CN107859055B - A kind of lattice guest's Retaining wall method applied to bank slope protection - Google Patents
A kind of lattice guest's Retaining wall method applied to bank slope protection Download PDFInfo
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- CN107859055B CN107859055B CN201711052252.9A CN201711052252A CN107859055B CN 107859055 B CN107859055 B CN 107859055B CN 201711052252 A CN201711052252 A CN 201711052252A CN 107859055 B CN107859055 B CN 107859055B
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 claims abstract description 70
- 238000009412 basement excavation Methods 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 238000005728 strengthening Methods 0.000 claims abstract description 4
- 239000011449 brick Substances 0.000 claims description 92
- 239000004575 stone Substances 0.000 claims description 48
- 210000000481 breast Anatomy 0.000 claims description 45
- 238000005192 partition Methods 0.000 claims description 25
- 239000002689 soil Substances 0.000 claims description 25
- 238000004873 anchoring Methods 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000002262 irrigation Effects 0.000 claims description 6
- 238000003973 irrigation Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000004746 geotextile Substances 0.000 claims description 5
- 239000003415 peat Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 230000006835 compression Effects 0.000 description 9
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- 244000005700 microbiome Species 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 230000004071 biological effect Effects 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 238000004162 soil erosion Methods 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
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- 206010046270 Up and down phenomenon Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 238000000576 coating method Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- 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
-
- 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
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
Abstract
The invention discloses a kind of lattice guest's Retaining wall methods applied to bank slope protection, include the following steps: (a) excavation of foundation pit；(b) foundation ditch strengthening；(c) Ge Bin rockfills；(d) it backfills；(e) it afforests；(f) monitoring measurement.Working procedure of the present invention is few, easy to operate, at low cost, environment compatibility is strong, integral construction is high-efficient, quality, safety are easily controllable, by artificial and mechanical mutual cooperation, can accelerate construction progress, obtain good economic benefit, more engineerings are adapted to, are had a extensive future, are worthy of promotion and application.
Description
Technical field
The invention belongs to flood control facility technology fields more particularly to a kind of lattice guest's barricade applied to bank slope protection to apply
Work method.
Background technique
One of the problem of waterproof soil erosion in riverbank ramp is current more refractory reason, piles up barricade using stone at this stage
Or directly Turf Culture is anti-erosion to guarantee after protective net is arranged on ramp, has following defects that and 1) utilizes stone
Pile up barricade, it is more coarse outside stone, it is easy to cause safety accident, simultaneously because stone outer surface is exposed, weathering uses the longevity
It orders low；2) direct Turf Culture after protective net is set on ramp, and engineering cost is high, and in rainy season, rainwater can be by mud
Soil and turf are gone out, and engineering limitations are high；3) when ground happens variation, such as differential settlement, earthquake occurs, is easy
Existing stone falls or protective net integrally pushes away the states such as fall, and ramp is caused to be destroyed.
Summary of the invention
Above-mentioned technical problem present in present invention aims to solve the prior art provides a kind of applied to bank slope protection
Lattice guest's Retaining wall method, working procedure is few, and easy to operate, at low cost, environment compatibility is strong, and integral construction is high-efficient, matter
Amount, safety are easily controllable, by artificial and mechanical mutual cooperation, can accelerate construction progress, obtain good economic benefit,
More engineerings are adapted to, are had a extensive future, are worthy of promotion and application.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of lattice guest's Retaining wall method applied to bank slope protection, it is characterised in that include the following steps:
(a) excavation of foundation pit: according to the construction bench mark excavation pit in design working drawing, using mechanical slotting, manually match
The mode for closing cleaning carries out, and in digging process, the reserved 5~8cm in hole bottom is by manually being cleared up, the gradient at control foundation pit bottom,
Make its onshore edge direction slope 2~5%；
(b) foundation ditch strengthening: after cleaning out, fixing geotextiles in foundation pit walls, brick be combined with each other, and builds into partition wall,
The height of partition wall is 40~50cm, and the spacing between adjacent partition wall is 5~8m, and graded broken stone is laid between partition wall, and layering is rammed
Real, every layer, with a thickness of 10~20cm, until top layer's graded broken stone is flushed with partition wall top surface, flattens compacting；
(c) Ge Bin rockfills: dividing construction area according to design working drawing, line of demarcation is marked in construction surface, side is
Lattice guest's construction area, the other side are region of banketing, and plug breast boards along line of demarcation, are first fixed on first piece of breast boards insertion
On graded broken stone layer, then gradually plug breast boards on the both sides of the block breast boards, form retaining wall, check adjacent breast boards it
Between height difference, control height difference be less than 2mm, by assembled gabion closely fitly against retaining wall, adjacent gabion net
Case edge is twisted with steel wire, using the method for dry-laid rubble to the built-in head that rockfills of gabion, surrounding in gabion
