CN105839667A - Construction and manufacturing process of total-prefabricated superimposed assembly type underground pipe gallery - Google Patents

Construction and manufacturing process of total-prefabricated superimposed assembly type underground pipe gallery Download PDF

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Publication number
CN105839667A
CN105839667A CN201610385650.1A CN201610385650A CN105839667A CN 105839667 A CN105839667 A CN 105839667A CN 201610385650 A CN201610385650 A CN 201610385650A CN 105839667 A CN105839667 A CN 105839667A
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China
Prior art keywords
prefabricated
overlapping
pipe gallery
wall
underground pipe
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CN201610385650.1A
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Chinese (zh)
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CN105839667B (en
Inventor
张剑
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Changsha Broad Homes Industrial Group Co Ltd
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Changsha Broad Homes Industrial Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/045Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them

Abstract

The invention discloses a construction and manufacturing process of a total-prefabricated superimposed assembly type underground pipe gallery. A bottom plate of the underground pipe gallery is a prefabricated superimposed bottom plate. A side wall or a side wall and middle wall body is a prefabricated sandwich superimposed wall. A top plate of the underground pipe gallery is a prefabricated superimposed plate. The bottom plate, the side wall or the side wall and middle wall body and the top plate are connected in a cast-in-place manner to form the integrated underground pipe gallery. The shop prefabrication way and the superimposed cast-in-place way are combined, the advantages of the shop prefabrication way and the advantages of the cast-in-place way are fully taken, defects and deficiencies are overcome, especially the defects of low production efficiency and small transportation amount of a traditional prefabricated pipe gallery are overcome, the purposes of template-free cast-in-place construction, environmental protection, material saving, high quality and high efficiency are achieved, and the underground pipe gallery has high water resistance.

Description

The construction processing technology of complete prefabricated overlapping assembled underground pipe gallery
Technical field
The invention belongs to municipal works technical field, be specifically related to a kind of complete prefabricated overlapping assembled underground pipe gallery Construction processing technology.
Background technology
The General Office of the State Council is about the instruction (Office of the State Council sends out (2015) No. 61) advancing Urban Underground pipe gallery to build Announce on August 10th, 2015.Target is to the year two thousand twenty, builds up a collection of underground pipe gallery with international most advanced level And put into effect, " road slide fastener " problem on excavation ground is obviously improved repeatedly, and pipeline safety level and ability of preventing and fighting natural adversities are bright Aobvious lifting, successive elimination arterial street Aranea formula aerial line, urban ground view is clearly better.The underground in each province and city, the whole nation is combined Close and become focus between piping lane construction for the moment.Traditional underground pipe gallery construction has a two ways: one, field cast-in-place, two, factory pre- System.
Field cast-in-place underground pipe gallery digging in-situ is wider, to ensure that enough construction operation space, therefore soil are left in both sides Side's excavated volume is big, and backfill amount is the biggest;Owing to all working completes the most at the scene, so side wall and top board are intended to configuration template, And roof plate template could have to remove after concrete is fully achieved intensity, long construction period, artificial demand is big, all former Material all transports to scene with bulk form, pollutes environment, concrete cast-in-site, and requirement of manually vibrating is high, if it is unreal to vibrate, Can leave leakage hidden trouble, and on-site concrete curing condition is poor, concrete occurs that the probability of micro-crack is relatively big, and the later stage can lead to Cross micro-crack infiltration.
The prefabricated piping lane of tradition is saved prefabricated piping lane by one and is spliced at the scene, and splicing seams is more, preventing at splicing seams Water requires height, and difficulty is big, and particularly transporting and hoisting difficulty, needs mass transit vehicle and Large-scale Hoisting equipment, and construction cost is high; Due to one, to save prefabricated piping lane be overall prefabrication, and mould is complicated, it is impossible to production line balance, and make efficiency is low, and in advance Tubulation corridor takes up room greatly, so bicycle time freight volume is little, affects construction speed.
