade and hard formation anchoring.
Described longitudinal sash beam and horizontal sash beam are crisscross arranged, side slope anchor cable top and longitudinal sash beam and horizontal sash beam staggered place anchor head anchoring.
Described zinc-plated net surrounding is welded with longitudinal, horizontal sash beam bottom reinforcement bars.
Soft or hard broken alternating layers formula compound rock side slope high pressure washing plants the construction method that anchor recharges comprehensive ecological safeguard structure, and it comprises the following steps:
1) construction of barricade: by foundation ditch bottom the lifting to side slope of prefabricated barricade bed course, then prefabricated barricade is lifted on barricade bed course, with the space of concreting barricade bed course and barricade junction, after pending connection position concrete strength reaches requirement, barricade inclining anchor cable is installed and the vertical anchor cable of barricade is reinforced in compartment of terrain in barricade;
2) hole: according to rock stratum surveys, side slope anchor cable hole is bored at design attitude, and the region that there is zone of fracture in rock stratum adopts with pipe bit flushing main aperture to zone of fracture, if main aperture and anchor cable hole position consistency are rinsed in design, this flushing main aperture is also used as side slope anchor cable hole; At flushing main aperture two sidetracking via hole;
3) zone of fracture rinses: adopt " double-tube method " to rinse, dual pipe is stretched into flushing main aperture, rinse at the bottom of aperture to hole, then rinse from bottom to top at the bottom of hole, completes once flushing circulation; After first time has rinsed, carry out water-filling immersion, more repeatedly rinse;
4) backfill of self-compacting concrete: for the zone of fracture after the flushing without side slope anchor cable, backfill self-compacting concrete is to filling up flushing main aperture; Self-compacting concrete rinses main aperture and via hole to filling up simultaneously;
5) sash beam and zinc-plated net: first colligation sash beam steel, then in sash beam steel, zinc-plated net is laid, then zinc-plated net surrounding is welded or steel wire lashing with sash beam steel, finally install template, concreting, form horizontal sash beam and longitudinal sash beam, when building, side slope anchor cable hole is reserved at horizontal sash beam and the longitudinal sash beam position that interlocks;
6) anchor cable is installed: for the side slope anchor cable not passing through zone of fracture, manually by smooth-going for side slope anchor cable insertion side slope anchor cable hole, be then pressed into cement paste, is formed and recharges mud jacking body; For the side slope anchor cable passing through zone of fracture, after side slope anchor cable is installed, be pressed into self-compacting concrete through rinsing main aperture to zone of fracture;
For the side slope anchor cable passing through zone of fracture, need first anchor cable adapter sleeve on zone of fracture depth location cover, and at anchor cable adapter sleeve external welding elastic steel sheet, elastic steel sheet surrounding welding reinforced bar net;
7) anchorage cable stretching and sealing off and covering anchorage: to side slope anchor cable Shi Hanzhang, is fixed on horizontal sash beam and longitudinal sash beam infall with anchor head by side slope anchor cable;
8) domatic plantation: plant vegetation at zinc-plated online laying planting soil.
the present invention has following feature and beneficial effect:
(1) before anchor cable construction, first rock side slope is surveyed, and to the zone of fracture bore flushing in rock stratum, backfill self-compacting concrete, strengthens rock stratum self-strength, prevents zone of fracture generation shear failure.
(2) the broken block part of side slope anchor cable is provided with multilayer reinforced bar net, enhances the anchoring strength of side slope anchor cable.
(3) zinc-plated net surrounding is connected with sash beam steel bottom welding or colligation, and whole side slope surface protective structure connects into as a whole, and solve large area and lay the large problem of zinc-plated net lapping construction difficulty, protection effect is good.
(4) barricade bottom side slope is precast concrete barricade, and adopting rim of a cup method construction method to construct, speed of application is fast, and when avoiding Retaining wall, side slope is collapsed, the vertical anchor cable of barricade barricade and the anchoring of barricade inclining anchor cable, barricade entirety is not easily slided and is collapsed.
Accompanying drawing explanation
Fig. 1 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure sectional drawing;
Fig. 2 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure front view;
Fig. 3 is that reinforced bar net of the present invention is connected detail drawing with side slope anchor cable;
Fig. 4 is Vierendeel girder reinforcing bar of the present invention and zinc-plated net connection layout;
Fig. 5 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure construction process figure.
