CN107366303A - Construction method and retaining wall of the aluminum alloy mould plate as highway gravity retaining wall template - Google Patents
Construction method and retaining wall of the aluminum alloy mould plate as highway gravity retaining wall template Download PDFInfo
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- CN107366303A CN107366303A CN201710650272.XA CN201710650272A CN107366303A CN 107366303 A CN107366303 A CN 107366303A CN 201710650272 A CN201710650272 A CN 201710650272A CN 107366303 A CN107366303 A CN 107366303A
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- 238000010276 construction Methods 0.000 title claims abstract description 85
- 230000005484 gravity Effects 0.000 title claims abstract description 49
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 48
- 239000004567 concrete Substances 0.000 claims abstract description 58
- 238000009415 formwork Methods 0.000 claims abstract description 30
- 238000013461 design Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 238000009416 shuttering Methods 0.000 claims description 40
- 239000004575 stone Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 23
- 238000009412 basement excavation Methods 0.000 claims description 14
- 238000005266 casting Methods 0.000 claims description 13
- 239000002390 adhesive tape Substances 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 12
- 239000002689 soil Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 6
- 239000011083 cement mortar Substances 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 230000015271 coagulation Effects 0.000 description 4
- 238000005345 coagulation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010410 dusting Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0275—Retaining or protecting walls characterised by constructional features cast in situ
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0035—Aluminium
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The present invention discloses construction method and retaining wall of a kind of aluminum alloy mould plate as highway gravity retaining wall template, it is related to technical field of building construction, it can not meet construction quality requirement in mountain highway Lin Ya or the section that borders on the river structure gravity retaining wall to improve conventional template, and potential safety hazard be present and technical problem that the forest reserves excessively consume.Construction method of the aluminum alloy mould plate of the present invention as highway gravity retaining wall template, using aluminum alloy mould plate in spacious place elder generation merogenesis assembling earth-retaining wall form, then by retaining wall formwork hoisting to design attitude, fix after-pouring concrete, the construction quality requirement in mountain highway Lin Ya or the section that borders on the river structure gravity retaining wall can either be met, and can enough reduces the generation of security incident to greatest extent, construction speed can also be improved, shorten construction period, phenomenon of caving in can be avoided simultaneously, and timber resources need not be consumed, the beneficial effect with energy-conserving and environment-protective.Retaining wall of the present invention can realize the effect of permanent bank protection safe edge.
Description
Technical field
The present invention relates to technical field of building construction, in particular to a kind of aluminum alloy mould plate as highway gravity type
The construction method and retaining wall of earth-retaining wall form.
Background technology
Gravity retaining wall is to resist the retaining wall of soil body lateral pressure by wall self gravitation, the slope carried on the back according to its wall
Degree be divided into face upward inclined, bow inclined and vertical type three types.The stratum of this kind of retaining wall is stable, not entail dangers to during earth and stone digging
The location of adjacent buildings safety, its economic benefit is obvious, is widely used in China.Lead to for mountain highway Lin Ya or the section that borders on the river
Often need to set retaining wall, but the construction height difference of respective stretch is larger, narrow field, constructional difficulties and potential safety hazard be present
The problem of big.Therefore, template is needed to use when building gravity retaining wall for mountain highway Lin Ya or the section that borders on the river.
Template in construction industry is a kind of temporary supporting structure, is made by design requirement, makes concrete structure or component
It is molded according to the position of regulation and physical dimension, and keeps its correct position, is can be used in bearing building template deadweight and make
Used in external load thereon.In existing engineering construction, using it is more be conventional template, typically steel form or wooden model
Plate.Wherein steel form is customized with steel and is molded, and has the advantages of intensity is big, concrete apparent mass is good after form removal, but weight mistake
Weight, construction need plant equipment to assist, easily got rusty, and in concreting process easily together with concrete binding, take off
Mould is difficult；Plank sheathing uses timber machine-shaping, and this template is relatively affectedly unconventional, and cost is slightly lower, but its low strength, no waterproof
Performance, easily go mouldy rotten, repeat usage is low, it is necessary to consume timber resources, is unfavorable for the protection of ecological environment and the forest reserves.
Aluminum alloy mould plate has in light weight as a kind of new building template, and construction quality is good and the advantages of energy-conserving and environment-protective, but mainly
Applied to industry or civil buildings, using less in terms of Road Retaining Walls.Therefore a kind of aluminum alloy mould plate conduct how is provided
The construction method and retaining wall of highway gravity retaining wall template, it can either meet in mountain highway Lin Ya or the section that borders on the river structure weight
The construction quality requirement of power formula retaining wall, and can enough reduce the generation of security incident to greatest extent, additionally it is possible to realize energy-saving ring
The effect of guarantor turns into the technical problem of those skilled in the art's urgent need to resolve.