Stone partial size is greater than the stone partial size of middle section, and the final packed height height of stone acts improperly 2~3cm of guest top surface, and smooth closely knit,
Gap is clogged with rubble, is checked overall structure, then twisted cover board, first layer lattice guest construction is completed, according to this layer of lattice
The height of the height adjustment retaining wall of guest's net cage, the apical side height of retaining wall at least exceed the height 5 of this layer of gabion~
10cm；
(d) backfill: first backfilled in region of banketing with a thickness of 15~20cm element soil, then using from edge to centre,
The sequence of iterative method paves in plain soil layer higher slice, is compacted gravel soil, and gravel soil layer height is less than this layer of gabion top surface
Highly 10~15cm then backfills the element soil of 10~15cm in gravel soil layer, and smooth compacting carries out next layer of lattice guest construction,
The gabion bottom margin of the second layer or more need to be adjacent with lower layer gabion twist together, one layer of lattice guest of every completion
Construction, first plugs breast boards, then backfilled, and the top surface of the apical side height and top layer's gabion that control final backfill is high
Height difference between degree is less than 2mm, and final retaining wall top surface exceeds top layer's gabion 20~25cm of top surface；
(e) it afforests: filling out the peat of 5~10cm on completed construction surface upper berth, it is intermediate to two sides slope, the gradient 2
~3%, gutter is arranged in two sides, then thereon by the floristic seed broadcasting chosen, cooperates nourishment, according to earth-retaining
The jack of plate top surface sets up fence on retaining wall, and fence height is 30~50cm；
(f) every 14~21d after construction completion, settlement observation and displacement observation monitoring measurement: are carried out.
Further, by the way of filling stone is using layering dispensing in step (c), every layer with a thickness of 3/10~1/3 Ge Bin
Net cage height, the difference in height of rockfilling between adjacent gabion is less than 35cm, one layer of building stones of every dispensings, progress hand punning tune
It is whole, it is ensured that compactness and flatness, using layering, classification filling stone, can prevent gabion net to reduce voidage to greatest extent
The panel compression bulging and filling of case cause the partition in gabion to be bent, and reduce the influence to intensity.
Further, every in step (c) to have loaded one layer of stone, binding adds between the front panel and rear panel of gabion
Strong steel wire guarantees face wall flatness to limit face wall deformation.
Further, irrigation canals and ditches are excavated in hole bottom two sides in step (a), irrigation canals and ditches two sides carry out slope according to 1: 2~1: 3, intermediate
The gutter that width is 10~20cm is reserved, drainage of foundation pit is used for.
Further, brick is combined with each other the card built at the specific practice of partition wall will to be first in the right brick in step (b)
Block is embedded into the fluting in left side brick, and then adjustment is in the bottom surface of positioning block of left side brick and is in the right brick
The compactness of trapezoidal countertop is bonded to each other the two, completes the combination of first layer or so adjacent brick, carries out second layer brick
When combination, first the raised line on second layer brick bottom surface is embedded into the groove on first layer brick top surface, then
The intercombination of the second layer or so brick is carried out again, after reaching design height, then leading to the locating piece in top layer's brick
Anchoring rods are inserted into hole, it is ensured that anchoring rods are inserted into bottom, and anchoring rods are exceeded to the part severing of brick top surface, construction is simple, operation
Property it is low, construction efficiency is high, easily controllable.
Further, brick includes brick body in step (b), and the two sides of brick body are respectively equipped with bucking ladder and locating piece, locating piece
Be equal to the height of brick body with the sum of the height of bucking ladder, bucking ladder is equipped with through hole, and locating piece is equipped with through-hole, through-hole with pass through
It perforates corresponding, bucking ladder is equipped with fixture block, and fixture block is equipped with anchor hole, and the side of brick body is equipped with fluting, fluting and fixture block phase
Corresponding, the depth of fluting is less than the length of fixture block, and the top surface of brick body is equipped with groove, and the bottom surface of brick body is equipped with raised line, groove
Width be greater than raised line width, the sliceable combination of the adjacent brick in left and right, by the right brick fixture block be embedded into a left side
In the fluting of side brick, play the role of location and installation, improves construction efficiency, bottom surface of positioning block and place in left side brick
It is fitted closely in the trapezoidal countertop of the right brick, the also stackable combination of neighbouring brick, will first be in top brick bottom surface
On raised line be embedded into the groove being below on brick top surface, the width of groove is greater than the width of raised line, and it is empty to there is adjustment
Between, be not in the stuck phenomenon of splicing, be then inserted into anchoring rods into the through-hole of the locating piece in top brick, pass through anchor
Gu stick restrains left and right, neighbouring brick together simultaneously, it is not easy to separate, form a stable entirety, pressure resistance
Degree is high；Ground nail is squeezed into anchor hole, and the firmness of brick laying on the ground can be improved；Meeting between after adjacent brick splicing
A ventilation space is formed, integrally-built gas permeability is improved, is conducive to rainwater, air circulation, which becomes micro- life
The growing environment of object effectively filters the rainwater seeped under earth's surface by the biological effect of microorganism, and purified rainwater is discharged into again
Korneforos.
