CN108049423A - Ecological landscape retaining wall - Google Patents
Ecological landscape retaining wall Download PDFInfo
- Publication number
- CN108049423A CN108049423A CN201711439863.9A CN201711439863A CN108049423A CN 108049423 A CN108049423 A CN 108049423A CN 201711439863 A CN201711439863 A CN 201711439863A CN 108049423 A CN108049423 A CN 108049423A
- Authority
- CN
- China
- Prior art keywords
- planting trough
- slope
- retaining
- inclined clapboard
- vierendeel girder
- Prior art date
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- 239000002689 soil Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000008635 plant growth Effects 0.000 claims abstract description 19
- 235000015097 nutrients Nutrition 0.000 claims abstract description 8
- 238000011049 filling Methods 0.000 claims abstract description 6
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 27
- 239000008397 galvanized steel Substances 0.000 claims description 27
- 238000010079 rubber tapping Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 12
- 239000004576 sand Substances 0.000 claims description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 239000011575 calcium Substances 0.000 claims description 5
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- 230000004083 survival effect Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 description 22
- 239000010410 layer Substances 0.000 description 20
- 239000004744 fabric Substances 0.000 description 16
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 238000005516 engineering process Methods 0.000 description 13
- 239000001963 growth medium Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 8
- 210000003205 muscle Anatomy 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 8
- 238000003973 irrigation Methods 0.000 description 7
- 230000002262 irrigation Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 235000016709 nutrition Nutrition 0.000 description 4
- 230000035764 nutrition Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
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- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000003895 organic fertilizer Substances 0.000 description 2
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- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- 230000013632 homeostatic process Effects 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0225—Retaining or protecting walls comprising retention means in the backfill
- E02D29/0233—Retaining or protecting walls comprising retention means in the backfill the retention means being anchors
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/022—Pots for vertical horticulture
- A01G9/025—Containers and elements for greening walls
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/066—Quays
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Environmental Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention relates to an ecological landscape retaining wall, which comprises a frame beam, a plant growth tank and a slope retaining and reverse filtering structure; the frame beam is a frame structure consisting of longitudinal beams and transverse beams, a slope retaining and reverse filtering structure is arranged on the back surface of the frame structure, and a plant growth groove is arranged in the frame beam; the plant growth tank is composed of an inclined clapboard arranged between the frame beam longitudinal beams and a slope surface retaining and reverse filtering structure; the planting tank is filled with filling soil and is provided with a water drainage hole. Planting ecological landscape plants in the plant growth tank to afforest the slope; the vegetation growing tank forms a water and nutrient channel with a slope through the slope retaining inverted filter structure, the growth of vegetation is guaranteed, the survival rate of the vegetation is greatly improved, the inverted filter layer and the water drain hole are formed in the bottom of the vegetation growing tank, the accumulated water of the soil body on the back of the wall is effectively drained, and the stability of the slope is improved. The retaining wall has the characteristics of strong retaining capacity, wide adaptability, good landscape effect, remarkable economic benefit and the like, and is suitable for slope retaining engineering, hydraulic engineering and ecological landscape engineering.
Description
Technical field
The invention discloses a kind of ecoscape barricades, belong to geotechnical engineering side slope protection technology, are mainly concerned with side slope
Support engineering, hydraulic engineering and ecoscape engineering are specially Vierendeel girder inclined clapboard planting trough ecoscape barricade and construction party
Method.
Technical background
Inevitably high slope is formed, it is necessary to which side slope is propped up in the building of road engineering, architectural engineering and hydraulic engineering
, there is the retaining wall technology of a variety of patterns, with the reinforcement of national Ecological Civilization Construction, ecological vestige is increasingly in shield
It is taken seriously, occurs numerous ecological vestiges in slope retaining technology, common ecological supporting technique mainly has plant
Raw bag ecological revetment, precast assembly building block type barricade, gabion Ecological Retaining Wall, geotechnical grid Ecological Retaining Wall, spraying and seeding afforesting etc., vegetation
Growth requires grade of side slope too steep, while ecological vegetation is directly planted on the slope surface soil body, and the soil body easily unstability works as side slope
Existing ecological supporting technique is difficult the needs for adapting to engineering when height is steep, soil property is slightly worse and Deformation control is more demanding, and ecology is propped up
The limitation of shield technology limits its application and promotes, and the larger side slope of supporting difficulty is still propped up using traditional non-ecology
Shield technology, wherein what is be most widely used has lattice beam anchor rod type, peg board formula, anchor slab retaining wall etc., traditional support technology is anti-
Only slope surface washes away and local buckling, and slope surface generally wants cure process between stake, and slope vegetation is difficult to grow, ecological environment is broken
It is bad larger.Therefore, the ecological and barricade for improving traditional support technology answers the attention that green technology causes all circles, in recent years, occurs
Numerous treating methods, wherein carrying out vertical greening technology to the barricade after supporting using relatively broad, vertical greening technology is main
Including the formula of seeking connections with, weeping branch formula, screen work formula, modular and tiled type etc., wherein modular (see attached drawing 7) and tiled type are (see attached drawing
8) effect is preferable, and modular and tiled type wall greening will be hung in metope or paving culture medium is for plant growth, and with drop
Fill system maintains vegetation survival, and complex process cost is high, and the stability of greening structure, security, irrigation and fertilization system
It is required for being inspected periodically and be safeguarded, maintenance cost is high.