In view of this, it is special to propose the present invention.
The content of the invention
First purpose of the present invention is to provide a kind of aluminum alloy mould plate applying as highway gravity retaining wall template
Work method, the construction quality that gravity retaining wall is built in mountain highway Lin Ya or the section that borders on the river to improve conventional template not meet
It is required that and potential safety hazard be present and technical problem that the forest reserves excessively consume.
Second object of the present invention is to provide one kind using aluminum alloy mould plate of the present invention as highway gravity type earth-retaining
The retaining wall that the construction method of wall form is constructed, the retaining wall disclosure satisfy that construction quality requirement, and it is relatively low to construct cost, Neng Goufa
Wave permanent bank protection safe edge effect.
In order to realize the above-mentioned purpose of the present invention, spy uses following technical scheme：
The present invention provides a kind of construction method of aluminum alloy mould plate as highway gravity retaining wall template, including following step
Suddenly：Random sample unwrapping wire step, the center line and horizontal stroke, longitudinal axis of retaining wall are released according to design requirement, and are carried out with total powerstation, steel ruler
Foundation ditch setting-out；Excavation of foundation pit step, using the artificial digging mode for combining excavator, excavator first excavates, then manual cleaning
Bottom land carries out bearing capacity examination to designed elevation after cleaning out；Retaining wall construction procedure, by the aluminum alloy mould plate of acceptance(check)
Respectively as wall body Side shuttering, wall body front face template and end head formwork after cleaning out, then each corresponding template is propped up and stood simultaneously
Merogenesis is assembled into earth-retaining wall form, then is lifted at design attitude, fixation after-pouring concrete；Wall carries on the back refilling step,
Concrete strength backfills the wall back of the body in time after reaching design requirement.
Alternatively, in retaining wall construction procedure, the both sides of the wall body Side shuttering are fixed using steel pipe support, and
Steel pipe support is linked to be entirety, and the inside of the wall body Side shuttering is fixed using wall-through pull rod.
Alternatively, the cross bar spacing of the steel pipe support is 45-55cm, and montant spacing is 75-85cm；The steel pipe support
On be provided with bridging, the spacing of the bridging is 1.5-2.5m.
Alternatively, the wall-through pull rod is fed through pvc pipe and both ends are connected on the wall body Side shuttering, institute
The spacing for stating wall-through pull rod is 45-55cm；The both ends of the pvc pipe pass the wall body Side shuttering 1-2cm and the PVC
Manage and cemented with the junction of the wall body Side shuttering with adhesive tape.
Alternatively, the end head formwork and the wall body front face template and the wall body Side shuttering jam-packed and connector is used
It is fixed, the junction patch double faced adhesive tape of two neighboring template；Steel is used after the wall body front face template and end head formwork installation
Pipe holder supports.
Alternatively, in retaining wall construction procedure, built-in fitting, the wall body Side shuttering, the wall body are set on ground
Front face template and the end head formwork are connected with the built-in fitting；The wall body Side shuttering, the wall body front face template and
After the end head formwork is spliced into earth-retaining wall form and installation, in the external coating releasing agent of the earth-retaining wall form.
Alternatively, the inside of the earth-retaining wall form is additionally provided with passage template, and the passage template is used for the gear
Section gap inside cob wall template；During the passage formwork support arrangement, the upper strata subsiding crack of retaining wall is seamed with its foundation settlement
Put on same vertical curve；Separated in the upper strata subsiding crack and in the settlement joints with bamboo slab rubber.
Alternatively, in retaining wall construction procedure, the earth-retaining wall form is fixed into after-pouring concrete；By the earth-retaining
One end of wall form is to other end layer and section casting concrete in the horizontal direction, lift height≤30cm；Lay first layer stone
Before block, the thick concrete of 10-15cm is first poured, lays stone, then casting concrete then up；The spacing of adjacent stone is 8-
12cm, the spacing >=15cm, thickness >=10cm of the top surface oversite concrete of the superiors' stone of stone and earth-retaining wall form；Wait to mix
Coagulate after native intensity reaches requirement and remove correlate template.
Alternatively, in wall carries on the back refilling step, backfilled using placement in layers compacting mode.
The present invention also provides a kind of retaining wall, and the retaining wall is using above-mentioned aluminum alloy mould plate as highway gravity retaining wall
The construction method of template obtains.