Further, breast boards includes plate body in step (c), and ground anchor pole, the top of plate body are evenly distributed on the bottom surface of plate body
Jack is evenly distributed on face, jack is corresponding with ground anchor pole, and the side of plate body is equipped with trapezoidal convex block, and the other side of plate body is equipped with
Dovetail groove, dovetail groove match with trapezoidal convex block, and trapezoid boss is evenly distributed on plate body, can be inserted breast boards by ground anchor pole
Enter below ground to be fixed, the sliceable combination of the adjacent breast boards in left and right, the trapezoidal convex block in left side breast boards is embedded into
It in dovetail groove in the right breast boards, mutually restrains together, it is not easy to disengage, then the ground anchor pole that top breast boards will be in
It is inserted into the jack for being below breast boards, realizes the combination of neighbouring breast boards, form retaining wall, height arbitrarily increases
If adaptable, construction is simple, it is convenient to construct, and trapezoid boss improves the compression strength of plate body, and alleviation, which is banketed, squeezes plate body
Pressure, impact guarantee that retaining wall is vertical, do not collapse.
The present invention is by adopting the above-described technical solution, have the advantages that
Lattice guest barricade fills stone using in gabion as unit in the present invention, mutually assemble it is integral, it is mixed with reinforcing bar
Solidifying soil barricade is compared, and with gabion and building stones instead of reinforced concrete structure, construction cost is greatly reduced from material；
Secondly, lattice guest's barricade has the characteristics that technically simple, construction is convenient, process links are simplified, the construction period is shortened, are related to
Equipment is few, reduces cost of labor.Lattice guest's barricade is flexible structure, has very strong flexibility and deformability, adapts to
Big differential settlement and unpredictable load will not only weaken overall structure, moreover it is possible to by the phase for reinforcing total
Interaction improves the globality of total, adaptable.
Lattice guest's barricade has eco-environmental prote: structure memory is in the more hole that rockfills, after river water and structure may be implemented
The free water coke slurry of the soil body enhances self detergent power of water body, improves water quality, and it is empty to provide existence for all kinds of aquatic animals and plants
Between.Lattice guest's barricade has from water penetration: caused by can reducing rapidly in banketing after structure due to rainfall etc. excessively high under
Water level, dissipation pore water pressure maintain soil strength, reduce the danger come down, without the pumping equipment of traditional structure, section
Process is saved, construction efficiency is accelerated.Lattice guest's barricade has a good environment amalgamation: inside configuration rockfill and that the later period grows is green
Color vegetation can mutually merge well with the natural environment of surrounding, not seem lofty.Lattice guest's barricade has scour resistance: more
On the one hand pore structure can dissolve the vacuum pressure generated when stormy waves strike, the pull of vacuum generated when stormy waves moves back is also destroyed,
Wave resistance effect can effectively be reached, and the water resistant stream scouring capability of structure itself is stronger；It on the other hand can rapid warp
Earth promotes vegetation growth, reduces water flow using green vegetation and washes away to structure.Lattice guest barricade also has good durability.
The graded broken stone and partition wall that foundation pit bottom is laid in the present invention, as the brace foundation of lattice guest's barricade, bearing capacity is big, resists
The phenomenon that Compressive Strength is high, and stability is good, is not in collapsing, instead of reinforced concrete foundation structure, subtracts significantly from material
Construction cost is lacked, there are gaps between graded broken stone, will not influence the circulation of moisture, air, are conducive to create microorganism growth
Environment, partition wall are spliced by brick combination, construction is simple, and operability is low, and construction efficiency is high, easily controllable, adjacent brick
It will form a ventilation space between after splicing, improve integrally-built gas permeability, be conducive to rainwater, air circulation, this is ventilative
Space becomes the growing environment of microorganism, the rainwater seeped under earth's surface is effectively filtered by the biological effect of microorganism, after purification
Rainwater be discharged into korneforos again.
