CN106120873A - A kind of construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll - Google Patents
A kind of construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll Download PDFInfo
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- CN106120873A CN106120873A CN201610523698.4A CN201610523698A CN106120873A CN 106120873 A CN106120873 A CN 106120873A CN 201610523698 A CN201610523698 A CN 201610523698A CN 106120873 A CN106120873 A CN 106120873A
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- 238000010276 construction Methods 0.000 title claims abstract description 92
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 56
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 239000000853 adhesive Substances 0.000 claims abstract description 22
- 241000251468 Actinopterygii Species 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000001070 adhesive effect Effects 0.000 claims abstract description 9
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 9
- 230000005465 channeling Effects 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 49
- 210000004379 membrane Anatomy 0.000 claims description 17
- 239000012528 membrane Substances 0.000 claims description 17
- 239000011449 brick Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000004078 waterproofing Methods 0.000 claims description 10
- 210000002219 extraembryonic membrane Anatomy 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000011083 cement mortar Substances 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 4
- 230000001680 brushing effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 229920002521 macromolecule Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 1
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 239000005871 repellent Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 235000007689 Borago officinalis Nutrition 0.000 description 5
- 240000004282 Grewia occidentalis Species 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 230000009967 tasteless effect Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 241001310793 Podium Species 0.000 description 1
- 239000002998 adhesive polymer Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011414 polymer cement Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling 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
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/04—Watertight packings for use under hydraulic pressure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to the construction method of a kind of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll, this construction method comprises the steps: (1) cushion construction；(2) base cleaning, unwrapping wire location；(3) each detailed treatment of movement joint and negative and positive angle；(4) big face waterproof roll paving；(5) protecting film is removed；(6) fish tail and waterproof layer construction；(7) reinforced concrete construction.It is an advantage of the current invention that: the construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll of the present invention, composite high-molecular waterproof roll pre-installed and inverted adhered construction technology is to be layered on blinding layer by non-caked sky, adhesive surface is upwards combined as a whole with cast-in-place concrete face, middle without channeling water hidden danger；Even if coiled material local meets with destroy, as water is limited in the least scope by reliable adhesive property between waterproof roll and base plate, greatly improve the reliability of waterproof layer.
Description
Technical field
The invention belongs to waterproof construction technical field, particularly to a kind of pile-raft foundation pre-installed and inverted adhered composite high-molecular
The construction method of waterproof roll.
Background technology
Basement bottom board seepage problem is always the problem of Ling Ge construction enterprises headache over the years, and basement bottom board is traditional
Waterproof construction method be the most all waterproof roll to be pasted or sky is layered in basic unit, and so can cause waterproof layer and base plate
Forming gap causes waterproof layer to separate with structure；Waterproof layer is once destroyed, and subsoil water will be between waterproof layer and base plate
Water channelling everywhere, and permeated to backplate surface by underplate concrete weakness under ground water pressure effect, and be difficult to find and ooze
Leak source, keeps in repair the most difficult, in some instances it may even be possible to cause waterproof layer global failure.
For above-mentioned phenomenon, many waterproof measures are provided.Finding through retrieval, Zhang Wuting, Chen Chengyi disclose one
Kind of stake, valve shape basis underground waterproof engineering design and construction (stake, valve shape basis underground waterproof engineering design and construction, Zhang Wuting,
Chen Chengyi, construction technology, the 10th phase, 2008) propose employing 2 road microdilatancy water-proof concrete rigid waterproofings, 1 road ternary second
The composite water-proof arrangement and method for construction of the third rubber water-proofing coiled flexible water, simultaneously to emphasis pile foundation position use multiple tracks rigid waterproofing,
Flexible edge sealing, pile foundation vertical reinforcing bar uses the measure of 2 road seal rings, and this constructing operation relative ease is effectively guaranteed underground
The safety of room.