Compared with prior art, the present invention has following advantage：
(1) construction method of the aluminum alloy mould plate of the present invention as highway gravity retaining wall template, by random sample unwrapping wire and
Excavation of foundation pit can be that adequate preparation is carried out in the construction of gravity retaining wall, then first in the place of spaciousness using aluminum alloy mould plate
Merogenesis assembles earth-retaining wall form, then by retaining wall formwork hoisting to design attitude, fixes after-pouring concrete, can either expire
Construction quality of the foot in mountain highway Lin Ya or the section that borders on the river structure gravity retaining wall requires that and can enough reduces peace to greatest extent
The generation of full accident, additionally it is possible to improve construction speed, shorten construction period, additionally due to aluminum alloy mould plate have it is in light weight, by force
Degree is big, the easily advantage such as moulding and energy-conserving and environment-protective, therefore make the convenient construction of highway gravity retaining wall, and construction quality is high, avoids
Cave in phenomenon, and timber resources need not be consumed, the beneficial effect with energy-conserving and environment-protective.The inventive method process is simple, easily
In construction, suitable for the popularization and application in highway engineering.
(2) retaining wall of the present invention both has firm solid internal structure, has smooth appearance attractive in appearance again, outside interior reality
U.S., disclosure satisfy that mountain highway Lin Ya or a section requirement for gravity retaining wall construction quality of bordering on the river, and it is relatively low to construct cost, realizes length
The effect of long bank protection safe edge.
Embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment or embodiment, but this area skill
Art personnel will be understood that following embodiments or embodiment are merely to illustrate the present invention, and be not construed as the model of the limitation present invention
Enclose.Unreceipted actual conditions person in embodiment or embodiment, the condition suggested according to normal condition or manufacturer are carried out.It is used
Reagent or the unreceipted production firm person of instrument, it is the conventional products that can be obtained by commercially available purchase.
The present invention provides a kind of construction method of aluminum alloy mould plate as highway gravity retaining wall template, including following step
Suddenly：Random sample unwrapping wire step, the center line and horizontal stroke, longitudinal axis of retaining wall are released according to design requirement, and are carried out with total powerstation, steel ruler
Foundation ditch setting-out；Excavation of foundation pit step, using the artificial digging mode for combining excavator, excavator first excavates, then manual cleaning
Bottom land carries out bearing capacity examination to designed elevation after cleaning out；Retaining wall construction procedure, by the aluminum alloy mould plate of acceptance(check)
Respectively as wall body Side shuttering, wall body front face template and end head formwork after cleaning out, then each corresponding template is propped up and stood simultaneously
Merogenesis is assembled into earth-retaining wall form, then is lifted at design attitude, fixation after-pouring concrete；Wall carries on the back refilling step,
Concrete strength backfills the wall back of the body in time after reaching design requirement.
Compared with prior art, the aluminum alloy mould plate that embodiment of the present invention provides is as highway gravity retaining wall template
Construction method have the beneficial effect that：
Construction method of the aluminum alloy mould plate that embodiment of the present invention provides as highway gravity retaining wall template, passes through
Random sample unwrapping wire and excavation of foundation pit can be that adequate preparation is carried out in the construction of gravity retaining wall, then using aluminum alloy mould plate in width
Spacious place elder generation merogenesis assembling earth-retaining wall form, then by retaining wall formwork hoisting to design attitude, fixes after-pouring coagulation
Soil, the construction quality requirement in mountain highway Lin Ya or the section that borders on the river structure gravity retaining wall, the enough maximums of and can either be met
The generation of the reduction security incident of limit, additionally it is possible to improve construction speed, shorten construction period, additionally due to aluminum alloy mould plate has
There is in light weight, the advantage such as big, easy moulding and energy-conserving and environment-protective of intensity, therefore make the convenient construction of highway gravity retaining wall, engineering
Quality is high, avoids phenomenon of caving in, and need not consume timber resources, has the beneficial effect of energy-conserving and environment-protective.The present invention is implemented
Mode methods described process is simple, is easy to construct, suitable for the popularization and application in highway engineering.
Alternatively, it is corresponding according to the center line and longitudinal and transverse axis of design drawing and slab culvert in random sample unwrapping wire step
The orientation axis (i.e. center line and longitudinal and transverse axis) of actual retaining wall is released, foundation ditch setting-out is carried out with total powerstation, steel ruler.Foundation ditch
Control stake is set before excavation, on longitudinal and transverse axis and beyond foundation ditch side column, and often place sets at least two, checks during for constructing
Setting-out, after each orientation axis is qualified by inspection, then carry out excavation of foundation pit step.
Alternatively, in excavation of foundation pit step, first excavated using excavator, excavation slope 1：1, the earthwork is dug to distance and designed
During bottom of foundation ditch 20-30cm, manual cleaning is used instead to the elevation location for designing bottom of foundation ditch, so as to prevent ground soil property quilt
Disturbance.After manual cleaning, a small amount of rock excavation is cleared up using machine gun head is excavated, then smooth to setting with gravel place mat
Count elevation location.It is compacted with Small Tamping Machine, then examines foundation bearing capacity, subsequent construction is carried out again after qualified.