Summary of the invention
The technical problem to be solved is: solves the problem that above-mentioned background technology exists, and provides a kind of complete pre- The construction processing technology of system overlapping assembled underground pipe gallery, by a prefabrication part, scene overlaps a cast-in-place part, Give full play to that prefabrication quality is good, efficiency is high and field cast-in-place good integrity, advantage that structural strength is high, overcome both lack Point, changes that traditional prefabricated piping lane production efficiency is low, the backward situation of transport difficult, it is achieved on-the-spot without templating construction, environmental protection, joint Material, high-quality, efficiently, and there is excellent water resistance.
The technical solution used in the present invention is: the construction of a kind of complete prefabricated overlapping assembled underground pipe gallery makes work Skill, its base plate is prefabricated overlapping base plate, its side wall or side wall and middle wall body is prefabricated sandwich overlapping wall, and its top board is prefabricated folded Closing top board, base plate, side wall or side wall connect into overall underground pipe gallery with middle wall body, top board three by cast-in-place;It is executed Work processing technology is as follows:
1) excavation underground pipe gallery;
By being slightly wider than underground pipe gallery width excavation underground pipe gallery foundation ditch, and carry out retaining wall in underground pipe gallery foundation ditch both sides;
2) on underground pipe gallery foundation ditch, bed course is completed;
3) it is arranged on above-mentioned bed course with crane prefabricated overlapping base plate of slinging;
4) preparation of prefabricated sandwich overlapping wall:
A is by the monolayer reinforced mesh of bottom and truss colligation, and then mould inner position put into down by monolayer bar-mat reinforcement;
B pours into a mould concrete in mould, and concrete should cover monolayer reinforced mesh, and the prefabricated sandwich overlapping wall meeting design is pre- Preparative layer thickness requirement, vibrated concrete;Maintenance;
After c maintenance, the monolayer reinforced mesh on colligation upper strata on truss;
D special equipment is sling one layer of preformed layer of above-mentioned prefabricated sandwich overlapping wall and truss, and the demoulding is, and overall upset;
E second time pours into a mould concrete in mould, and same concrete should cover monolayer reinforced mesh, meets prefabricated sandwich overlapping The preformed layer thickness requirement of wall, the preformed layer left-hand thread produced first time is on the concrete of second time cast;Vibrate coagulation Soil;Maintenance;
The f entirety demoulding, makes prefabricated sandwich composite wallboard;
The upper end of the prefabricated sandwich overlapping wall of g is made preformed layer on one side and is exceeded the structure of another side preformed layer, the size exceeded with set The underground pipe gallery top plate thickness of meter adapts;
The two ends up and down of the prefabricated sandwich overlapping wall of h have vertical reinforcement to stretch out in the preformed layer of both sides and bend revolution integral Reinforcing bar;
4) preparation of prefabricated overlapping top board: by monolayer reinforced mesh and truss colligation, then monolayer reinforced mesh puts into mould down Tool inner position, pours into a mould concrete, and cast concrete thickness should cover reinforced mesh, and meet top board preformed layer thickness requirement, mixed Solidifying soil vibrates, maintenance, the demoulding;
Above-mentioned steps 3) in prefabricated overlapping base plate make also referring to this process;
5) sling prefabricated sandwich overlapping wall with crane, be arranged on underground pipe gallery prefabricated overlapping base plate, and make prefabricated sandwich overlapping The overall reinforcing bar of bending revolution that wall stretches out from bottom two preformed layer anchors into prefabricated overlapping base plate in-situ layer;
6) top plate supporting is set up;
7) it is arranged in prefabricated sandwich overlapping wall upper end and top plate supporting with the sling preformed layer of prefabricated overlapping top board of crane;Top board With the connection reinforcing bar binding of top board, the overall reinforcing bar of the bending stretched out from two preformed layer tops revolution of prefabricated sandwich overlapping wall anchors into In the in-situ layer of prefabricated overlapping top board, top board connects the connection reinforcing bar binding of reinforcing bar and prefabricated sandwich overlapping wall;
8) the cast-in-place part of top board and the sandwich of prefabricated sandwich overlapping wall pour into a mould concrete, vibrate;Maintenance;
9) waterproofing work is carried out;
10) backfilling of earthwork.