Modular wall greening is the vertical greening form that planting plants realize wall greening in modularizing member.Module
Change system is made of the square plate or rectangular slab of loading culture medium, and most of nutrition of demand of plant growth can be in module
It is found in interior culture medium, irrigation conduit layering is distributed along wall.
Tiled type wall greening directly pastes very thin culture medium in metope, then planting plants or using sowing grass seeds by duster skill
The mixture for being mixed with the ingredients such as soil, fertilizer, adhesive and vegetable seeds is directly injected to metope by art, and one is formed on metope
The Virescence form of a implant system.
" anhydrous not come down " oozes shearing strength of the rainwater to the raising slopes soil body under slope support engineering, drainage slopes,
It is extremely beneficial to enhance the stability of side slope, traditional barricade earth-retaining face sets anti-filter bag and drain hole, and is let out during the work of actual barricade
Water hole easily blocks, and causes slope surface ponding, so as to cause slopes unstability.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind is rational in infrastructure, supporting and retaining system ability is strong, adaptability
Extensively, landscape effect is good, Ecological Retaining Wall of remarkable in economical benefits, solves existing side slope lattice beam bolt support technology and pile slab supporting skill
The tradition such as art the problem of support form is ecological and landscape is insufficient.
To achieve the above object, a kind of ecoscape barricade provided by the invention, the barricade include Vierendeel girder, plant life
Slot, slope surface supporting and retaining system anti-filter structure；The Vierendeel girder is the frame structure being made of longeron, crossbeam, is set at the back side of frame structure
There is slope surface supporting and retaining system anti-filter structure, planting trough is equipped in Vierendeel girder；The planting trough is by oblique between being arranged on Vierendeel girder longeron
Partition plate is formed with slope surface supporting and retaining system anti-filter structure, and the inclined clapboard is axial arranged along longeron, and inclined clapboard plane holds angle with horizontal plane
β, adjacent inclined clapboard form planting trough with the space that slope surface supporting and retaining system anti-filter structure is formed；It bankets in planting trough, plants life
Slot is equipped with drain hole；The scope of angle β is：30°-60°.
The slope surface supporting and retaining system anti-filter structure is folded successively by thick lattice galvanized steel wire netting, thin lattice galvanized steel wire netting, anti-filter geotextiles
Put composition.
The planting trough forms water and nutrient passage through slope surface supporting and retaining system anti-filter structure and slopes.
The inclined clapboard is axially evenly arranged along longeron, soil pressure between inclined clapboard and anti-filter structure shared beam.
Neighbouring inclined clapboard, inclined clapboard of the level height than being in top of the upper surface for the inclined clapboard being below
Lower face at least high 100mm of level height, banket in planting trough and slope surface supporting and retaining system anti-filter structure be completely covered.
Banketing including plant growth medium, loaded filter in planting trough, carries kind of a landscape vegetation in planting trough；Plant growth substrate
Matter uses cohesive soil, and adds organic fertilizer 5%, water-retaining agent 0.8 ‰, adhesive 0.8~1.2 ‰.
The loaded filter is made of sand gravel, and the volume of sand gravel accounts for the 1/3-1/2 always to banket in planting trough；At reverse osmosis layer
In planting trough bottom, filling plant growth substrate thereon.
Water conservation bag is additionally provided in planting trough, water-keeping material is filled out in the water conservation bag, water-keeping material is selected from calcium sulphoaluminate, calcium alum
One kind in stone, super absorbent resin.
Tapping pipe is installed, tapping pipe one end is drainage section, and drainage section is extended in planting trough in the drain hole of planting trough
Banket, the other end is water outlet, water outlet extends to Vierendeel girder side；The drainage Duan Guanzhou of tapping pipe is equipped with water seepage hole,
Tapping pipe drainage Duan Guanzhou outsourcing anti-filter cloth, tapping pipe are not less than 10% to planting trough outer incline, gradient P, ensure to sluice
Amount it is smaller when can trickle irrigation lower floor planting trough vegetation, ponding can be discharged to planting trough when water is larger.
Vierendeel girder bottom is equipped with retaining wall foundation, and top is equipped with capping beam, and Vierendeel girder is by being arranged on steel in slopes rock-soil layer
Muscle anchor pole (rope) is fixedly connected with slopes.