Alternatively, retaining wall substrate sets 1：5 adverse grade, strict slope during construction, retaining wall buried depth are at wall location
After clear table below above-ground route >=1m, so as to ensure the stability of retaining wall side slope.
Alternatively, before base concrete pours after foundation ditch is dug, along retaining walls line embedded bar or slabstone at one's side, from
And positioning action can be played to earth-retaining wall form；Construction joint does dabbing processing, treats that base concrete intensity reaches more than 75%
When, then erect earth-retaining wall form.
Alternatively, in order to ensure wall body Side shuttering Zhi Li stability, aluminium alloy mould that embodiment of the present invention provides
Construction method of the plate as highway gravity retaining wall template, in retaining wall construction procedure, the both sides of wall body Side shuttering are equal
Fixed using steel pipe support, and steel pipe support is linked to be entirety, the inside of wall body Side shuttering is fixed using wall-through pull rod.
Alternatively, a diameter of 14mm of wall-through pull rod, arranged according to spacing 50cm blossom type.
Alternatively, in order to ensure even support wall body Side shuttering, template local deformation amount, embodiment of the present invention are reduced
In construction method of the aluminum alloy mould plate of offer as highway gravity retaining wall template, the cross bar spacing of steel pipe support is 45-
55cm, montant spacing are 75-85cm；Bridging is provided with steel pipe support, the spacing of bridging is 1.5-2.5m.Specifically,
Bridging is arranged on base concrete face.Because the cross bar spacing and montant spacing of steel pipe support are fixed dimension, therefore energy
Enough ensure to play a part of even support to wall body Side shuttering between steel pipe, simultaneously because being provided with the scissors of constant spacing
Support, therefore the effect for strengthening the support of steel pipe support longitudinal rigid can be realized.
Alternatively, the cross bar spacing of steel pipe support it is typical but it is non-limiting for 45cm, 46cm, 47cm, 48cm, 49cm,
50cm, 51cm, 52cm, 53cm, 54cm or 55cm；The montant spacing of steel pipe support it is typical but it is non-limiting for 75cm, 76cm,
77cm, 78cm, 79cm, 80cm, 81cm, 82cm, 83cm, 84cm or 85cm；The spacing of bridging be 1.5m, 1.7m, 1.9m,
2.0m, 2.2m, 2.4m or 2.5m.
Preferably, the cross bar spacing of steel pipe support is 50cm, and the montant spacing of steel pipe support is 80cm；The spacing of bridging
For 2.0m.
In the present invention, bridging refers to playing steel pipe support the structure of longitudinal stability effect, shape and scissors phase
Seemingly.Specifically, bridging, which must prop up, stands on base concrete face, and steel pipe support branch stands in stable position, it is impossible to directly props up
Stand on the soil body.
Alternatively, in order to improve the stability of wall body Side shuttering internal structure, earth-retaining wall thickness uniformity is ensured, together
When preventing casting concrete spillage dusting phenomenon, the aluminum alloy mould plate that embodiment of the present invention provides is as highway gravity type
In the construction method of earth-retaining wall form, wall-through pull rod is fed through pvc pipe and both ends are connected on wall body Side shuttering, wears
The spacing of wall pull bar is 45-55cm；The both ends of pvc pipe pass wall body Side shuttering 1-2cm and pvc pipe and wall body Side shuttering
Junction cemented with adhesive tape.During installation, according to the setting spacing of wall-through pull rod, bored in position corresponding to wall body Side shuttering
1mm bigger than pvc pipe circular hole is taken, the internal diameter of pvc pipe is bigger 2-3mm than wall-through pull rod, therefore is easy to wall-through pull rod to be fed through PVC
Pipe.Because the both ends of pvc pipe pass wall body Side shuttering 1-2cm, junction is cemented with adhesive tape, and adhesive tape avoids wrinkling, because
The both ends of this pvc pipe can be fixed on wall body Side shuttering, while the problem of can effectively avoid spillage dusting.
Alternatively, the spacing of wall-through pull rod it is typical but it is non-limiting for 45cm, 46cm, 47cm, 48cm, 49cm, 50cm,
51cm, 52cm, 53cm, 54cm or 55cm.