In figure: 1-hard formation, 2-incompetent bed, 3-zone of fracture, 4-self-compacting concrete, 5-rinses main aperture, 6-via hole, 7-side slope anchor cable, and 8-recharges mud jacking body, 9-reinforced bar net, 10-anchor head, 11-barricade, 12-barricade inclining anchor cable, 13-barricade bed course, the longitudinal sash beam of 14-, the horizontal sash beam of 15-, the zinc-plated net of 16-, 17-vegetation, 18-anchor cable adapter sleeve, 19-elastic steel sheet, 20-sash beam steel, the vertical anchor cable of 21-barricade.
Detailed description of the invention
Be not repeated in the present embodiment such as pouring construction process, self-compacting concrete configuration technique, anchor cable cement paste configuration technique of present embodiment sash beam, emphasis sets forth the embodiment that the present invention relates to structure.
Fig. 1 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure sectional drawing; Fig. 2 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure front view.With reference to shown in Fig. 1, Fig. 2, soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure and mainly comprise barricade 11, side slope anchor cable 7, longitudinal sash beam 14, horizontal sash beam 15 and zinc-plated net 16.Wherein, barricade 11 is arranged at the bottom of Slope, is provided with barricade bed course 13 bottom barricade 11, the vertical direction in barricade inside and oblique anchoring of inserting the vertical anchor cable 21 of barricade and barricade inclining anchor cable 12 enforcement and hard formation 1 respectively to incompetent bed 2; Self-compacting concrete 4 is arranged in the zone of fracture in incompetent bed 2; Side slope surface arranges horizontal sash beam 15 and longitudinal sash beam 14, zinc-plated net 16 is set in sash beam, zinc-plated net 16 is filled with planting soil, and kind has vegetation 17, side slope anchor cable 7 runs through incompetent bed 2, bottom extends in hard formation 1, and the staggered place of horizontal sash beam 15 and longitudinal sash beam 14 is stretched out on top, and uses anchor head anchor connection.
Fig. 4 is Vierendeel girder reinforcing bar of the present invention and zinc-plated net connection layout, and with reference to shown in Fig. 4, in horizontal sash beam 15 and longitudinal sash beam 14, all arrange sash beam steel 20, sash beam steel 20 adopts hot rolled ribbed steel bar, zinc-plated net 16 surrounding and sash beam steel 20 colligation.Horizontal sash deck-molding 500mm ~ 600mm, wide 600mm ~ 700mm, longitudinal sash deck-molding 700mm ~ 800mm, wide 750mm ~ 850mm.Then install sash beam forms, adopt the horizontal sash beam 15 of C30 concreting and longitudinal sash beam 14, wherein side slope anchor cable hole is reserved at horizontal sash beam 15 and longitudinal sash beam 14 center, position that interlocks.
Fig. 3 is that reinforced bar net of the present invention is connected detail drawing with side slope anchor cable.With reference to shown in Fig. 3, after sash beam concrete strength reaches requirement, reserve side slope anchor cable hole position intert side slope anchor cable 7 from horizontal sash beam 15 and longitudinal sash beam 14 center, position that interlocks, side slope anchor cable 7 adopts high strength low relaxed un-bonded prestressed steel strand to twist into, if side slope anchor cable 7 needs to run through former zone of fracture 3, then be inserted in metal anchor cable adapter sleeve 18 in zone of fracture degree of depth part in side slope anchor cable section, the elastic steel sheet 19 of anchor cable adapter sleeve 18 surrounding welding " V " type, elastic steel sheet 19 adopts 65MN spring steel band to make, tensile strength is 900MPa, yield strength 600MPa, elongation rate 15%, heat treatment hardness 50HRC, initial openings angle is 90 degree, elastic steel sheet 19 other end welding reinforced bar net 9, reinforced bar net 9 adopts the high-quality mild steel wire of diameter 2.0mm ~ 4.0mm to weave and forms, the tensile strength of steel wire is no less than 380Mpa.Insert the process of preformed hole at side slope anchor cable 7, keep under the pressure of reinforced bar net 9 rock stratum around tightening up state, now the angle of elastic steel sheet 19 is less than 90 degree, in zone of fracture 3, because space is open, the angle of elastic steel sheet 19 is magnified, and reinforced bar net 9 keeps open configuration.
Fig. 5 is that soft or hard of the present invention broken alternating layers formula compound rock side slope high pressure washing is planted anchor and recharged comprehensive ecological safeguard structure construction process figure.