Nutrition Soil is filled out on a kind of ecoscape barricade provided by the invention, planting trough upper strata of banketing, and loaded filter is filled out by lower floor, is sluiced
Hole is arranged among loaded filter, and the steel wire of filtration is arranged in pairs or groups using double-deck galvanized steel wire netting thickness, sizing grid root
According to soil layer condition setting, anti-filter cloth (geotextiles) is set after net prevents the slopes soil body to be lost between net.
The Vierendeel girder is made of horizontal gird and vertical longeron, and Vierendeel girder is shaped using reinforced concrete cast-in-situ, horizontal
Beam and longeron junction set anchor pole (rope)；Vierendeel girder delivers load to anchor pole, and anchor pole end is anchored among Vierendeel girder, and should
Meet anchoring requirement.
Capping beam is set at the top of Vierendeel girder, bottom sets basis, and basis should be embedded in old soil.
Anchor pole spacing, length and muscle material sectional area are calculated according to slope stability, and anchor pole preferably uses first pore-forming, by reinforcing bar
It is put into hole, cement mortar is injected between anchor pole and rock-soil layer, centering isolation mount is set along body of rod axis direction, it is ensured that steel
Muscle is wrapped up by mortar, meets protective layer thickness requirement.
Inclined clapboard uses armored concrete cast-in-place formation together with Vierendeel girder between Vierendeel girder, and inclined clapboard reinforcing bar anchors into Vierendeel girder
Longeron in, Vierendeel girder is not exposed before and after inclined clapboard.
It is arranged in parallel between adjacent inclined clapboard upper and lower plates and parallel with crossbeam；Inclined clapboard is primarily subjected to dead weight, planting trough is filled out
Native weight and slopes part soil pressure, inclined clapboard arrangement of reinforcement are calculated by one-way slabs design.
The moisture of the water conservation bag coordinate plant growth matrix set in planting trough ensures the moisture of vegetation period of drought；
Arid area can add drip irrigation system or man-made irrigation and slopes vegetation is conserved.
Planting trough plants ecological vegetation, plays the role of greening and stable side slope.
Double-deck galvanized steel wire netting and anti-filter cloth, galvanized steel wire netting is set to be abound with slope surface, galvanized steel between Vierendeel girder and slope surface
The zinc-plated netting wire of the thick lattice of silk screen point and thin lattice galvanized steel wire netting, galvanized steel wire netting should be able to meet resistant to rust requirement；Adjacent galvanized steel
It should be sutured, be formed whole between silk screen；Anti-filter cloth is set under galvanized steel wire netting, and anti-filter cloth there should be some strength, can prevent
The slopes soil body is lost between steel wire.
Top of the slope sets intercepting ditch, and bottom of slope sets gutter, and chute is set when slope section is longer.
Vierendeel girder should be according to Force Calculation configuration reinforcement, and rock-bolt length, thickness and prestressing force size should be according to slope stabilities
Property requirement be configured.
Barricade preferably uses contrary sequence method construction in layer, suitable for the slope support engineering of the arbitrary gradient.
The present invention is by changing Vierendeel girder crossing frame beam shape and inclined clapboard, inclined clapboard and Vierendeel girder being set between Vierendeel girder
And form planting trough between slope surface supporting and retaining system anti-filter structure；Nutrition Soil and loaded filter are backfilled in planting trough；In the backfill of planting trough
The technical solution of kind of landscape vegetation is carried in soil；It has the following advantages：
1st, inclined clapboard can undertake soil pressure between Vierendeel girder, improve soil body stability between beam, while inclined clapboard and Vierendeel girder
And planting trough is formed between slope surface supporting and retaining system anti-filter structure, providing plant growth medium for barricade greening fills space, with tradition
Wall greening is compared hangs planting container without metope.The plant growth medium thickness of planting trough is more thick and solid, is conducive to vegetation
It survives and grows.Invention barricade ingeniously sets planting trough with preferable landscape and eco-environmental prote.
2nd, planting trough forms water and nutrient passage, slopes ponding through slope surface supporting and retaining system anti-filter structure and slopes can pass through slope surface
Supporting and retaining system anti-filter structure penetrates into planting trough, and the water and nutrient that supply planting trough is banketed irrigate the landscape vegetation that planting trough is planted.
3rd, anti-filter cloth is set after barricade planting trough of the present invention, anti-filter cloth is fixed using steel wire, and entire slope surface is all into slopes
Ponding draining area significantly increases slopes drainage area, and there is no the possibility of plug-hole ponding, slope surface ponding can easily infiltrate into plant
Raw slot, by filling loaded filter in planting trough trench bottom and tapping pipe drains extra ponding, so as to reach maintenance and improve side
The purpose of slope stability, the Ecological Retaining Wall of the invention security and stability higher under unfavorable working condition.