In technique scheme, it is sandwich before the in-situ layer cast on-site concrete of described prefabricated sandwich overlapping wall Layer.
The present invention, compared with conventional art, has prominent substantive distinguishing features and a remarkable result:
One, due to the whole cast-in-site of the underground pipe gallery of conventional art, therefore both sides need to reserve enough construction operation space, base Hole excavation is wider, and earthwork excavated volume is big, and backfill amount is the biggest;And the side wall of the present invention and base plate, top board are all mill work, existing Field assembling, excavation of foundation pit is the widest, and earth volume is little, and backfill amount is little.
Two, the whole cast-in-site of the underground pipe gallery of conventional art, all working amount completes the most at the scene, so cast side wall And bottom, top board are intended to configuration template, and template could have to be removed after concrete is fully achieved intensity, and template amount is huge Greatly, artificial demand is big, long construction period, and the big portion of the exterior wall of the present invention and base plate, top board bottom are all mill work, existing Field assembling, it is not necessary to configuration template, work on the spot amount is few, and artificial demand is little, short construction period, and construction speed is fast, and efficiency is high.
Three, the whole cast-in-site of the underground pipe gallery of conventional art, side wall, base plate and top board be all concrete cast-in-site, Manually vibrating, difficult quality controls, if it is unreal to vibrate, will leave leakage hidden trouble, add that on-site concrete curing condition is poor, Concrete occurs that the probability of micro-crack is relatively big, and the later stage is serious by micro-crack infiltration phenomenon.And the side wall of the present invention and base plate, The big portion of top board is all prefabrication, and machine vibrates, quality controllable, and production efficiency is high, and non-microcracked, water resistance is good.
Four, due to the prefabrication underground pipe gallery of conventional art, mould is complicated, it is impossible to assembly line work, so producing effect Rate is low, and the bulky heaviness of prefabricated underground pipe gallery, transport difficult, the shortest a section prefabricated piping lane can only be made existing Field splicing, because prefabricated piping lane is integral prefabricated, takes up room big, so the transport of bicycle time is little.And this is a section prefabricated Piping lane scene is spliced, and need to be equipped with large-scale hoisting machinery operation, and one save prefabricated piping lane splicing seams many, and waterproof to splicing seams will Asking high, intractability is big, and water resistance is poor.The present invention is only prefabricated in the factory sandwich composite wallboard and prefabricated superimposed sheet, plate and plate Between can stack transport to scene, convenient transport, Assembling, part cast concrete, without splicing seams, thus water resistance has Ensure, and lift wallboard, base plate and top board, it is not necessary to large-scale hoisting machinery operation, save equipment and construction cost.
The present invention is a kind of novel underground pipe gallery technical system, by a prefabrication part, on-the-spot overlapping cast-in-place Part, gives full play to the advantage of prefabrication and cast-in-site, overcomes both shortcoming and defect, the most both overcame The deficiency that the prefabricated piping lane production efficiency of tradition is low and freight volume is little, can allow again on-the-spot without templating construction, environmental protection and energy saving, efficiency Height, and have excellent water resistance, has the underground pipe gallery of international most advanced level putting into effect for China's construction and carries Supply enforcement technology.
Accompanying drawing illustrates:
Fig. 1 is overall structure schematic diagram of the present invention.
Accompanying drawing mark explanation:
1 top board in-situ layer, 2 top board preformed layers, 3 prefabricated sandwich overlapping walls, 4 prefabricated overlapping top boards,
5 prefabricated overlapping base plates, 6 connect node.