Alternatively, in order to realize firmly assembling earth-retaining wall form purpose, embodiment of the present invention provide aluminium alloy mould
In construction method of the plate as highway gravity retaining wall template, end head formwork squeezes with wall body front face template and wall body Side shuttering
Fixed tightly and with connector, the junction patch double faced adhesive tape of two neighboring template；After wall body front face template and end head formwork installation
Supported with steel pipe support.Specifically, the wall body overlap joint certain length with having poured is needed when wall body front face template is installed, first to taking
Junction is handled so that surfacing, ensures that wall body vertically and without cut, is then being installed just in new walling body overlap joint incline angle of pouring
Face die plate, and supported with steel pipe support.End head formwork is assembled using aluminum alloy mould plate, and with wall body front face template and wall body side
Template jam-packed, because double faced adhesive tape is pasted in the junction of two neighboring template, therefore it is capable of the phenomenon of effective mortar leakage prevention, so as to avoid
Voids and pits or undisguised phenomenon；Supported after end head formwork installation with steel pipe support, can ensure that end head formwork Zhi Li get is firm vertically
Gu.
Alternatively, in order to prevent phenomenon that earth-retaining wall form floats in work progress, what embodiment of the present invention provided
Construction method of the aluminum alloy mould plate as highway gravity retaining wall template, in retaining wall construction procedure, is provided with ground
Built-in fitting, wall body Side shuttering, wall body front face template and end head formwork are connected with built-in fitting by steel wire rope；Wall body side mould
After plate, wall body front face template and end head formwork are spliced into earth-retaining wall form and installation, in the external coating of earth-retaining wall form
Releasing agent.
Alternatively, it is reinforcing bar earth anchor that built-in fitting is typical but non-limiting.
Alternatively, it is easy to the purpose of layer and section casting concrete to realize, the aluminium that embodiment of the present invention provides closes
In construction method of the golden template as highway gravity retaining wall template, the inside of earth-retaining wall form is also provided with passage mould
Plate, passage template be used for by earth-retaining wall form inside points it is intersegmental every；During passage formwork support arrangement, by the upper strata subsiding crack of retaining wall with
Its settlement joints is arranged on same vertical curve；Separated in the subsiding crack of upper strata and in settlement joints with bamboo slab rubber.It is optional
Ground, passage template are plane template, are advantageously implemented the effect of layer and section casting concrete；Because the upper strata of retaining wall settles
Seam is arranged on same vertical curve with its settlement joints, and in the subsiding crack of upper strata and in settlement joints with bamboo slab rubber every
Open, therefore can ensure that retaining wall has independent free settling unit after the completion of construction, avoid the inequality in vertical direction
Even sedimentation causes to have a strong impact on to retaining wall structure.
Alternatively, it is mixed being poured into earth-retaining wall form in order to prevent the wall body bottom of retaining wall from cellular phenomenon occur
Template bottom is blocked with cement mortar before solidifying soil, casting concrete again after after cement mortar solidification and there is some strength.
Alternatively, after the completion of retaining wall model sheetinstallat, it is necessary to the stability of close inspection steel pipe support and each template, together
When check inside dimension, vertical degree and the flatness of template, adjustment amendment in time to carrying out subsequent construction after qualified again.
Alternatively, in order to ensure retaining wall has a preferable construction quality, and embodiment of the present invention provides aluminium alloy mould
Construction method of the plate as highway gravity retaining wall template, in retaining wall construction procedure, poured after earth-retaining wall form is fixed
Build concrete；From one end of earth-retaining wall form to other end layer and section casting concrete in the horizontal direction, lift height≤
30cm；Before laying first layer stone, the thick concrete of 10-15cm is first poured, lays stone, then casting concrete then up；
The spacing of adjacent stone is 8-12cm, stone and earth-retaining wall form spacing >=15cm, and the top surface of the superiors' stone covers coagulation
Thickness >=10cm of soil；Correlate template is removed after concrete strength reaches requirement.
Alternatively, concrete is uniform by concentrated compactness in mixing plant, and job site is transported to by concrete tank.Coagulation
Soil is vibrated after pouring using plug-in type vibrating rod, and the mobile spacing of vibrating head is not less than 1.5 times of vibrating head operating radius, vibration
The depth of rod insertion lower-layer concrete is 50-100mm.The distance of vibrating head and earth-retaining wall form is 50-100mm when vibrating, with
Prevent from hitting earth-retaining wall form.Sinking and effervescent are occurred without with concrete surface during concrete vibrating, surface is flat to be advisable, and one
Place slowly lifts vibrating head after the completion of vibrating in region and moves on to next place region again.In concreting process, workmen should and
When make an inspection tour earth-retaining wall form, if casting concrete should be stopped immediately by anomaly occur, be further continued for constructing after problem to be solved.
Alternatively, when retaining wall is constructed, free from flaw, the stone without interlayer and non-strip of sheet, the compressive ultimate of stone are selected
Intensity is not less than 30MPa, and the size of stone is preferably 15-30cm, needs to rinse stone well before use.Into earth-retaining wall form
When inserting stone, make the big face-down of stone.Stone at horizontal joint exposes about the 1/2 of its area, to ensure that interlayer is preferable
Connection effect.