Chinese patent 201510290874.X proposes a kind of closure seam overlaying Macromolecular self-adhesive membrane waterproof roll
Method, it comprises the following steps: (1) removes the hard particles on concrete cushion surface and retains hydrops；(2) laying overlays
Macromolecular self-adhesive membrane waterproof roll, makes the basic unit overlaying Macromolecular self-adhesive membrane waterproof roll towards concrete cushion, coiled material
Self-adhesion glued membrane and weathering layer upwards；(3) when adjacent overlay Macromolecular self-adhesive membrane waterproof roll overlap at long side direction time,
Self-adhesive tack coat and isolating membrane in coiled material long edge lap region is utilized to carry out lap side seam；When adjacent overlays adhesive polymer
When glued membrane waterproof roll cuts out stitching position overlap joint in the thin portion of minor face and negative and positive angle, use docking adhesive tape lap side seam, use
This method restrained effectively multilamellar overlap joint process produce seepage gap, formed set of system various, tightly connect reliably
Crack structure.
Also finding through retrieval, Tan Wu, Zhou Ming disclose new museum basement waterproofing work technology (Guangdong, a kind of Guangdong Province
Saving new museum basement waterproofing work technology, Tan Wu, Zhou Ming, Chinese architecture is waterproof, the 14th phase, 2011) to propose BAC wet
Laid process duplex spread-blade self-adhesive rubber asphalt waterproofing coiled material is in basement bottom board (pre-installed and inverted adhered) and side wall (wet-laid process) waterproof applications
In construction technology, in this engineering, basement bottom board has used this coiled material can be with the performance of after-pouring concrete binding, basement
Side wall has used the performance that this coiled material can bond with cement mortar；And the high molecular polymer in this coiled material sizing material and hydrated cementitious
Thing forms interface inierpeneirating network structure, flowable before cement initial set, permeate or impregnate, along with set strength increases, and cohesive force increasing
By force.
But said method is in implementation process, still suffer from certain problem: 1. waterproof roll is relative with contactant caking property
Poor, and then water resistance is general；2. the waterproof roll used is higher, and labour cost is the most of a relatively high, and then construction cost phase
To higher；3. during construction, higher to basic level requirement so that the construction period increases, and leverages construction speed.
Therefore, research and develop a kind of can be greatly improved waterproof layer reliability, reduce construction cost and being greatly improved construct into
The construction method of the pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll of degree is necessary.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of can be greatly improved waterproof layer reliability, reduce and be constructed into
This and be greatly improved the construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll of construction speed.
For solving above-mentioned technical problem, the technical scheme is that pile-raft foundation pre-installed and inverted adhered composite high-molecular is waterproof
The construction method of coiled material, its innovative point is: construct with composite high-molecular waterproof roll pre-installed and inverted adhered on pile-raft foundation, will be poly-
Non-caked sky of ethylene polypropylene macromolecule is layered on pile foundation bed course, and adhesive surface is upwards combined as a whole with cast-in-place concrete face,
Make middle without channeling water hidden danger.
Further, described construction method comprises the steps:
(1) cushion construction: carry out blinding concrete pouring construction according to design requirement, pours out 145～155mm thick C20 and mixes
Solidifying soil padding；
(2) base cleaning, unwrapping wire location: remove substrate surface dust and greasy dirt, it is ensured that basic unit is solid, smooth, no-sundries；So
After, basic unit releases the control line of installation of membrane, in order to avoid phenomenons such as misplacing, crooked occurs during installation of membrane；
(3) each detailed treatment of movement joint and negative and positive angle: in flat facade junction, movement joint, construction joint, pipe root each thin portion volume is set
Material extra play, scene carries out cutting on request, and extra play uses double-sided self-adhesive waterproof coiled materials；Meanwhile, general place extra play volume
Material should completely stick at basic unit, and stress concentration portion position should spread according to specification sky, and should first brushing oiliness basic unit before full viscous position construction
Inorganic agent, repaves patch extra play self-adhesive coiled material after drying；
(4) big face waterproof roll paving: use pre-laid method construction, by direct for the composite high-molecular waterproof roll of 1～2mm thickness
On empty matting layer surface, and according to the width of selected waterproof roll, reserving overlapping the slot size, the longest minor face is 100mm, sternly
Lattice carry out installation of membrane construction by datum line；During construction, the overlap joint of adjacent two width coiled materials to stagger, and the length that staggers is not less than
1500mm, the lap of splice is 100mm, can tear protective film at overlapping the slot in advance off, and waterproof roll Self-adhesive is closely knit；
(5) protecting film is removed: during waterproof roll paving, adhesive surface is upward, and waterproof roll should be laid on the position of predetermined paving
Put；And when the second width coiled material starts, the edge of surface protection film is carefully scratched with paper knife in advance by lap width, by phase
The protecting film on adjacent two width coiled material lapping limits tears, and overlap edge carries out cold-adhered, and temperature is on the low side, can be with spray when coiled material viscosity is poor
Overlap edge is heated auxiliary sticking by lamp, is compacted with pressure roller aerofluxus；Protecting film can be torn off in face greatly after completing at overlapping the slot；
(6) fish tail and waterproof layer construction: after protecting film tears off, protection work is carried out at scene, pours fish tail and waterproof layer in time, and waterproof
Protective layer uses 45～55mm thick C20 pea gravel concretens；
(7) reinforced concrete construction: after fish tail and waterproof layer has poured, treats that fish tail and waterproof layer concrete strength reaches specification
After requirement, then carry out reinforced concrete construction, and accomplish to handle with care during on-the-spot reinforcing bar binding, waterproofing protection must not be damaged
Layer.