With reference to shown in Fig. 5, (1)
the construction of barricade:when barricade 11 is constructed, first prefabricated barricade bed course 13 is lifted in the foundation ditch excavated, barricade bed course 13 thickness 20 ~ 25cm, arranges the high 3cm ~ 5cm of rim of a cup shape, wide 50cm ~ 60cm link slot in prefabricated barricade 11 position, presets barricade vertical anchor cable 21 patchhole in the middle of link slot; Barricade 11 concrete prefabricated for C30 lifts on barricade bed course after having constructed by barricade bed course 13, barricade 11 thickness is 45cm ~ 50cm, reserved oblique line anchor cable hole and vertical anchor cable hole on barricade 11, then in the space of link slot, barricade 11 and barricade bed course 13 both sides, C30 concrete is filled, after concrete to be filled reaches intensity, the inclining anchor cable hole that edge is reserved and vertical prestressed anchor cable borehole are to hard formation 1, and barricade inclining anchor cable 12 and the vertical anchor cable 21 of barricade are installed, in anchor cable after slip casting Shi Hanzhang, with anchor head 10 sealing off and covering anchorage.
(2)
side slope impacting with high pressure pore-forming and backfill self-compacting concrete:pipe-following drilling technology is adopted to bore side slope anchor cable hole, rinse main aperture 5, via hole 6, zone of fracture 3.Rinsing main aperture 5 adopts pipe-following drilling to become, and aperture is 320mm, and space is apart from 1m, array pitch 1m; Via hole 6 is arranged in and rinses main aperture 5 both sides, aperture 135mm, pitch of holes 1m, array pitch 0.25m.Then dual pipe is stretched into flushing main aperture 5 to rinse at the bottom of aperture to hole, then rinse from bottom to top at the bottom of hole, complete once flushing circulation; After first time has rinsed, carry out water-filling immersion, more repeatedly rinse, washing time is advisable with 3 times repeatedly.Rinse and make the weak material at zone of fracture place in side slope depart from rock mass face, with flushing liquor under pressure together with return out or go out and rinse outside main aperture 5, ejection medium is water and compressed air, and wherein high pressure water jets injection pressure is 35Mpa ~ 40Mpa, and blast is 1Mpa ~ 1.5Mpa; If do not establish side slope anchor cable 7 in this zone of fracture 3, then backfill self-compacting concrete 4, self-compacting concrete 4 match ratio (kg/m
3) being: water: cement: flyash: sand: stone: water reducing agent: air entraining agent=170:412:103:876:809:3.091:0.0258, self-compacting concrete air content controls 2.0% ~ 4.0%.
(3)
the construction of sash beam:first colligation sash beam steel 20, the main muscle of sash beam steel 20 adopts hot rolled ribbed steel bar, after reinforcing bar binding completes, according to the zinc-plated net 16 of sash distance between girders size cutting, and zinc-plated net 16 surrounding is connected with sash beam steel 20 steel wire lashing, then sash beam forms is installed, adopt the horizontal sash beam 15 of C30 concreting and longitudinal sash beam 14, the high 500mm ~ 600mm of horizontal sash beam 15, wide 600mm ~ 700mm, longitudinal sash deck-molding 700mm ~ 800mm, wide 750mm ~ 850mm.Side slope anchor cable hole is reserved at horizontal sash beam 15 and longitudinal sash beam 14 position that interlocks.
(4)
anchor cable is installed:if side slope anchor cable 7 is through zone of fracture 3, flushing main aperture 5 can be used as anchor cable hole, the side slope anchor cable 7 of zone of fracture 3 sections overlap anchor cable adapter sleeve 18, then welds elastic steel sheet 19 and reinforced bar net 9, side slope anchor cable 7 is penetrated and rinses in main aperture 5, in flushing main aperture 5, be pressed into self-compacting concrete 4; If side slope anchor cable 7 is not through zone of fracture 3, transversely sash beam 15 and longitudinal sash beam 14 interlock the reserved side slope prestressed anchor cable borehole in position, drilling depth is the dark 30cm ~ 40cm of side slope anchor cable 7 comparatively, side slope anchor cable 7 is penetrated anchor cable hole, then pour in anchor cable hole and recharge mud jacking body 8, recharge mud jacking body 8 and select normal silicate 525#, water/binder ratio is 0.38 ~ 0.48, additional 10%UEA-Z type composite expanding agent and 0.6% efficient early strength water-reducing agent, slurry intensity is not less than 40MPa.Until self-compacting concrete 4 or recharge after mud jacking body 8 reaches intensity, stretch-draw side slope anchor cable 7 Shi Hanzhang, adopts anchor head 10 to be fixed by side slope anchor cable 7.