4th, barricade planting trough is banketed has connectedness with slopes soil layer, and vegetation root system can enter slopes by steel wire,
Vegetation root system has slopes certain reinforcement effect, improves soil shear strength, while slopes also provide growth for the growth of vegetation
Nutrient is conducive to survival, the growth of vegetation.
5th, water conservation bag is set in planting trough, inorganic water conservation bag can absorb water in planting trough moisture abundance, the Replacement Battalion in arid
Soil moisture is supported, forms " the small reservoir " in planting trough, achievees the purpose that the moisture for adjusting planting trough Nutrition Soil, reduces the filling of vegetation
It irrigates and maintenance cost.
6th, by setting thick lattice galvanized steel wire netting and thin lattice galvanized steel wire netting between Vierendeel girder and slope surface come stable frame
Between the soil body, soil pressure acts on galvanized steel wire netting between frame, after soil pressure is passed to inclined clapboard by galvanized steel wire netting, then passes to
Vierendeel girder, sliding force is passed to slopes deep rock-soil layer by Vierendeel girder by anchor pole, to reach the purpose of slopes monolithic stability.
7th, Vierendeel girder inclined clapboard planting trough Ecological Retaining Wall provided by the invention, uses Vierendeel girder and anchor pole as support framework,
Can the horizontal loading of slopes easily be resisted by adjusting the quantity and length of anchor pole, to meet the needs of slope stability,
The soil body between beam is stablized using inclined clapboard, steel wire, loaded filter and anti-filter cloth synergistic effect between Vierendeel girder, which can be used for
The barricade of different gradient and DIFFERENT SOIL matter condition, can also be applicable in embankment side slope and execavated rockmass.
In conclusion the barricade of the present invention has, supporting and retaining system ability is strong, wide adaptability, landscape effect are good, remarkable in economical benefits
The features such as, slope support engineering, ecoscape engineering can be widely used in.
Description of the drawings
Attached drawing 1 is ecological Landscape retaining wall side view.
Attached drawing 2 is ecological Landscape retaining wall front view.
Attached drawing 3 is ecological Landscape retaining wall Vierendeel girder and inclined clapboard block schematic illustration.
Attached drawing 4 is ecological Landscape retaining wall arrangement of reinforcement side view.
Attached drawing 5 is that ecological Landscape retaining wall bankets and slot back of the body slope protection schematic diagram.
Attached drawing 6 is drain hole structure diagram.
Attached drawing 7 is existing module formula wall greening structure diagram.
Attached drawing 8 is existing tiled type wall greening structure diagram.
In figure：
100 inclined clapboards
101 planting troughs
102 crossbeams
103 drain holes
104 capping beams
105 anchor poles (rope)
106 retaining wall foundations
107 gutters
108 landscape planting vegetation
109 wall top guardrails
110 intercepting ditch
111 longerons
201 anchor poles (rope) drill
202 anchor poles (rope) injecting cement paste
203 anchor pole muscle materials
204 anchor pole centering isolation mounts
205 anchor pole rod ends are bent up
301 plant growth mediums
302 loaded filters
303 thick lattice galvanized steel wire nettings
304 thin lattice galvanized steel wire nettings
305 anti-filter cloth
The U-shaped fixing glue of 306 bar-mat reinforcements
307 water conservation bags
401 tapping pipe anti-filter cloth
402 sluicing pipe shaft water seepage holes
403 tapping pipe tube bodies
501 walls
502 droping irrigating pipes
503 modules
504 horizontal purlins
505 eyelets
506 waterproof layers
507 vertical channels
601 walls
602 droping irrigating pipes
603 partition plates
604 backings
605 waterproof layers
Specific embodiment
Ratio, size, structure, arrangement of reinforcement, construction way that attached drawing of the present invention is drawn etc. are that cooperation specification discloses hair
Bright main principle and crucial technology point, the change and adjustment of any size, decoration, ratio are not influencing institute's energy of the present invention
Under the effect of generation and the purpose that can reach, in the covering scope for the support technology for being regarded as the present invention.