Further, when the handing-over of flat facade joins with exterior wall for base plate, Specific construction is for have poured at blinding concrete
Cheng Hou, first the support replacement band between construction base plate and engineering fender post, then builds brick fetal membrane on support replacement band by laying bricks or stones, and on brick fetal membrane
Protecting film wouldn't be torn at portion's flex point off, after underplate concrete has poured, reserved part waterproof roll protecting film is torn off viscous
Be attached to underplate concrete up to exterior wall position, then on turn over 300mm, form overlap joint with external wall waterproof layer；And at exterior wall and base plate
Lead and at the gap that wall connects, use steel plate for sealing water to fix.
Further, when thin portion is at pile crown position, coiled material is carried out cutting, the most again pile crown position along pile crown concrete
Use polymer cement waterproof paint to brush, and extend to coiled material position, form overlap joint with coiled material；The moon at pile-raft foundation
External corner part first to do extra play, then carries out the paving of big face；During the edge paving coiled material of pile-raft foundation, first that coiled material is temporary transient
It is positioned on brick fetal membrane, paving again after raft board concrete has poured, and forms overlap joint with external wall waterproof coiled material；Post-cast strip portion
One layer of additional waterproof course first to be done in position, then pours fish tail and waterproof layer, bigger paving waterproof roll.
Further, described fish tail and waterproof layer uses 50mm thickness pea gravel concreten, but uses 20mm thickness 1 at position, inclined-plane:
2.5 cement mortar linked networks are painted.
It is an advantage of the current invention that: the construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll of the present invention,
Composite high-molecular waterproof roll pre-installed and inverted adhered construction technology is to be layered on blinding layer by non-caked sky, and adhesive surface is upwards with existing
Pouring concrete face is combined as a whole, middle without channeling water hidden danger；Even if coiled material local meets with destroy, as waterproof roll and the end
Between plate, water is limited in the least scope by reliable adhesive property, greatly improves the reliability of waterproof layer；The present invention simultaneously
Use composite high-molecular waterproof roll compared with polyester blank SBS modified asphalt waterproof coiled material, construction cost can be substantially reduced；This
Outward, construction method of the present invention is without screed-coat, low to basic level requirement, not by weather and basic unit's moisture effect, substantially increases and executes
Work progress；And be cold-working industry, the flames of anger, nonpoisonous and tasteless, non-environmental-pollution and hidden fire-fighting danger, safety and environmental protection.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Fig. 1 is installation of membrane plane graph.
Fig. 2-3 is base plate and exterior wall junction waterproof construction figure.
Fig. 4 is position, post-cast strip waterproof construction figure.
Detailed description of the invention
The following examples can make professional and technical personnel that the present invention is more fully understood, but the most therefore by this
Bright it is limited among described scope of embodiments.