(5) vegetation is planted:planting soil laid by zinc-plated net 16, and plants vegetation 17.
Claims (8)
1. soft or hard broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged a comprehensive ecological safeguard structure, it is characterized in that primarily of barricade (11), side slope anchor cable (7), self-compacting concrete (4) and longitudinally, horizontal sash beam forms;
Wherein, barricade (11) is arranged at the bottom of Slope, and the bottom of barricade is provided with barricade bed course (13); Backfill self-compacting concrete (4) is arranged in the zone of fracture of incompetent bed (2); Side slope anchor cable (7) runs through incompetent bed (2), and bottom extends in hard formation (1); Side slope surface arranges horizontal sash beam (15) and longitudinal sash beam (14), longitudinally, arranges zinc-plated net (16) in horizontal sash beam, is zinc-platedly filled with planting soil on the net, and plants and have vegetation (17).
2. soft or hard according to claim 1 broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure, it is characterized in that the part of the side slope anchor cable (7) being positioned at zone of fracture (3) arranges multilayer reinforced bar net (9); The anchor cable adapter sleeve (18) that reinforced bar net (9) and side slope anchor cable (7) periphery are socketed is fixed by " V " shape elastic steel sheet (19).
3. soft or hard according to claim 1 broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure, it is characterized in that described barricade (11) is by spaced apart barricade inclining anchor cable (12) and the vertical anchor cable of barricade (21) and hard formation (1) anchoring.
4. soft or hard according to claim 1 broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure, it is characterized in that described longitudinal sash beam (15) and horizontal sash beam (14) are crisscross arranged, side slope anchor cable (7) top and longitudinal sash beam (15) and horizontal sash beam (14) staggered place anchor head (10) anchoring.
5. soft or hard according to claim 1 broken alternating layers formula compound rock side slope high pressure washing is planted anchor and is recharged comprehensive ecological safeguard structure, it is characterized in that described zinc-plated net (16) surrounding is welded with longitudinal direction, horizontal sash beam bottom reinforcement bars.
6. soft or hard broken alternating layers formula compound rock side slope high pressure washing plants the construction method that anchor recharges comprehensive ecological safeguard structure, it is characterized in that comprising the following steps:
1)
the construction of barricade: by foundation ditch bottom the lifting to side slope of prefabricated barricade bed course (13), then prefabricated barricade (11) is lifted on barricade bed course (13), with the space of concreting barricade bed course (13) and barricade (11) junction, after pending connection position concrete strength reaches requirement, barricade inclining anchor cable (12) and the vertical anchor cable of barricade (21) reinforcing are installed in compartment of terrain in barricade (11);
2)
boring: according to rock stratum surveys, side slope anchor cable hole is bored at design attitude, and the region that there is zone of fracture (3) in rock stratum adopts with pipe bit flushing main aperture (5) to zone of fracture, if main aperture (5) and anchor cable hole position consistency are rinsed in design, this flushing main aperture (5) is also used as side slope anchor cable hole;
3)
zone of fracture rinses: adopt " double-tube method " to rinse, dual pipe is stretched into and rinses main aperture (5), rinse at the bottom of aperture to hole, then rinse from bottom to top at the bottom of hole, complete once flushing circulation; After first time has rinsed, carry out water-filling immersion, more repeatedly rinse;
4)
the backfill of self-compacting concrete: for the zone of fracture (3) after the flushing of passing through without side slope anchor cable (7), backfill self-compacting concrete (4) is to filling up flushing main aperture;
5)
sash beam and zinc-plated net: first colligation sash beam steel (20), then in sash beam steel, zinc-plated net (16) is laid, then zinc-plated net surrounding is welded or steel wire lashing with sash beam steel, finally install template, concreting, form horizontal sash beam (15) and longitudinal sash beam (14), when building, side slope anchor cable hole is reserved at horizontal sash beam (15) and the staggered position of longitudinal sash beam (14);
6)
anchor cable is installed: for the side slope anchor cable (7) not passing through zone of fracture (3), manually by side slope anchor cable (7) smooth-going insertion side slope anchor cable hole, be then pressed into cement paste, formed and recharge mud jacking body (8); For the side slope anchor cable (7) passing through zone of fracture (3), through rinsing main aperture (5) to zone of fracture (3) press-in self-compacting concrete (4) after installing side slope anchor cable;
7)
anchorage cable stretching and sealing off and covering anchorage: to side slope anchor cable (7) Shi Hanzhang, with anchor head (10), side slope anchor cable (7) is fixed on horizontal sash beam and longitudinal sash beam infall;
8)
domatic plantation: above lay planting soil at zinc-plated net (16) and plant vegetation.