The specific embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Referring to attached drawing 1,2,3,4,5,6, Ecological Retaining Wall provided by the invention, the barricade includes Vierendeel girder, planting trough
101, slope surface supporting and retaining system anti-filter structure；The slope surface supporting and retaining system anti-filter structure is by thick lattice galvanized steel wire netting 303, thin lattice galvanized steel wire netting
304th, anti-filter geotextiles 305 are sequentially stacked composition；The frame structure that the Vierendeel girder is made of longeron 111, crossbeam 102, in frame
The back side of frame structure is equipped with slope surface supporting and retaining system anti-filter structure, and planting trough 101 is equipped in Vierendeel girder；The planting trough 101 is by setting
Inclined clapboard 100 between Vierendeel girder longeron 111 is formed with slope surface supporting and retaining system anti-filter structure, and the inclined clapboard 100 is along 111 axis of longeron
To being evenly arranged, 100 plane of inclined clapboard holds angle β, the sky that adjacent inclined clapboard is formed with slope surface supporting and retaining system anti-filter structure with horizontal plane
Chamber is planting trough 101, and planting trough 101 forms water and nutrient passage through slope surface supporting and retaining system anti-filter structure and slope ecology safe edge body；On
Under adjacent inclined clapboard, the lower face of inclined clapboard of the level height than being in top of the upper surface for the inclined clapboard being below
At least high 100mm of level height；It bankets, is banketed including plant growth medium 301, loaded filter in planting trough 101
302, kind of a landscape vegetation is carried in planting trough, the loaded filter 302 is made of sand gravel, and the volume of sand gravel is accounted in planting trough 101
The 1/3-1/2 always to banket；Reverse osmosis layer 302 is in 101 bottom of planting trough, thereon filling plant growth substrate 301；Planting trough 101
In be additionally provided with water conservation bag 307, fill out water-keeping material in the water conservation bag 307；Planting trough 101 is equipped with drain hole 103；Drain hole 103
In tapping pipe 403 is installed, 403 one end of tapping pipe is drainage section, and drainage section is extended in banketing in planting trough 101, another
It holds as water outlet, water outlet extends to Vierendeel girder side；The drainage Duan Guanzhou of tapping pipe 403 is equipped with water seepage hole 402, in tapping pipe
403 drainage Duan Guanzhou outsourcing anti-filters cloth 401, tapping pipe are not less than 10% to planting trough outer incline, gradient P, ensure to sluice
Amount it is smaller when can trickle irrigation lower floor planting trough vegetation, ponding can be discharged to planting trough when water is larger.
Vierendeel girder bottom is equipped with retaining wall foundation 106, and top is equipped with capping beam 104, and Vierendeel girder is by being arranged on slopes ground
Reinforced anchor bolt (rope) 105 is fixedly connected with slopes in layer.
In the present embodiment, angle β is 45 °；Water-keeping material is calcium sulphoaluminate.
Ecoscape barricade preparation process provided by the invention is briefly described as below：
Referring to attached drawing 1,2,3,4, Ecological Retaining Wall of the invention, suitable for all kinds of rock matter or soil-slope, when side slope soil property
When condition is poor, slopes should carry out appropriate sloping timbering, it is ensured that and slopes can meet non-support homeostasis in stage excavation,
The layer height of slopes is generally no greater than 2.0m, can suitably be adjusted according to soil layer condition using the vertical spacing of anchor pole as standard,
Slopes should be flattened after stage excavation.
Start to arrange first floor anchor pole 105 after slopes stage excavation, arrange first row anchorage body overlying the thickness of the layer
4.0m is not preferably less than, the thickness of overlying rock is not preferably less than 2.0m, and the position of first row anchor pole can be arranged on 1.5m-2m under top of the slope
Place, anchor pole spacing is preferably 1.0m~3.0m, and should not exceed the half of rock-bolt length；Anchor pole pore-forming aperture, Kong Wei, inclination angle requirement
It constructs by design parameters of bolt, tolerance of constructing：Rock-bolt length L be ± 30mm, aperture be ± 5mm, Kong Weiwei ± 20mm, into
Hole inclination angle is ± 1%.
Anchor pole pore-forming, 201 aperture D of armature boring are not less than 100mm, and closely knit for ease of slip casting, the suitable α in anchor pole inclination angle is preferably
10°-35°；Rock-bolt length L is set according to barricade stability requirement, and drilling depth is no less than more than Soil Anchor Design length T
0.5m。
Anchor pole muscle material 203 should have enough intensity, rigidity, toughness and durability, it should meet withdrawal resistance checking computations requirement, anchor
The bar area of reinforcement is no more than the 20% of drilling area, and anchor pole bar diameter is not preferably less than 20mm, when anchor axial force is larger or needs
It is that can change anchor pole to be set to anchor cable to apply prestressing force, and body of rod muscle material uses steel strand wires.
Anchor pole thickness of protection tier is no less than 25mm, reinforcing bar should flat arrangement according to certain rules, along body of rod axis side
One centering isolation mount 204 is set to every 1.0m~1.5m, itself and anchor pole reinforcing bar are welded together, isolating frame reinforcing bar is straight
Footpath φ is 8-12mm.
Grouting treatment is answered between anchor pole muscle material and drilling, the unconfined compressive strength of the 28d of injecting cement paste 202 is not lower than
25MPa, anchor pole use secondary grouting, and bolt grouting preferably uses cement-sand ratio 1:1~1.2, the cement mortar of the ratio of mud 0.45~0.50
Or the neat slurry of the ratio of mud 0.45~0.50.