Alternatively, start covering watering maintenance after the concrete final set in earth-retaining wall form, set special messenger to pinpoint watering, support
Protect at least 7 days time.Treat that concrete strength reaches more than the 75% of design requirement again by form removable.Acted to the greatest extent during form removal
Amount is treated without proper respect, to avoid the surface of wall body concrete from being collided, ensures the integrality of corner angle.Pvc pipe outside wall-through pull rod exists
Both ends finishing is concordant after form removal, first with reinforcing bar through hole, then clogs the cement mortar with wall body concrete with label, and smash with reinforcing bar
It is real.The outside 2-3cm cement mortar in hole corresponding to wall-through pull rod is floating on retaining wall, makes surfacing closely knit, then by hole
Cement mortar around hole is cleaned out.After the concreting of every section of wall body terminates, the necessary fixation of built-in fitting, retaining wall
Top surface receive slurry plucking after sprinkle water covering curing.Wall is covered with geotextiles in time after retaining wall form removable, it is complicated by special messenger
Watering health.
Alternatively, construction party of the aluminum alloy mould plate that embodiment of the present invention provides as highway gravity retaining wall template
Method, in wall carries on the back refilling step, backfilled using placement in layers compacting mode.Specifically, design requirement is reached in concrete strength
When, the wall back of the body is backfilled in time.Backfilling material uses coarse grain dank material, it is typical but it is non-limiting be gravel, rubble or slag.Return
Filling chock material avoids being mingled with wood chip, tree root or weeds, forbids to use mud, fertile soil or swelled ground.
Embodiment of the present invention also provides a kind of retaining wall, and the retaining wall is using above-mentioned aluminum alloy mould plate as highway gravity
The construction method of formula earth-retaining wall form obtains.
The retaining wall that embodiment of the present invention provides both has firm solid internal structure, have again it is smooth it is attractive in appearance outside
Table, interior reality are outer beautiful, disclosure satisfy that mountain highway Lin Ya or a section requirement for gravity retaining wall construction quality of bordering on the river, construct cost compared with
It is low, realize the effect of permanent bank protection safe edge.
With reference to concrete engineering example, to aluminum alloy mould plate provided by the invention as highway gravity retaining wall template
Construction method elaborate.
It is mainly slabstone concrete retaining wall that somewhere highway, which faces precipice danger section subgrade protection project, the construction length of retaining wall
For 88m, walls concrete includes C15 piece stone concretes 553.8m3, C20 piece stone concretes 2535.8m3。
Earth-retaining is constructed according to construction method of the aluminum alloy mould plate provided by the invention as highway gravity retaining wall template
Wall, comprise the following steps：
(1) random sample unwrapping wire step, it is corresponding to release reality according to the center line and longitudinal and transverse axis of design drawing and slab culvert
The orientation axis (i.e. center line and longitudinal and transverse axis) of retaining wall, foundation ditch setting-out is carried out with total powerstation, steel ruler；On longitudinal and transverse axis
And control stake is set beyond foundation ditch side column, often place sets at least two, checks setting-out during for constructing, by inspection each orientation axis
After qualified, then carry out excavation of foundation pit step；
(2) excavation of foundation pit step, first excavated using excavator, excavation slope 1：1, the earthwork is dug to distance design foundation ditch bottom
During portion 20-30cm, the elevation location that manual cleaning extremely designs bottom of foundation ditch is used instead,；After manual cleaning, a small amount of rock excavation
Cleared up using machine gun head is excavated, it is then smooth to designed elevation position with gravel place mat；Pressed with Small Tamping Machine
It is real, foundation bearing capacity is then examined, subsequent construction is carried out again after qualified；
(3) retaining wall construction procedure, the quality of aluminum alloy mould plate is first examined, it is desirable to any surface finish, smooth, all lines horizontal strokes
Flat vertical, panel flatness meets to require, prior assembled aluminum alloy mould plate simultaneously checks the situation of connecting sewing, is lifted after passed examination
To design attitude；Multiple reinforcing bar earth anchors are set on the ground of retaining wall, are respectively used to anchor connection end head formwork, wall body front
Template and wall body Side shuttering；According to the design spacing of wall-through pull rod, drilled through in the relevant position of wall body Side shuttering and compare pvc pipe
Big 1mm circular hole；Wall body Side shuttering is fixed using the method for " being supportted outside interior drawing ", and steel pipe support, and steel are set up on the outside of template
Pipe holder is linked to be entirety, and the cross bar spacing of steel pipe support is 50cm, and montant spacing is 80cm, and one of bridging is set every 2m；
The inside of wall body Side shuttering is fixed using wall-through pull rod, a diameter of 14mm of wall-through pull rod, according to spacing 50cm blossom type
Arrangement, wall-through pull rod are fed through pvc pipe, and the length of pvc pipe passes template both sides 1-2cm, and junction is used around pvc pipe and template