Embodiment 1
The construction method of the present embodiment pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll, this construction method includes walking as follows
Rapid:
(1) cushion construction: carry out blinding concrete pouring construction according to design requirement, pours out 145～155mm thick C20 and mixes
Solidifying soil padding；
(2) base cleaning, unwrapping wire location: remove substrate surface dust and greasy dirt, it is ensured that basic unit is solid, smooth, no-sundries；So
After, basic unit releases the control line of installation of membrane, in order to avoid phenomenons such as misplacing, crooked occurs during installation of membrane；
(3) each detailed treatment of movement joint and negative and positive angle: in flat facade junction, movement joint, construction joint, pipe root each thin portion volume is set
Material extra play, scene carries out cutting on request, and extra play uses double-sided self-adhesive waterproof coiled materials；Meanwhile, general place extra play volume
Material should completely stick at basic unit, and stress concentration portion position should spread according to specification sky, and should first brushing oiliness basic unit before full viscous position construction
Inorganic agent, repaves patch extra play self-adhesive coiled material after drying；
(4) big face waterproof roll paving: use pre-laid method construction, by direct for the composite high-molecular waterproof roll of 1～2mm thickness
On empty matting layer surface, and according to the width of selected waterproof roll, as it is shown in figure 1, reserve transverse lap seam 1 and longitudinal lap joint seam
2 sizes, the longest minor face is 100mm, strictly carries out installation of membrane construction by datum line；During construction, taking of adjacent two width coiled materials
Connecing and to stagger, the length that staggers is not less than 1500mm, and the lap of splice is 100mm, can tear protective film in advance off at overlapping the slot, anti-
Water coiled material Self-adhesive is closely knit；
(5) protecting film is removed: during waterproof roll paving, adhesive surface is upward, and waterproof roll should be laid on the position of predetermined paving
Put；And when the second width coiled material starts, the edge of surface protection film is carefully scratched with paper knife in advance by lap width, by phase
The protecting film on adjacent two width coiled material lapping limits tears, and overlap edge carries out cold-adhered, and temperature is on the low side, can be with spray when coiled material viscosity is poor
Overlap edge is heated auxiliary sticking by lamp, is compacted with pressure roller aerofluxus；Protecting film can be torn off in face greatly after completing at overlapping the slot；
(6) fish tail and waterproof layer construction: after protecting film tears off, protection work is carried out at scene, pours fish tail and waterproof layer in time, and waterproof
Protective layer uses 45～55mm thick C20 pea gravel concretens；
(7) reinforced concrete construction: after fish tail and waterproof layer has poured, treats that fish tail and waterproof layer concrete strength reaches specification
After requirement, then carry out reinforced concrete construction, and accomplish to handle with care during on-the-spot reinforcing bar binding, waterproofing protection must not be damaged
Layer.
Specifically, as in figure 2 it is shown, base plate 4 is constructed with exterior wall 8 junction, after bed course 3 concreting completes, first execute
Support replacement band 6 between work base plate 4 and engineering fender post 5, then builds brick fetal membrane 7 on support replacement band 6 by laying bricks or stones, and on brick fetal membrane 7
Protecting film wouldn't be torn at flex point off, after underplate concrete has poured, tear reserved part waterproof roll protecting film off stickup
At underplate concrete up to exterior wall position, then on turn over 300mm, with external wall waterproof layer formed overlap joint；As it is shown on figure 3, and outside
Wall 8 is led with base plate 4 and is used steel plate for sealing water 9 to fix at the gap that wall is connected.
Specifically, at pile crown position, along pile crown concrete, coiled material being carried out cutting, pile crown position uses polymer the most again
Cement waterproof paint is brushed, and extends to coiled material position, forms overlap joint with coiled material；Want in the negative and positive angular position of pile-raft foundation
First do extra play, then carry out the paving of big face；During the edge paving coiled material of pile-raft foundation, first coiled material is temporarily positioned over brick tire
On film, paving again after raft board concrete has poured, and form overlap joint with external wall waterproof coiled material；As shown in Figure 4, post-cast strip portion
Position 9 waterproof constructions, during foundation trench excavation, backbreak 50mm by position, post-cast strip 13, the most also makes 50mm groove when bed course pours,
First do one layer of additional waterproof course 10, then construction waterproof protective layer 11 during construction of waterproof layer, carry out the paving of big roll material 12 the most again
Construction；Fish tail and waterproof layer 11 uses 50mm thickness pea gravel concreten, but uses 20mm thickness 1:2.5 cement mortar linked network at position, inclined-plane
Paint.