After the completion of anchor bolt construction, slope surface is laid with anti-filter cloth 305, thin lattice galvanized steel wire netting 304, the plating of thick lattice respectively from the bottom up
Zinc steel wire 303, anti-filter cloth should have enough intensity that can prevent slopes soil layer from the various losses of bar-mat reinforcement, when for rock side slope
When can be not provided with anti-filter cloth.Slope surface be laid with thick grid steel wire diameter not be preferably less than 8mm, grid no more than 200mm ×
200mm, the steel wire diameter of thin grid are not preferably less than 3.5mm, and grid is not preferably greater than 35mm × 35mm, and steel wire should be able to meet resistant to rust
It is required that being sutured between adjacent galvanized steel wire netting using the ironwire suture of 8mm, formed whole.
Galvanized steel wire netting is fixed temporarily using U-shaped fixing glue 306, and U-shaped nail bar diameter is not preferably less than 10mm, during insertion is native
500mm is not preferably less than, may be employed when slopes are rock side slope, expansion bolt replaces.
Vierendeel girder is set outside galvanized steel wire netting, Vierendeel girder is made of horizontal gird 102 and vertical longeron 111, and Vierendeel girder is handed over
It is connected at point with anchor pole, forms earth-retaining system, anchor pole rod end, which is bent up, anchors into Vierendeel girder, and the length that anchor pole bends up 205 is no less than
35 times of anchor pole bar diameter.
Horizontal gird 102, depth of section are not preferably less than 400mm, and width is not preferably less than 250mm, and crossbeam is parallel with inclined clapboard
Arrangement, crossbeam are barricade transverse direction main bearing member, and crossbeam presses continuous beam as branch using anchor pole and calculates beam body arrangement of reinforcement, in leaning on for beam
Native side and the native side of the back of the body are respectively configured by native side main reinforcement and the native side main reinforcement of the back of the body, and beam waist sets constructional reinforcement, and sets stirrup, and beam body mixes
Solidifying body intensity is not less than C30.
Vertical longeron 111, depth of section are not preferably less than 400mm, and width is not preferably less than 300mm, and vertical longeron is perpendicular to the ground
Arrangement, vertical longeron are the vertical main bearing member of barricade, and vertical longeron is also pressed continuous beam calculating beam body as branch using anchor pole and matched somebody with somebody
Muscle is respectively configured by native side and the native side of the back of the body by native side main reinforcement and the native side main reinforcement of the back of the body in beam, and beam waist sets constructional reinforcement, and sets
Stirrup, beam body coagulation body intensity are not less than C30.
Capping beam 104 is set at the top of Vierendeel girder, and deck-molding of bearing down on one is consistent with Vierendeel girder, and bottom surface is parallel with inclined clapboard, outside
Width is not less than 200mm, and interior hem width should not be less than 300mm, and capping beam is constitution establishment, be respectively configured the native side reinforcing bar of the capping beam back of the body,
Capping beam leans on native side reinforcing bar, capping beam distributing bar, bear down on one beam stirrup, and sectional reinforcement should meet ratio of reinforcement requirement, beam body coagulation
Body intensity is not less than C30.
Vierendeel girder bottom sets Vierendeel girder retaining wall foundation 106, and basis is high not less than 500mm, and foundation's bottom area is not less than
500mm × 500mm, embedded depth of foundation is not less than 500mm, and should be embedded to old soil layer, and frame beam main tendon should anchor into basis, and meet anchor
Gu requirement, coagulation body intensity is not less than C30.
Inclined clapboard 100 between arrangement beam, inclined clapboard effect are more prominent between Vierendeel girder longeron 111.First, inclined clapboard can be with
Slope surface forms planting trough, and plantation vegetation can effectively obtain water and soil nutrient in slopes soil in planting trough, improve vegetation survival rate, plant
The effect of slopes reach stable slopes can also pass through by root system；Secondly, banket can be zinc-plated between back-pressure frame for inclined clapboard and planting trough
Steel wire, galvanized steel wire netting and anti-filter cloth bear compartment soil pressure jointly between collaborative framework；In addition, partition room sets for opening
It puts, wall adverse grade volume of water can penetrate into the extra infiltration of planting trough in time, and the loaded filter for passing through planting trough is discharged to slopes, improve slope
The stability of body.
Inclined clapboard interlayer spacing v is uniform, and inclined clapboard spacing v takes 300mm-500mm, should have between upper and lower inclined clapboard certain
Lap of splice S, value is no less than 100mm, it is ensured that planting trough, which is banketed, can effectively cover zinc-coated wire wire side.