Detailed description of the invention:
Seeing accompanying drawing, the complete prefabricated overlapping assembled underground pipe gallery of the present invention, its base plate is prefabricated overlapping base plate, its side wall Or side wall is prefabricated sandwich overlapping wall with middle wall body, its top board is prefabricated overlapping top board, base plate, side wall or side wall and middle walls Body, top board three connect into overall underground pipe gallery by cast-in-place.
The construction processing technology of above-mentioned complete prefabricated overlapping assembled underground pipe gallery, including:
1) excavation underground pipe gallery;
By being slightly wider than underground pipe gallery width excavation underground pipe gallery foundation ditch, and carry out retaining wall in underground pipe gallery foundation ditch both sides;
2) on underground pipe gallery foundation ditch, bed course is completed;
3) it is arranged on above-mentioned bed course with crane prefabricated overlapping base plate of slinging;
4) preparation of prefabricated sandwich overlapping wall:
A is by the monolayer reinforced mesh of bottom and truss colligation, and then monolayer bar-mat reinforcement is down, to put into mould decided at the higher level but not officially announced upper for truss Position;
B pours into a mould concrete in mould, and concrete should cover monolayer reinforced mesh, and the prefabricated sandwich overlapping wall meeting design is pre- Preparative layer thickness requirement, vibrated concrete;Maintenance;
After c maintenance, the monolayer reinforced mesh on colligation upper strata on truss;
D special equipment is sling one layer of preformed layer of above-mentioned prefabricated sandwich overlapping wall and truss, and the demoulding is, and overall upset;
E second time pours into a mould concrete in mould, and same concrete should cover monolayer reinforced mesh, meets prefabricated sandwich overlapping The preformed layer thickness requirement of wall, the preformed layer left-hand thread produced first time is on the concrete of second time cast;Vibrate coagulation Soil;Maintenance;
The f entirety demoulding, makes prefabricated sandwich composite wallboard;
The upper end of the prefabricated sandwich overlapping wall of g is made preformed layer on one side and is exceeded the structure of another side preformed layer, the size exceeded with set The underground pipe gallery top plate thickness of meter adapts;
The two ends up and down of the prefabricated sandwich overlapping wall of h have vertical reinforcement to stretch out in the preformed layer of both sides and bend revolution integral Reinforcing bar;
4) preparation of top board: by monolayer reinforced mesh and truss colligation, then monolayer reinforced mesh puts into mould inner position down, Cast concrete, cast concrete thickness should cover reinforced mesh, and meet top board preformed layer thickness requirement, concrete vibrating, Maintenance, the demoulding;
Above-mentioned steps 3) in prefabricated overlapping base plate make also referring to this process;
5) sling prefabricated sandwich overlapping wall with crane, be arranged on underground pipe gallery prefabricated overlapping base plate, and make prefabricated sandwich overlapping The overall reinforcing bar of bending revolution that wall two preformed layer bottom is stretched out anchors in prefabricated overlapping base plate in-situ layer;
6) top plate supporting is set up;
7) it is arranged in prefabricated sandwich overlapping wall upper end and top plate supporting with the sling preformed layer of prefabricated overlapping top board of crane;Top board With the connection reinforcing bar binding of top board, the overall reinforcing bar of the bending stretched out from two preformed layer tops revolution of prefabricated sandwich overlapping wall anchors into In the in-situ layer of prefabricated overlapping top board, top board connects the connection reinforcing bar binding of reinforcing bar and prefabricated sandwich overlapping wall;
8) the cast-in-place part of top board and the sandwich of prefabricated sandwich overlapping wall pour into a mould concrete, vibrate;Maintenance;
9) waterproofing work is carried out;
10) backfilling of earthwork.
It is sandwich of layers before the in-situ layer cast on-site concrete of described prefabricated sandwich overlapping wall.