7. soft or hard according to claim 6 broken alternating layers formula compound rock side slope high pressure washing plants the construction method that anchor recharges comprehensive ecological safeguard structure, it is characterized in that in step (6), for the side slope anchor cable passing through zone of fracture, need first anchor cable adapter sleeve (18) on zone of fracture depth location cover, and in anchor cable adapter sleeve external welding elastic steel sheet (19), elastic steel sheet (19) surrounding welding reinforced bar net (9).
8. soft or hard according to claim 6 broken alternating layers formula compound rock side slope high pressure washing plants the construction method that anchor recharges comprehensive ecological safeguard structure, it is characterized in that in step (2) in flushing main aperture two sidetracking via hole (6); In step (4), self-compacting concrete (4) rinses main aperture and via hole to filling up simultaneously.
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| CN201510404014.4A CN105040712B (en) | 2015-07-08 | 2015-07-08 | A kind of soft or hard crushes mutual laminar composite rock matter side slope high pressure rinse and plants anchor recharge comprehensive ecological safeguard structure and its construction method |
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| CN201510404014.4A CN105040712B (en) | 2015-07-08 | 2015-07-08 | A kind of soft or hard crushes mutual laminar composite rock matter side slope high pressure rinse and plants anchor recharge comprehensive ecological safeguard structure and its construction method |
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| CN105970970A (en) * | 2016-05-25 | 2016-09-28 | 中国能源建设集团安徽电力建设第工程有限公司 | Pre-stressed anchor cable supporting construction method for near-railway deep foundation pit |
| CN106013191A (en) * | 2016-07-11 | 2016-10-12 | 杭州江润科技有限公司 | Environmental-friendly grass concrete highway slope protection structure and construction method thereof |
| CN109024634A (en) * | 2018-09-27 | 2018-12-18 | 中交公局海威工程建设有限公司 | Ecological Slope safeguard structure, guard system and Ecological Slope construction method |
| CN109723068A (en) * | 2019-01-07 | 2019-05-07 | 浙江大学 | Rise steeply concrete frame lattice beam slope protection system and construction method are grown conducive to side slope vegetation |
| CN111270693A (en) * | 2020-03-26 | 2020-06-12 | 中建四局贵州投资建设有限公司 | Assembled anchor cable frame beam and construction method |
| CN112431200A (en) * | 2020-12-02 | 2021-03-02 | 中铁十七局集团第五工程有限公司 | Construction method for reducing safety risk of reverse construction method of ribbed anchor rod retaining wall |
| CN112921992A (en) * | 2021-01-25 | 2021-06-08 | 中国一冶集团有限公司 | Combined supporting structure for complex rock high slope and construction method |
| CN114718094A (en) * | 2022-05-10 | 2022-07-08 | 中建八局第三建设有限公司 | Method for supporting broken mountain side slope |
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| CN109024634A (en) * | 2018-09-27 | 2018-12-18 | 中交公局海威工程建设有限公司 | Ecological Slope safeguard structure, guard system and Ecological Slope construction method |
| CN109723068A (en) * | 2019-01-07 | 2019-05-07 | 浙江大学 | Rise steeply concrete frame lattice beam slope protection system and construction method are grown conducive to side slope vegetation |
| CN109723068B (en) * | 2019-01-07 | 2024-06-11 | 浙江大学 | Steep concrete sash Liang Hupo system beneficial to slope vegetation growth and construction method |
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| CN112431200A (en) * | 2020-12-02 | 2021-03-02 | 中铁十七局集团第五工程有限公司 | Construction method for reducing safety risk of reverse construction method of ribbed anchor rod retaining wall |
| CN112431200B (en) * | 2020-12-02 | 2022-03-15 | 中铁十七局集团第五工程有限公司 | Construction method for reducing safety risk of reverse construction method of ribbed anchor rod retaining wall |
| CN112921992A (en) * | 2021-01-25 | 2021-06-08 | 中国一冶集团有限公司 | Combined supporting structure for complex rock high slope and construction method |
| CN114718094A (en) * | 2022-05-10 | 2022-07-08 | 中建八局第三建设有限公司 | Method for supporting broken mountain side slope |
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