The angle β of inclined clapboard and horizontal plane is preferably 30 ° -60 °, should consider greening vegetation effect and earth-retaining requirement, and
According to depth of banketing, frame depth of beam, the parameter selections inclined clapboard such as inclined clapboard spacing, anchor pole spacing inclination angle.
The floor projection width of inclined clapboard should and no less than 400mm consistent with Vierendeel girder, Vierendeel girder thickness of slab should not be less than
150mm。
Inclined clapboard preferably uses armored concrete cast-in-place formation together with Vierendeel girder, and inclined clapboard is front and rear to be maintained at same with Vierendeel girder
One plane, concrete grade are not less than C30, and inclined clapboard Reinforcement should be anchored into vertical longeron, and should meet anchoring and
Force request.
Inclined clapboard is mainly configured Reinforcement and transversely distributed steelbar, and steel bar stress is configured by Force Calculation, horizontal
To distribution bar diameter not less than 10mm, the protective layer thickness of reinforcing bar is not less than 35mm.
The load that inclined clapboard is primarily subjected to has own wt, planting trough to banket the portion that galvanized steel wire netting transfers after weight and plate
Divide Water And Earth Pressures, and load is passed into vertical longeron, the calculating of inclined clapboard longitudinal stress arrangement of reinforcement is calculated by one-way slabs.
Calculate the inclined security consideration of load, effect and soil arching effect without considering galvanized steel wire netting after plate, it is believed that after plate soil pressure all by
Plate undertakes, and bottom of slope maximum soil pressure is taken to be checked, and can be layered when slope is high larger and carry out arrangement of reinforcement calculating.
Drain hole 103 is set at inclined clapboard bottom 1/4, drain hole tubing 403 preferably selects a diameter of 50mm-70mm, wall thickness
Pvc pipe not less than 5mm, tapping pipe drainage section are drilled with water seepage hole 402 in pipe shaft, and aperture is preferably 10mm, and quantity is seeped water with meeting
It is advisable, tapping pipe drainage section outsourcing anti-filter cloth 401 prevents that planting trough from banketing loss, and tapping pipe is to planting trough outer incline, inclined slope
P is spent not less than 10%, and tapping pipe nozzle, can ponding be discharged to planting trough, should nor affect on beauty slightly above Vierendeel girder
It is advisable.
Soil in planting trough needed for backfill plantation ecological vegetation, plant growth medium 301 is filled out on planting trough upper strata of banketing, main
It is used to carry kind of a vegetation, plant growth medium thickness is 2/3 always to banket, using cohesive soil, and adds organic fertilizer 5%, water-retaining agent
0.8 ‰, adhesive 0.8~1.2 ‰, plant growth medium can suitably adjust adding ingredient as needed, to ensure that vegetation gives birth to
It is long.
Water conservation bag is set in planting trough, and to meet vegetation in period of drought energy normal growth, water-keeping material is selected from sulphur aluminic acid
One kind in calcium, entringite, super absorbent resin, suitable size；In arid area, dropper system or man-made irrigation can be added
Slopes vegetation is conserved.
Banket lower setting loaded filter 302 in planting trough, is mainly used for for the purpose of excluding slopes ponding, anti-filter thickness is always to fill out
The 1/3 of soil, is filled using sand gravel, and loaded filter should be able to effectively prevent erosion, and drainage slopes ponding in time.
Ecological afforestation vegetation 108 in planting trough answers Adaptable growth condition to be advisable, and should select and easily survive, grows fast, root system
Flourishing perennial local vegetation needs to select according to landscape.
For execavated rockmass should construction in layer from top to down, treat that last layer anchor pole and Vierendeel girder reach the 75% of design strength
The construction of one of operating mode can be carried out down afterwards.
Present invention is equally applicable to embankment side slopes, anchor plate and pull rod should be used to replace embankment side slope anchor pole, barricade
Rolling earth behind retaining wall answers compaction in layers, barricade construction in layer from the bottom to top.
After barricade completes main body supporting construction, bottom of slope gutter 107 of further constructing, top of the slope intercepting ditch 110, chute,
The auxiliary equipment such as top of the slope guardrail 109, the section in gutter and ditch grade should meet collection, the requirement of the live ponding of discharge.
Claims (10)
1. a kind of ecoscape barricade, the barricade includes Vierendeel girder, planting trough, slope surface supporting and retaining system anti-filter structure；It is characterized in that：
The Vierendeel girder is the frame structure being made of longeron, crossbeam, and slope surface supporting and retaining system anti-filter structure is equipped at the back side of frame structure,
Planting trough is equipped in Vierendeel girder；The planting trough is by the inclined clapboard between being arranged on Vierendeel girder longeron and slope surface supporting and retaining system anti-filter structure
It forms, the inclined clapboard is axial arranged along longeron, and inclined clapboard plane holds angle β, adjacent inclined clapboard and slope surface supporting and retaining system with horizontal plane
The cavity that anti-filter structure is formed is planting trough；It bankets in planting trough, planting trough is equipped with drain hole.