Embodiment 2
Clear star synthesis project is made up of clear star Flower Garden, Cheng Xing square, three, Cheng Xing mansion engineering project, overall floorage 43.5
Ten thousand, wherein basement bottom board area clear star Flower Garden: about 2.3 ten thousand, Cheng Xing square about 1.3 ten thousand, Cheng Xing mansion: about 1.4 ten thousand
, amount to about 50,000；The water layer design requirement of place where troops were originally stationed, basement bottom board position is:
150mm thickness C20 concrete cushion
3mm thickness polyester blank SBS modified asphalt waterproof coiled material twice
50 thick C20 pea gravel concreten screed-coats
Cast-in-situ steel reinforced concrete base plate
This embodiment is according to the construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll of the present invention, at the bottom of basement
The waterproof layer design requirement of plate position changes into:
150mm thickness C20 concrete cushion
1.5mm thickness composite high-molecular waterproof roll (pre-installed and inverted adhered) is together
50 thick C20 pea gravel concreten screed-coats
Cast-in-situ steel reinforced concrete base plate
Place where troops were originally stationed water layer web part design cost is: polyester blank SBS waterproof roll 33.8 yuan/, combustion gas expense 0.5 yuan/, people
Expenses of labour 10.5 yuan/；And use composite high-molecular waterproof roll price be 28.5 yuan/, labour cost 9.2 yuan/, then rectify and improve clear
The basement bottom board waterproofing work section of star synthesis project is cost-effective is:
[(33.8+0.5+10.5) × 2-(28.5+9.2)] × 50000=259.5 ten thousand yuan
Can construct immediately after people's intensity on bed course reaches it addition, composite high-molecular waterproof roll pre-installed and inverted adhered sends out construction, it is not necessary to
Wait mat surface is dried, the experience accumulated for many years according to our unit, uses pre-installed and inverted adhered to send out construction and shortens engineering chief engineer
Phase 15～20 days, substantially increase construction speed；And this construction method is cold-working industry, the flames of anger, nonpoisonous and tasteless, non-environmental-pollution
And hidden fire-fighting danger, safety and environmental protection.
Embodiment 3
This embodiment is illustrated by case history, and this construction method is at clear star synthesis clear star Flower Garden, Wuxi City Jiangyin, Cheng Xingguang
Field, three, Cheng Xing mansion engineering project successful Application, this project is positioned at east side, city flower hill path, Jiangyin, plans side, the front south of road, the pool, always
Construction area about 43.5 ten thousand, the most clear star Flower Garden construction area about 200,000, totally 6 buildings are residential project, two layers, underground, ground
Upper part: 6# building is 15 floor, remaining building is 33-34 floor；Cheng Xing square construction area about 8.5 ten thousand, F3/B3, on the ground seven
Layer；Cheng Xing mansion construction area about 200,000, F3/B3,50 layers on the ground, podium four layers.Current clear star Flower Garden comes into dress
Repairing the construction stage, Cheng Xing has constructed on square to four layers, and Cheng Xing has constructed mansion to six floor, and the basement backfill earthwork is the most
Through being fully completed, there is not any Seepage in whole clear star synthesis project basement, and waterproof effect meets design and specification
Requirement.
This project basement bottom board waterproof layer uses composite high-molecular waterproof roll pre-installed and inverted adhered to send out construction and saves the duration altogether
53 days, save construction cost about 259.5 ten thousand yuan.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The skill of the industry
The art personnel simply explanation it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description
The principle of the present invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these
Changes and improvements both fall within scope of the claimed invention.Claimed scope by appending claims and
Its equivalent defines.
Claims (5)
1. the construction method of a pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll, it is characterised in that: at pile-raft foundation
Upper composite high-molecular waterproof roll pre-installed and inverted adhered is constructed, and non-caked for a polyethylene polypropylene macromolecule sky is layered on pile foundation bed course
On, adhesive surface is upwards combined as a whole with cast-in-place concrete face, makes middle without channeling water hidden danger.
The construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll the most according to claim 1, its feature
It is: described construction method comprises the steps:
(1) cushion construction: carry out blinding concrete pouring construction according to design requirement, pours out 145～155mm thick C20 and mixes
Solidifying soil padding；
(2) base cleaning, unwrapping wire location: remove substrate surface dust and greasy dirt, it is ensured that basic unit is solid, smooth, no-sundries；So
After, basic unit releases the control line of installation of membrane, in order to avoid phenomenons such as misplacing, crooked occurs during installation of membrane；
(3) each detailed treatment of movement joint and negative and positive angle: in flat facade junction, movement joint, construction joint, pipe root each thin portion volume is set
Material extra play, scene carries out cutting on request, and extra play uses double-sided self-adhesive waterproof coiled materials；Meanwhile, general place extra play volume
Material should completely stick at basic unit, and stress concentration portion position should spread according to specification sky, and should first brushing oiliness basic unit before full viscous position construction
Inorganic agent, repaves patch extra play self-adhesive coiled material after drying；
(4) big face waterproof roll paving: use pre-laid method construction, by direct for the composite high-molecular waterproof roll of 1～2mm thickness
On empty matting layer surface, and according to the width of selected waterproof roll, reserving overlapping the slot size, the longest minor face is 100mm, sternly
Lattice carry out installation of membrane construction by datum line；During construction, the overlap joint of adjacent two width coiled materials to stagger, and the length that staggers is not less than
1500mm, the lap of splice is 100mm, can tear protective film at overlapping the slot in advance off, and waterproof roll Self-adhesive is closely knit；
(5) protecting film is removed: during waterproof roll paving, adhesive surface is upward, and waterproof roll should be laid on the position of predetermined paving
Put；And when the second width coiled material starts, the edge of surface protection film is carefully scratched with paper knife in advance by lap width, by phase
The protecting film on adjacent two width coiled material lapping limits tears, and overlap edge carries out cold-adhered, and temperature is on the low side, can be with spray when coiled material viscosity is poor
Overlap edge is heated auxiliary sticking by lamp, is compacted with pressure roller aerofluxus；Protecting film can be torn off in face greatly after completing at overlapping the slot；
(6) fish tail and waterproof layer construction: after protecting film tears off, protection work is carried out at scene, pours fish tail and waterproof layer in time, and waterproof
Protective layer uses 45～55mm thick C20 pea gravel concretens；
(7) reinforced concrete construction: after fish tail and waterproof layer has poured, treats that fish tail and waterproof layer concrete strength reaches specification
After requirement, then carry out reinforced concrete construction, and accomplish to handle with care during on-the-spot reinforcing bar binding, waterproofing protection must not be damaged
Layer.
The construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll the most according to claim 2, its feature
It is: when the handing-over of flat facade joins with exterior wall for base plate, Specific construction is for, after blinding concrete has poured, first constructing at the end
Support replacement band between plate and engineering fender post, then builds brick fetal membrane on support replacement band by laying bricks or stones, and wouldn't at the flex point of brick fetal membrane top
Tear protecting film off, after underplate concrete has poured, reserved part waterproof roll protecting film is torn off and is pasted onto base plate coagulation
Soil up to exterior wall position, then on turn over 300mm, with external wall waterproof layer formed overlap joint；And lead, at exterior wall, the seam that wall is connected with base plate
Steel plate for sealing water is used to fix at gap.
The construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll the most according to claim 2, its feature
It is: when thin portion is at pile crown position, along pile crown concrete, coiled material being carried out cutting, pile crown position uses polymer water the most again
Mud water-repellent paint is brushed, and extends to coiled material position, forms overlap joint with coiled material；Want first in the negative and positive angular position of pile-raft foundation
Do extra play, then carry out the paving of big face；During the edge paving coiled material of pile-raft foundation, first coiled material is temporarily positioned over brick fetal membrane
On, paving again after raft board concrete has poured, and form overlap joint with external wall waterproof coiled material；Position, post-cast strip first to do one layer
Additional waterproof course, then pours fish tail and waterproof layer, bigger paving waterproof roll.
The construction method of pile-raft foundation pre-installed and inverted adhered composite high-molecular waterproof roll the most according to claim 4, its feature
It is: described fish tail and waterproof layer uses 50mm thickness pea gravel concreten, but uses 20mm thickness 1:2.5 cement mortar to hang at position, inclined-plane
Net paints.