Adhesive tape cements, and avoids adhesive tape from wrinkling；The wall body overlap joint certain length with having poured is needed when wall body front face template is installed, first
Faying surface is handled, makes surfacing, and overlaps incline angle vertically without cut, wall body front face template is then assembled, is used in combination
Steel pipe support supports；End head formwork is assembled using aluminum alloy mould plate, and with wall body front face template and wall body Side shuttering jam-packed, use
Connector locks, and the junction patch double faced adhesive tape of two neighboring template, is also supported after end head formwork installation using steel pipe support；Wall body
Side shuttering, wall body front face template and end head formwork are connected with reinforcing bar earth anchor by steel wire rope；Wall body Side shuttering, wall body are just
After face die plate and end head formwork are spliced into earth-retaining wall form and installation, in the external coating releasing agent of earth-retaining wall form；Gear
The inside of cob wall template also sets up passage template, during passage formwork support arrangement, by the upper strata subsiding crack of retaining wall and its foundation settlement
Seam is arranged on same vertical curve, is separated in the subsiding crack of upper strata and in settlement joints with the thick bamboo slab rubbers of 2cm；Model sheetinstallat
Pacify into the stability of rear inspection support and template, while check inside dimension, vertical degree and the flatness of template, meet after requiring
Subsequent construction is carried out again；Earth-retaining wall form is fixed into after-pouring concrete, it is horizontal from one end of earth-retaining wall form to other end edge
Direction layer and section casting concrete, lift height≤30cm, before laying first layer stone, first pour the thick coagulations of 10-15cm
Soil, stone, then casting concrete is laid then up, the spacing of adjacent stone is 8-12cm, between stone and earth-retaining wall form
Away from >=15cm, thickness >=10cm of the top surface oversite concrete of the superiors' stone, phase is removed after concrete strength reaches requirement
Close template；
(4) in wall back of the body refilling step, wall is backfilled by the way of gravel, rubble and slag carry out placement in layers and are compacted
The back of the body.
To being tested after the completion of engineering, it is as shown in table 1 that measured result is carried out to cast-in-place retaining wall.
1 cast-in-place retaining wall of table surveys project and testing result
It is actually detected by being carried out to cast-in-place retaining wall, the results showed that aluminum alloy mould plate of the present invention is kept off as highway gravity type
The scientific construction of cob wall template is reasonable, and the Retaining Wall Engineering quality constructed using this method disclosure satisfy that requirement.
In addition, it is to the outward appearance qualification result of retaining wall：1) concrete construction joint smoothes out, and honeycomb and pitted skin area do not surpass
Cross the 0.5% of the face area；2) concrete surface is without nonconservative scheme；3) subsiding crack is neatly vertical, up/down perforation.Outward appearance is identified
As a result further demonstrate that construction quality meets to require.
Although illustrate and describing the present invention with embodiment and embodiment, but it will be appreciated that and do not carrying on the back
In the case of from the spirit and scope of the present invention, many other change and modification can be made.It is, therefore, intended that appended
Claim includes belonging to all such changes and modifications in the scope of the invention.
Claims (10)
1. construction method of a kind of aluminum alloy mould plate as highway gravity retaining wall template, it is characterised in that including following step
Suddenly：
Random sample unwrapping wire step, the center line and horizontal stroke, longitudinal axis of retaining wall are released according to design requirement, and are entered with total powerstation, steel ruler
Row foundation ditch setting-out；
Excavation of foundation pit step, using the artificial digging mode for combining excavator, excavator first excavates, and then manual cleaning bottom land is extremely
Designed elevation, bearing capacity examination is carried out after cleaning out；
Retaining wall construction procedure, as wall body Side shuttering, wall body after the aluminum alloy mould plate of acceptance(check) is cleaned out
Front face template and end head formwork, each corresponding template is then propped up into vertical and merogenesis and is assembled into earth-retaining wall form, then be lifted into design position
Put place, fixation after-pouring concrete；
Wall carries on the back refilling step, and backfill wall is carried on the back in time after concrete strength reaches design requirement.
2. construction method of the aluminum alloy mould plate according to claim 1 as highway gravity retaining wall template, its feature
It is, in retaining wall construction procedure, the both sides of the wall body Side shuttering are fixed using steel pipe support, and steel pipe support connects
Integral, the inside of the wall body Side shuttering is fixed using wall-through pull rod.
3. construction method of the aluminum alloy mould plate according to claim 2 as highway gravity retaining wall template, its feature
It is, the cross bar spacing of the steel pipe support is 45-55cm, and montant spacing is 75-85cm；
Bridging is provided with the steel pipe support, the spacing of the bridging is 1.5-2.5m.