Retaining wall is added between lattice guest construction area and region of banketing in the present invention, stops to banket by retaining wall pair
The squeezing action of lattice guest's barricade, retaining wall combine to be formed by breast boards grafting, construction is simple, and construction efficiency is high, and height is arbitrarily
It adds, adaptable, trapezoid boss improves the compression strength of breast boards, alleviates the extruding to breast boards of banketing, impact, guarantees
Retaining wall is vertical, does not collapse, and instead of traditional geotextiles, earth-retaining isolation effect is more preferable, not will cause soil erosion, and ensure that
The structural stability of lattice guest's barricade, it is not easy to be invaded and harassed.In the construction process, lattice guest barricade abuts retaining wall, and retaining wall rises
To the effect of Auxiliary support lattice guest's barricade, ensure that lattice guest's barricade leans on the verticality in native face, not will lead to lattice guest construction area and
It bankets larger there are gap phenomenon between region, ensure that the quality of full wafer construction area.
Working procedure of the present invention is few, easy to operate, at low cost, and environment compatibility is strong, and integral construction is high-efficient, quality, peace
It is complete easily controllable, it by artificial and mechanical mutual cooperation, can accelerate construction progress, obtain good economic benefit, adapt to
More engineerings, have a extensive future, and are worthy of promotion and application.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is the structural schematic diagram of brick bottom side in the present invention；
Fig. 2 is the structural schematic diagram of brick in the present invention；
Fig. 3 be the present invention in brick splice and combine after structural schematic diagram；
Fig. 4 is the structural schematic diagram of breast boards in the present invention；
Fig. 5 be the present invention in breast boards splice and combine after structural schematic diagram.
In figure: 1- brick body；2- bucking ladder；3- locating piece；4- through hole；5- through-hole；6- fixture block；7- anchor hole；8- fluting；
9- groove；10- raised line；12- plate body；The ground 13- anchor pole；14- jack；The trapezoidal convex block of 15-；16- dovetail groove；17- trapezoid boss.
Specific embodiment
It as shown in Figures 1 to 5, is a kind of lattice guest's Retaining wall method applied to bank slope protection of the present invention, including as follows
Step:
(a) excavation of foundation pit: according to the construction bench mark excavation pit in design working drawing, using mechanical slotting, manually match
The mode for closing cleaning carries out, and in digging process, 5~8cm is reserved by manually being cleared up in hole bottom, avoids the occurrence of and backbreaks, disturbs
Phenomena such as substrate, influences construction quality, controls the gradient at foundation pit bottom, makes its onshore edge direction slope 2~5%, by the water of foundation pit
Effectively guidance row Xiang Hezhong excavates irrigation canals and ditches in hole bottom two sides, and irrigation canals and ditches two sides carry out slope according to 1: 2~1: 3, and centre reserves width
For the gutter of 10~20cm, it to be used for drainage of foundation pit.
(b) foundation ditch strengthening: after cleaning out, fixing geotextiles in foundation pit walls, brick be combined with each other, and builds into partition wall,
Brick includes brick body 1, and the two sides of brick body 1 are respectively equipped with bucking ladder 2 and locating piece 3, the sum of the height of locating piece 3 and bucking ladder 2
Equal to the height of brick body 1, bucking ladder 2 is equipped with through hole 4, and locating piece 3 is equipped with through-hole 5, and through-hole 5 is corresponding with through hole 4,
Bucking ladder 2 is equipped with fixture block 6, and fixture block 6 is equipped with anchor hole 7, squeezes into ground nail into anchor hole 7, brick can be improved and be laid on
Firmness on ground.The side of brick body 1 is equipped with fluting 8, and fluting 8 is corresponding with fixture block 6, and the top surface of brick body 1 is equipped with groove
9, the bottom surface of brick body 1 is equipped with raised line 10, and the width of groove 9 is greater than the width of raised line 10, the sliceable combination of the adjacent brick in left and right,
Fixture block 6 in the right brick is embedded into the fluting 8 in left side brick, plays the role of location and installation, improves and apply
Work efficiency rate, 3 bottom surface of locating piece in left side brick is fitted closely with 2 top surface of bucking ladder in the right brick, neighbouring
Raised line 10 on top brick bottom surface is first embedded into the groove being below on brick top surface by brick also stackable combination
In 9, the width of groove 9 is greater than the width of raised line 10, and it to be not in the stuck phenomenon of splicing, then to place that there are adjustment spaces
Anchoring rods are inserted into the through-hole 5 of the locating piece 3 of top brick, are led left and right, neighbouring brick simultaneously by anchoring rods
System is together, it is not easy to separate, form a stable entirety, compression strength is high.The depth of fluting 8 is less than the length of fixture block 6,
It will form a ventilation space between after adjacent brick splicing, improve integrally-built gas permeability, be conducive to rainwater, air stream
Logical, which becomes the growing environment of microorganism, is effectively filtered by the biological effect of microorganism from the rainy infiltration of earth's surface
Water, purified rainwater are discharged into korneforos again.