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| CN107190783A (en) * | 2017-06-06 | 2017-09-22 | 中国建筑第二工程局有限公司 | Basement waterproof structure and construction method of basement outer wall waterproof structure |
| CN108411950A (en) * | 2018-03-28 | 2018-08-17 | 中铁十局集团第二工程有限公司 | A kind of underground waterproof construction method |
| CN109267592A (en) * | 2018-08-24 | 2019-01-25 | 佛山市科顺建筑材料有限公司 | A kind of construction method of metope inner corner trim pre-installed and inverted adhered waterproof roll |
| CN109322335A (en) * | 2018-10-15 | 2019-02-12 | 筑梦高科建筑有限公司 | Underground engineering pre-installed and inverted adhered Waterproof Construction Technique |
| CN109372029A (en) * | 2018-11-23 | 2019-02-22 | 江苏兴厦建设工程集团有限公司 | A waterproof structure and method for connecting parts of external walls of underground structures |
| CN109763520A (en) * | 2018-12-27 | 2019-05-17 | 中建四局第六建筑工程有限公司 | A kind of sole plate waterproof roll pastes construction technology again |
| CN110578344A (en) * | 2018-06-11 | 2019-12-17 | 冯建荣 | Embedded water-proof coiled material |
| CN110607809A (en) * | 2019-08-12 | 2019-12-24 | 中国建筑第二工程局有限公司 | Waterproof construction method for basement of building engineering |
| CN111173045A (en) * | 2019-12-31 | 2020-05-19 | 上海东方雨虹防水技术有限责任公司 | Construction method for pre-paving and reversely adhering TPO (thermoplastic polyolefin) waterproof coiled material of basement bottom plate |
| CN111270707A (en) * | 2020-02-27 | 2020-06-12 | 深圳市粤通建设工程有限公司 | Construction method for pre-laying anti-sticking waterproof roll of polymer adhesive film |
| CN112343093A (en) * | 2020-10-10 | 2021-02-09 | 上海建工七建集团有限公司 | Construction method for pre-laying reverse-adhesion waterproof coiled material of basement raft plate |
| CN112376625A (en) * | 2020-10-26 | 2021-02-19 | 深圳大学建筑设计研究院有限公司 | External waterproof post-connection construction method for underground engineering staged construction interface |
| CN112502194A (en) * | 2020-12-15 | 2021-03-16 | 北京城建集团有限责任公司 | Basement exterior wall horizontal construction joint structure and construction method thereof |
| CN113356280A (en) * | 2021-06-24 | 2021-09-07 | 中国十九冶集团有限公司 | Construction method of basement raft foundation waterproof roll based on air-laid method |
| CN114108647A (en) * | 2021-11-24 | 2022-03-01 | 中国一冶集团有限公司 | Front-mounted bottom plate support replacing system and construction method |
| CN114658021A (en) * | 2022-02-28 | 2022-06-24 | 中国五冶集团有限公司 | Waterproof structure of pile raft bearing platform |
| CN115233743A (en) * | 2022-09-02 | 2022-10-25 | 中建八局发展建设有限公司 | Construction method of brick-free base plate waterproof coiled material with base film |
| CN116220406A (en) * | 2023-03-06 | 2023-06-06 | 中国建筑第二工程局有限公司 | A temporary dividing wall for protecting the safety of existing building structures and its application method |
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| CN108411950A (en) * | 2018-03-28 | 2018-08-17 | 中铁十局集团第二工程有限公司 | A kind of underground waterproof construction method |
| CN110578344A (en) * | 2018-06-11 | 2019-12-17 | 冯建荣 | Embedded water-proof coiled material |
| CN109267592A (en) * | 2018-08-24 | 2019-01-25 | 佛山市科顺建筑材料有限公司 | A kind of construction method of metope inner corner trim pre-installed and inverted adhered waterproof roll |
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| CN114108647A (en) * | 2021-11-24 | 2022-03-01 | 中国一冶集团有限公司 | Front-mounted bottom plate support replacing system and construction method |
| CN114658021A (en) * | 2022-02-28 | 2022-06-24 | 中国五冶集团有限公司 | Waterproof structure of pile raft bearing platform |
| CN115233743A (en) * | 2022-09-02 | 2022-10-25 | 中建八局发展建设有限公司 | Construction method of brick-free base plate waterproof coiled material with base film |
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