4. construction method of the aluminum alloy mould plate according to claim 3 as highway gravity retaining wall template, its feature
It is, the wall-through pull rod is fed through pvc pipe and both ends are connected on the wall body Side shuttering, the wall-through pull rod
Spacing be 45-55cm；
The both ends of the pvc pipe pass the wall body Side shuttering 1-2cm and the pvc pipe and the wall body Side shuttering
Junction is cemented with adhesive tape.
5. construction method of the aluminum alloy mould plate as highway gravity retaining wall template according to claim 1 or 4, it is special
Sign is, the end head formwork and the wall body front face template and the wall body Side shuttering jam-packed are simultaneously fixed, phase with connector
The junction patch double faced adhesive tape of adjacent two templates；
Supported after the wall body front face template and end head formwork installation with steel pipe support.
6. construction method of the aluminum alloy mould plate according to claim 5 as highway gravity retaining wall template, its feature
Be, in retaining wall construction procedure, built-in fitting be set on ground, the wall body Side shuttering, the wall body front face template and
The end head formwork is connected with the built-in fitting；
The wall body Side shuttering, the wall body front face template and the end head formwork are spliced into earth-retaining wall form and installation
Afterwards, in the external coating releasing agent of the earth-retaining wall form.
7. construction method of the aluminum alloy mould plate according to claim 6 as highway gravity retaining wall template, its feature
It is, the inside of the earth-retaining wall form is additionally provided with passage template, and the passage template is used in the earth-retaining wall form
Segment section interval；
During the passage formwork support arrangement, the upper strata subsiding crack of retaining wall and its settlement joints are arranged on same vertical curve；
Separated in the upper strata subsiding crack and in the settlement joints with bamboo slab rubber.
8. construction method of the aluminum alloy mould plate according to claim 7 as highway gravity retaining wall template, its feature
It is, in retaining wall construction procedure, the earth-retaining wall form is fixed into after-pouring concrete；By the one of the earth-retaining wall form
Hold to other end layer and section casting concrete in the horizontal direction, lift height≤30cm；
Before laying first layer stone, the thick concrete of 10-15cm is first poured, lays stone, then casting concrete then up；Phase
The spacing of adjacent stone is 8-12cm, spacing >=15cm of stone and earth-retaining wall form, the top surface oversite concrete of the superiors' stone
Thickness >=10cm；
Correlate template is removed after concrete strength reaches requirement.
9. construction method of the aluminum alloy mould plate according to claim 1 as highway gravity retaining wall template, its feature
It is, in wall carries on the back refilling step, is backfilled using placement in layers compacting mode.
10. a kind of retaining wall, it is characterised in that using any one of the claim 1-9 aluminum alloy mould plates as highway gravity
The construction method of formula earth-retaining wall form obtains.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107859058A (en) * | 2017-12-17 | 2018-03-30 | 北京市政路桥股份有限公司 | A kind of cast-in-place concrete retaining wall anti-incline anti-floating large steel moulding plate device and installation method |
| CN111663564A (en) * | 2020-06-03 | 2020-09-15 | 安徽省交通规划设计研究总院股份有限公司 | UHPC-C environment-friendly retaining wall and construction method thereof |
| CN112431220A (en) * | 2020-11-12 | 2021-03-02 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Retaining wall using waste concrete sleeper and construction method thereof |
| CN114059582A (en) * | 2021-11-19 | 2022-02-18 | 北京城建集团有限责任公司 | Construction process of irregular-shaped gravity retaining wall |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859058A (en) * | 2017-12-17 | 2018-03-30 | 北京市政路桥股份有限公司 | A kind of cast-in-place concrete retaining wall anti-incline anti-floating large steel moulding plate device and installation method |
| CN111663564A (en) * | 2020-06-03 | 2020-09-15 | 安徽省交通规划设计研究总院股份有限公司 | UHPC-C environment-friendly retaining wall and construction method thereof |
| CN112431220A (en) * | 2020-11-12 | 2021-03-02 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Retaining wall using waste concrete sleeper and construction method thereof |
| CN112431220B (en) * | 2020-11-12 | 2022-06-10 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Retaining wall using waste concrete sleeper and construction method thereof |
| CN114059582A (en) * | 2021-11-19 | 2022-02-18 | 北京城建集团有限责任公司 | Construction process of irregular-shaped gravity retaining wall |
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Address after: 210000 4, building 223, Shui Simen street, Jianye District, Nanjing, Jiangsu. Applicant after: Jiangsu Yan Ning Engineering Science and Technology Group Co., Ltd. Address before: 210000 4, building 223, Shui Simen street, Jianye District, Nanjing, Jiangsu. Applicant before: Jiangsu Yearning Construction Co., Ltd. |
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Application publication date: 20171121 |