It is that first the fixture block 6 in the right brick is embedded into the left side that brick, which is combined with each other base into the specific practice of partition wall,
In the fluting 8 of brick, 3 bottom surface of locating piece and 2 top surface of bucking ladder in the right brick that then adjustment is in left side brick
Compactness is bonded to each other the two, completes the combination of first layer or so adjacent brick, when carrying out second layer brick combination, first will
Raised line 10 on second layer brick bottom surface is embedded into the groove 9 on first layer brick top surface, then carries out again
The intercombination of two layers or so bricks, reach design height after, then in top layer's brick locating piece 3 through-hole 5 in insert
Enter anchoring rods, it is ensured that anchoring rods are inserted into bottom, and anchoring rods are exceeded to the part severing of brick top surface, and construction is simple, operability is low, applies
Work is high-efficient, easily controllable.The height of partition wall is 40~50cm, and the spacing between adjacent partition wall is 5~8m, is spread between partition wall
If graded broken stone, compaction in layers, every layer is laid with a thickness of 10~20cm, layering, can reduce the voidage between graded broken stone, subtract
Few sedimentation, improves intensity and bearing capacity.Until top layer's graded broken stone flushes with partition wall top surface, leveling compacting, graded broken stone and
The phenomenon that partition wall forms a stable brace foundation, and bearing capacity is strong, and compression strength is high, is not in collapsing, instead of reinforcing bar
Concrete foundation structure, greatly reduces construction cost from material.
(c) Ge Bin rockfills: dividing construction area according to design working drawing, line of demarcation is marked in construction surface, side is
Lattice guest's construction area, the other side are region of banketing, and plug breast boards along line of demarcation, breast boards includes plate body 12, plate body 12
It is evenly distributed with ground anchor pole 13 on bottom surface, jack 14 is evenly distributed on the top surface of plate body 12, jack 14 and ground anchor pole 13 are opposite
It answers, the side of plate body 12 is equipped with trapezoidal convex block 15, and the other side of plate body 12 is equipped with dovetail groove 16, dovetail groove 16 and trapezoidal convex block 15
Match, trapezoid boss 17 is evenly distributed on plate body 12, breast boards can be inserted by below ground by ground anchor pole 13 and consolidated
Fixed, the trapezoidal convex block 15 in left side breast boards is embedded into the right breast boards by the sliceable combination of the adjacent breast boards in left and right
Dovetail groove 16 in, mutually restrain together, it is not easy to disengage, then the ground anchor pole 13 in top breast boards is inserted into and is in
In the jack 14 of lower section breast boards, the combination of neighbouring breast boards being realized, forming retaining wall, height is arbitrarily added, adaptability
By force, construction is simple, it is convenient to construct, and trapezoid boss 17 improves the compression strength of plate body 12, alleviation banket the extruding to plate body 12,
Impact guarantees that retaining wall is vertical, does not collapse.
First first piece of breast boards insertion is fixed on graded broken stone layer, is then gradually plugged on the both sides of the block breast boards
Breast boards forms retaining wall, checks that the height difference between adjacent breast boards, control height difference are less than 2mm, there is no straggly up and down
Phenomenon, the pin in effect between adjacent breast boards is more preferable, and stability is higher.By assembled gabion closely fitly against
Retaining wall, adjacent gabion edge are twisted with steel wire, are rockfilled using the method for dry-laid rubble to gabion is built-in
Head, the stone partial size of surrounding is greater than the stone partial size of middle section in gabion, prevents stone between each lattice guest unit
Mutual play and influence integrally-built stability.By the way of stone is loaded using layering dispensing, every layer with a thickness of 3/10~
1/3 gabion height, the difference in height of rockfilling between adjacent gabion is less than 35cm, to prevent causing side to be squeezed and deformed,
Cause cover board that can not coincide, it is difficult to construct.One layer of building stones of every dispensing carry out hand punning adjustment, it is ensured that compactness and flatness,
To reduce voidage to greatest extent, using layering, classification filling stone, the panel compression bulging and filling of gabion can be prevented
Cause the partition in gabion to be bent, reduces the influence to intensity.The final packed height height of stone acts improperly 2~3cm of guest top surface,
And it is smooth closely knit, to adapt to the sedimentation of stone, reduce voidage.Gap is clogged with rubble, to increase the bulk density of lattice guest's unit.