Claims (1)

1. the construction processing technology of a complete prefabricated overlapping assembled underground pipe gallery, it is characterised in that: its base plate is prefabricated Overlapping base plate, its side wall or side wall are prefabricated sandwich overlapping wall with middle wall body, and its top board is prefabricated overlapping top board, base plate, side Wall or side wall connect into overall underground pipe gallery with middle wall body, top board three by cast-in-place;Its construction processing technology is as follows:
1) excavation underground pipe gallery;
By being slightly wider than underground pipe gallery width excavation underground pipe gallery foundation ditch, and carry out retaining wall in underground pipe gallery foundation ditch both sides;
2) on underground pipe gallery foundation ditch, bed course is completed;
3) it is arranged on above-mentioned bed course with crane prefabricated overlapping base plate of slinging;
4) preparation of prefabricated sandwich overlapping wall:
A is by the monolayer reinforced mesh of bottom and truss colligation, and then mould inner position put into down by monolayer bar-mat reinforcement;
B pours into a mould concrete in mould, and concrete should cover monolayer reinforced mesh, and the prefabricated sandwich overlapping wall meeting design is pre- Preparative layer thickness requirement, vibrated concrete;Maintenance;
After c maintenance, the monolayer reinforced mesh on colligation upper strata on truss;
D special equipment is sling one layer of preformed layer of above-mentioned prefabricated sandwich overlapping wall and truss, and the demoulding is, and overall upset;
E second time pours into a mould concrete in mould, and same concrete should cover monolayer reinforced mesh, meets prefabricated sandwich overlapping The preformed layer thickness requirement of wall, the preformed layer left-hand thread produced first time is on the concrete of second time cast;Vibrate coagulation Soil;Maintenance;
The f entirety demoulding, makes prefabricated sandwich composite wallboard;
The upper end of the prefabricated sandwich overlapping wall of g is made preformed layer on one side and is exceeded the structure of another side preformed layer, the size exceeded with set The underground pipe gallery top plate thickness of meter adapts;
The two ends up and down of the prefabricated sandwich overlapping wall of h have vertical reinforcement to stretch out in the preformed layer of both sides and bend revolution integral Reinforcing bar;
4) preparation of prefabricated overlapping top board: by monolayer reinforced mesh and truss colligation, then monolayer reinforced mesh puts into mould down Tool inner position, pours into a mould concrete, and cast concrete thickness should cover reinforced mesh, and meet top board preformed layer thickness requirement, mixed Solidifying soil vibrates, maintenance, the demoulding;
Above-mentioned steps 3) in prefabricated overlapping base plate make also referring to this process;
5) sling prefabricated sandwich overlapping wall with crane, be arranged on underground pipe gallery prefabricated overlapping base plate, and make prefabricated sandwich overlapping The overall reinforcing bar of bending revolution that wall stretches out from bottom two preformed layer anchors into prefabricated overlapping base plate in-situ layer;
6) top plate supporting is set up;
7) it is arranged in prefabricated sandwich overlapping wall upper end and top plate supporting with the sling preformed layer of prefabricated overlapping top board of crane;Top board With the connection reinforcing bar binding of top board, the overall reinforcing bar of the bending stretched out from two preformed layer tops revolution of prefabricated sandwich overlapping wall anchors into In the in-situ layer of prefabricated overlapping top board, top board connects the connection reinforcing bar binding of reinforcing bar and prefabricated sandwich overlapping wall;
8) the cast-in-place part of top board and the sandwich of prefabricated sandwich overlapping wall pour into a mould concrete, vibrate;Maintenance;
9) waterproofing work is carried out;
10) backfilling of earthwork.