2. a kind of ecoscape barricade according to claim 1, it is characterised in that：The slope surface supporting and retaining system anti-filter structure is by thick
Lattice galvanized steel wire netting, thin lattice galvanized steel wire netting, anti-filter geotextiles are sequentially stacked composition.
3. a kind of ecoscape barricade according to claim 2, it is characterised in that：The planting trough penetrates slope surface supporting and retaining system
Anti-filter structure forms water and nutrient passage with slopes.
4. a kind of ecoscape barricade according to claim 1, it is characterised in that：The inclined clapboard is axially uniform along longeron
Arrangement, soil pressure between inclined clapboard and anti-filter structure shared beam.
5. a kind of ecoscape barricade according to claim 1, it is characterised in that：Neighbouring inclined clapboard, is in down
The level height of the lower face of inclined clapboard of the level height of the upper surface of the inclined clapboard of side than being in top is at least high 100mm.
6. a kind of ecoscape barricade according to claim 1, it is characterised in that：Banketing in planting trough is given birth to including plant
Long matrix, loaded filter carry kind of a landscape vegetation in planting trough.
7. a kind of ecoscape barricade stated according to claim 6, it is characterised in that：The loaded filter is made of sand gravel；Instead
Infiltration layer is in planting trough bottom, thereon filling plant growth substrate.
8. a kind of ecoscape barricade according to claim 1, it is characterised in that：Water conservation bag, institute are additionally provided in planting trough
It states and water-keeping material is filled out in water conservation bag, the one kind of water-keeping material in calcium sulphoaluminate, entringite, super absorbent resin.
9. a kind of ecoscape barricade according to claim 1, it is characterised in that：It is equipped with and lets out in the drain hole of planting trough
Water pipe, tapping pipe one end are drainage section, and drainage section is extended in banketing in planting trough, and the other end is water outlet, and water outlet prolongs
Extend Vierendeel girder side.
10. according to a kind of ecoscape barricade described in any one of claim 1-9, it is characterised in that：Vierendeel girder bottom is set
There is retaining wall foundation, top is equipped with capping beam, and Vierendeel girder is fixed by being arranged on reinforced anchor bolt (rope) in slopes rock-soil layer with slopes
Connection.
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| CN201711439863.9A CN108049423B (en) | 2017-12-27 | 2017-12-27 | Ecological landscape retaining wall |
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| CN108551923A (en) * | 2018-05-21 | 2018-09-21 | 中铁西北科学研究院有限公司 | Abrupt slope planting unit in anchored frame |
| CN109463174A (en) * | 2018-12-25 | 2019-03-15 | 安徽泽生态建设有限公司 | A kind of vertical greening device |
| CN109695254A (en) * | 2019-03-07 | 2019-04-30 | 浙江交工集团股份有限公司 | A kind of road shoulder soil blocking component afforested and its construction method |
| CN109750689A (en) * | 2019-03-07 | 2019-05-14 | 浙江交工集团股份有限公司 | A kind of Study on Reinforced Embankments Using soil blocking component afforested and its construction method |
| CN111005403A (en) * | 2019-12-27 | 2020-04-14 | 广西科技大学 | Assembled three-dimensional reinforced earth retaining wall and construction method thereof |
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| KR100951635B1 (en) * | 2009-10-29 | 2010-04-09 | 신은주 | Modeling retaining wall structure for pleasant environment |
| CN102235047A (en) * | 2010-05-06 | 2011-11-09 | 邱晓晖 | Ecological planting curtain wall and installation method thereof |
| CN202809644U (en) * | 2012-10-19 | 2013-03-20 | 重庆市市政设计研究院 | Ecological pile-plank retaining wall |
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| CN108551923A (en) * | 2018-05-21 | 2018-09-21 | 中铁西北科学研究院有限公司 | Abrupt slope planting unit in anchored frame |
| CN109463174A (en) * | 2018-12-25 | 2019-03-15 | 安徽泽生态建设有限公司 | A kind of vertical greening device |
| CN109695254A (en) * | 2019-03-07 | 2019-04-30 | 浙江交工集团股份有限公司 | A kind of road shoulder soil blocking component afforested and its construction method |
| CN109750689A (en) * | 2019-03-07 | 2019-05-14 | 浙江交工集团股份有限公司 | A kind of Study on Reinforced Embankments Using soil blocking component afforested and its construction method |
| CN111005403A (en) * | 2019-12-27 | 2020-04-14 | 广西科技大学 | Assembled three-dimensional reinforced earth retaining wall and construction method thereof |
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|---|---|
| CN108049423B (en) | 2020-01-03 |
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