Overall structure is checked, adjacent gabion is scratched in the exposed stone corner outside gabion in order to prevent, will be naked
The stone surface of dew, which is built, builds leveling, is stacked with stone mutually.It is twisted cover board again, after cover board is twisted, all twisted edges are at one
Straight line, and the steel wire close proximity of twisting point, the twisted place that do not hold together are corrected with steel label, guarantee that the surface of same level exists
In same level.First layer lattice guest construction is completed, according to the height of the height of this layer of gabion adjustment retaining wall, retaining wall
Apical side height at least exceed the 5~10cm of height of this layer of gabion.
(d) backfill: first backfilled in region of banketing with a thickness of 15~20cm element soil, then using from edge to centre,
The sequence of iterative method paves in plain soil layer higher slice, is compacted gravel soil, and gravel soil layer height is less than this layer of gabion top surface
Highly 10~15cm, then backfills the element soil of 10~15cm in gravel soil layer, and smooth compacting can reduce when rolling to gabion
Steel wire gusset surface anticorrosion coating destruction, extend lattice guest barricade service life.Next layer of lattice guest construction is carried out again, the
Two layers or more of gabion bottom margin need to be adjacent with lower layer gabion twist together, adjacent gabion is linked to be
One, structural stability is high, every to complete one layer of lattice guest construction, first plugs breast boards, then backfilled, controls final backfill
Height difference between apical side height and the apical side height of top layer's gabion is less than 2mm, and final retaining wall top surface exceeds top layer
20~25cm of gabion top surface, construction is simple, rational and orderly is time saving and energy saving, easily controllable, and construction quality is high.
(e) it afforests: filling out the peat of 5~10cm on completed construction surface upper berth, it is intermediate to two sides slope, the gradient 2
~3%, gutter is arranged in two sides, and the rainwater quick drain on road surface is prevented from making because of the not formed effective protection of vegetation by gutter
With preceding, the rainwater that road surface is collected, which can banket to top surface, to be washed away, and is emptied backfill in lattice guest's barricade, is caused lattice guest's barricade
Local buckling.Then thereon by the floristic seed broadcasting chosen, cooperate nourishment, according to inserting for earth-retaining plate top surface
Fence is set up in hole 14 on retaining wall, and fence height is 30~50cm, will not influence the appearance on road surface because retaining wall exceeds,
Environment is also beautified, fence divides region, plays a warning role.
(f) monitoring measurement: every 14~21d after construction completion, settlement observation and displacement observation are carried out, due to gabion
There are gaps between interior stone, are being self-possessed under the collective effect with peat gravity, it is heavy that lattice guest barricade itself can generate compression
Differential settlement can also occur for drop, lattice guest substrate, according to observed result, make maintenance degree, improve present in working procedure
Defect improves construction quality.
Lattice guest barricade fills stone using in gabion as unit in the present invention, mutually assemble it is integral, it is mixed with reinforcing bar
Solidifying soil barricade is compared, and with gabion and building stones instead of reinforced concrete structure, construction cost is greatly reduced from material；
Secondly, lattice guest's barricade has the characteristics that technically simple, construction is convenient, process links are simplified, the construction period is shortened, are related to
Equipment is few, reduces cost of labor.Lattice guest's barricade is flexible structure, has very strong flexibility and deformability, adapts to
Big differential settlement and unpredictable load will not only weaken overall structure, moreover it is possible to by the phase for reinforcing total
Interaction improves the globality of total, adaptable.
Lattice guest's barricade has eco-environmental prote: structure memory is in the more hole that rockfills, after river water and structure may be implemented
The free water coke slurry of the soil body enhances self detergent power of water body, improves water quality, and it is empty to provide existence for all kinds of aquatic animals and plants
Between.Lattice guest's barricade has from water penetration: caused by can reducing rapidly in banketing after structure due to rainfall etc. excessively high under
Water level, dissipation pore water pressure maintain soil strength, reduce the danger come down, without the pumping equipment of traditional structure, section
Process is saved, construction efficiency is accelerated.Lattice guest's barricade has a good environment amalgamation: inside configuration rockfill and that the later period grows is green
Color vegetation can mutually merge well with the natural environment of surrounding, not seem lofty.Lattice guest's barricade has scour resistance: more
On the one hand pore structure can dissolve the vacuum pressure generated when stormy waves strike, the pull of vacuum generated when stormy waves moves back is also destroyed,
Wave resistance effect can effectively be reached, and the water resistant stream scouring capability of structure itself is stronger；It on the other hand can rapid warp
Earth promotes vegetation growth, reduces water flow using green vegetation and washes away to structure.Lattice guest barricade also has good durability.
The graded broken stone and partition wall that foundation pit bottom is laid in the present invention, as the brace foundation of lattice guest's barricade, bearing capacity is big, resists
The phenomenon that Compressive Strength is high, and stability is good, is not in collapsing, instead of reinforced concrete foundation structure, subtracts significantly from material
Construction cost is lacked, there are gaps between graded broken stone, will not influence the circulation of moisture, air, are conducive to create microorganism growth
Environment, partition wall are spliced by brick combination, construction is simple, and operability is low, and construction efficiency is high, easily controllable, adjacent brick
It will form a ventilation space between after splicing, improve integrally-built gas permeability, be conducive to rainwater, air circulation, this is ventilative
Space becomes the growing environment of microorganism, the rainwater seeped under earth's surface is effectively filtered by the biological effect of microorganism, after purification
Rainwater be discharged into korneforos again.
Retaining wall is added between lattice guest construction area and region of banketing in the present invention, stops to banket by retaining wall pair
The squeezing action of lattice guest's barricade, retaining wall combine to be formed by breast boards grafting, construction is simple, and construction efficiency is high, and height is arbitrarily
It adds, adaptable, trapezoid boss 17 improves the compression strength of breast boards, alleviates the extruding to breast boards of banketing, impact, protects
Card retaining wall is vertical, does not collapse, and instead of traditional geotextiles, earth-retaining isolation effect is more preferable, not will cause soil erosion, and guarantee
The structural stability of lattice guest's barricades, it is not easy to be invaded and harassed.In the construction process, lattice guest barricade abuts retaining wall, retaining wall
Play the role of Auxiliary support lattice guest's barricade, ensure that lattice guest's barricade leans on the verticality in native face, not will lead to lattice guest's construction area
There are the phenomenons that gap is larger between region of banketing, and ensure that the quality of full wafer construction area.
Working procedure of the present invention is few, easy to operate, at low cost, and environment compatibility is strong, and integral construction is high-efficient, quality, peace
It is complete easily controllable, it by artificial and mechanical mutual cooperation, can accelerate construction progress, obtain good economic benefit, adapt to
More engineerings, have a extensive future, and are worthy of promotion and application.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (7)
1. a kind of lattice guest's Retaining wall method applied to bank slope protection, it is characterised in that include the following steps:
(a) excavation of foundation pit: clear using mechanical slotting, hand fit according to the construction bench mark excavation pit in design working drawing
The mode of reason carries out, and in digging process, 5~8cm is reserved by manually being cleared up in hole bottom, controls the gradient at foundation pit bottom, makes it
Onshore edge direction slope 2~5%；
(b) foundation ditch strengthening: after cleaning out, fixing geotextiles in foundation pit walls, brick be combined with each other, and builds into partition wall, partition wall
Height be 40~50cm, the spacing between adjacent partition wall is 5~8m, be laid with graded broken stone between partition wall, compaction in layers, often
Layer is with a thickness of 10~20cm, until top layer's graded broken stone is flushed with partition wall top surface, leveling compacting；
(c) Ge Bin rockfills: dividing construction area according to design working drawing, line of demarcation is marked in construction surface, side is lattice guest
Construction area, the other side are region of banketing, and plug breast boards along line of demarcation, and first piece of breast boards insertion is first fixed on gradation
On metalling, breast boards is gradually then plugged on the both sides of the block breast boards, retaining wall is formed, checks between adjacent breast boards
Height difference, control height difference is less than 2mm, by assembled gabion closely fitly against retaining wall, adjacent gabion side
Edge is twisted with steel wire, using the method for dry-laid rubble to the built-in head that rockfills of gabion, the stone of surrounding in gabion
Partial size is greater than the stone partial size of middle section, and the final packed height height of stone acts improperly 2~3cm of guest top surface, and smooth closely knit, gap
Place is clogged with rubble, is checked overall structure, then twisted cover board, first layer lattice guest construction is completed, according to this layer of gabion net
The height of the height adjustment retaining wall of case, the apical side height of retaining wall at least exceed the 5~10cm of height of this layer of gabion；
(d) it backfills: first backfilling the element soil with a thickness of 15~20cm in region of banketing, then use from edge to centre, gradually
The sequence of propulsion paves in plain soil layer higher slice, is compacted gravel soil, and gravel soil layer height is less than this layer of gabion apical side height
10~15cm then backfills the element soil of 10~15cm in gravel soil layer, and smooth compacting carries out next layer of lattice guest and constructs, and second
Layer or more gabion bottom margin need to be adjacent with lower layer gabion twist together, one layer of Ge Binshi of every completion
Work first plugs breast boards, then is backfilled, and controls the apical side height of final backfill and the apical side height of top layer's gabion
Between height difference be less than 2mm, final retaining wall top surface exceed top layer's gabion 20~25cm of top surface；
(e) it afforests: filling out the peat of 5~10cm on completed construction surface upper berth, it is intermediate to two sides slope, the gradient is 2~
3%, gutter is arranged in two sides, then thereon by the floristic seed broadcasting chosen, cooperates nourishment, according to breast boards
The jack of top surface sets up fence on retaining wall, and fence height is 30~50cm；
(f) every 14~21d after construction completion, settlement observation and displacement observation monitoring measurement: are carried out.
2. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 1, it is characterised in that: step
(c) in filling stone using layering dispensing by the way of, every layer with a thickness of 3/10~1/3 gabion height, adjacent gabion net
Difference in height of rockfilling between case is less than 35cm, one layer of building stones of every dispensings, progress hand punning adjustment, it is ensured that compactness and smooth
Degree.
3. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 2, it is characterised in that: step
(c) every in have loaded one layer of stone, steel wire is reinforced in binding between the front panel and rear panel of gabion.
4. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 1, it is characterised in that: step
(a) irrigation canals and ditches are excavated in hole bottom two sides in, irrigation canals and ditches two sides carry out slope according to 1: 2~1: 3, and it is 10~20cm's that centre, which reserves width,
Gutter.
5. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 1, it is characterised in that: step
(b) it is that first the fixture block in the right brick is embedded into left side brick that brick, which is combined with each other base into the specific practice of partition wall, in
Fluting in, then adjustment in left side brick bottom surface of positioning block in the right brick trapezoidal countertop compactness,
It is bonded to each other the two, completes the combination of first layer or so adjacent brick, when carrying out second layer brick combination, will first be in second
Raised line on layer brick bottom surface is embedded into the groove on first layer brick top surface, then carries out the second layer or so brick again
Intercombination, reach design height after, then in top layer's brick locating piece through-hole in be inserted into anchoring rods, it is ensured that anchor
Gu stick is inserted into bottom, anchoring rods are exceeded to the part severing of brick top surface.
6. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 1, it is characterised in that: step
(b) brick includes brick body in, and the two sides of brick body are respectively equipped with bucking ladder and locating piece, the locating piece and the bucking ladder
The sum of height be equal to the height of brick body, the bucking ladder is equipped with through hole, and the locating piece is equipped with through-hole, described
Through-hole is corresponding with the through hole, the bucking ladder be equipped with fixture block, the fixture block be equipped with anchor hole, the one of brick body
Side is equipped with fluting, and the fluting is corresponding with the fixture block, and the depth of the fluting is less than the length of the fixture block, brick body
Top surface be equipped with groove, the bottom surface of brick body is equipped with raised line, and the width of the groove is greater than the width of the raised line.
7. a kind of lattice guest's Retaining wall method applied to bank slope protection according to claim 1, it is characterised in that: step
(c) breast boards includes plate body in, and ground anchor pole is evenly distributed on the bottom surface of the plate body, is uniformly distributed on the top surface of the plate body
There is jack, the jack is corresponding with described ground anchor pole, and the side of the plate body is equipped with trapezoidal convex block, the other side of the plate body
Equipped with dovetail groove, the dovetail groove matches with the trapezoidal convex block, is evenly distributed with trapezoid boss on the plate body.
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| CN108951544B (en) * | 2018-07-26 | 2020-04-21 | 浙江广辉建设有限公司 | Construction method of gabion retaining wall adapting to foundation deformation |
| CN109056784B (en) * | 2018-07-26 | 2020-12-08 | 浙江广辉建设有限公司 | Construction method of stable gabion retaining wall |
| CN111676901A (en) * | 2020-06-09 | 2020-09-18 | 中交第三航务工程勘察设计院有限公司 | Protective structure and construction method of gravity wharf exposed foundation bed |
| CN112144538B (en) * | 2020-09-23 | 2022-06-17 | 浙江泛华工程咨询有限公司 | Foundation pit enclosure temporary light enclosing wall and construction method thereof |
| CN112575734A (en) * | 2020-11-30 | 2021-03-30 | 宁波龙元盛宏生态建设工程有限公司 | Construction method of ecological river bank protection slope structure |
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| GB2481063B (en) * | 2010-06-11 | 2015-04-15 | Hesco Bastion Ltd | A barrier assembly |
| KR101610816B1 (en) * | 2013-11-29 | 2016-04-08 | 최현정 | a gabion wall |
| CN205776080U (en) * | 2016-07-12 | 2016-12-07 | 南京万通城市建设设计咨询有限公司 | A kind of city river shore protection |
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