CN201610385650.1A 2016-06-03 2016-06-03 The construction manufacture craft of complete prefabricated overlapping assembled underground pipe gallery Active CN105839667B (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106801436A (en) * 2017-01-25 2017-06-06 中冶建工集团有限公司 A kind of construction method for overlapping assembled underground pipe gallery
WO2017206412A1 (en) * 2016-06-03 2017-12-07 长沙远大住宅工业集团股份有限公司 Superimposed assembly-type underground pipe gallery system and construction and manufacturing process
WO2017206411A1 (en) * 2016-06-03 2017-12-07 长沙远大住宅工业集团股份有限公司 Full-prefabricated superimposed assembly-type underground pipe gallery and connection node thereof
CN108005116A (en) * 2017-12-15 2018-05-08 哈尔滨鸿盛房屋节能体系研发中心 Assembled cast-in-place concrete structure non-dismantling formwork piping lane
CN108316352A (en) * 2018-04-24 2018-07-24 中冶建工集团有限公司 A kind of hollow overlapping wall of mutual buckle type
CN108360565A (en) * 2018-04-24 2018-08-03 中冶建工集团有限公司 The construction method of mutual buckle type pipe gallery
CN108487313A (en) * 2018-04-24 2018-09-04 中冶建工集团有限公司 The construction method of mutual buckle type underground pipe gallery
CN108560584A (en) * 2018-04-24 2018-09-21 中冶建工集团有限公司 The construction method of thread alternating formula underground pipe gallery
CN108894796A (en) * 2018-05-21 2018-11-27 昆明理工大学 It is a kind of to use the tunnel for overlapping plate technique without template Second Lining Construction method
CN109624036A (en) * 2018-12-26 2019-04-16 上海紫宝住宅工业有限公司 A kind of particular manufacturing craft for the injection of two-sided overlapping wall middle layer
CN109797777A (en) * 2019-03-18 2019-05-24 江西万和建筑科技有限公司 Assembled is constructed from sealing underground pipe gallery and construction method
CN110158656A (en) * 2019-06-18 2019-08-23 中铁建设集团有限公司 A kind of integrated template piping lane and its method of construction
CN111088816A (en) * 2020-01-06 2020-05-01 山西省工业设备安装集团有限公司 Structure of coincide assembled utility tunnel
CN111173030A (en) * 2020-01-10 2020-05-19 上海二十冶建设有限公司 Prefabricated sandwich side wall and prefabricated superposed bottom plate connecting node structure and construction method thereof

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CN105178357A (en) * 2015-07-16 2015-12-23 中国建筑股份有限公司 Prefabricated subsurface structure under foundation trench open cutting condition and construction method for prefabricated subsurface structure under foundation trench open cutting condition

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017206412A1 (en) * 2016-06-03 2017-12-07 长沙远大住宅工业集团股份有限公司 Superimposed assembly-type underground pipe gallery system and construction and manufacturing process
WO2017206411A1 (en) * 2016-06-03 2017-12-07 长沙远大住宅工业集团股份有限公司 Full-prefabricated superimposed assembly-type underground pipe gallery and connection node thereof
CN106801436B (en) * 2017-01-25 2019-01-15 中冶建工集团有限公司 A kind of construction method overlapping assembled underground pipe gallery
CN106801436A (en) * 2017-01-25 2017-06-06 中冶建工集团有限公司 A kind of construction method for overlapping assembled underground pipe gallery
CN108005116A (en) * 2017-12-15 2018-05-08 哈尔滨鸿盛房屋节能体系研发中心 Assembled cast-in-place concrete structure non-dismantling formwork piping lane
CN108360565A (en) * 2018-04-24 2018-08-03 中冶建工集团有限公司 The construction method of mutual buckle type pipe gallery
CN108487313A (en) * 2018-04-24 2018-09-04 中冶建工集团有限公司 The construction method of mutual buckle type underground pipe gallery
CN108560584A (en) * 2018-04-24 2018-09-21 中冶建工集团有限公司 The construction method of thread alternating formula underground pipe gallery
CN108316352A (en) * 2018-04-24 2018-07-24 中冶建工集团有限公司 A kind of hollow overlapping wall of mutual buckle type
CN108894796A (en) * 2018-05-21 2018-11-27 昆明理工大学 It is a kind of to use the tunnel for overlapping plate technique without template Second Lining Construction method
CN109624036A (en) * 2018-12-26 2019-04-16 上海紫宝住宅工业有限公司 A kind of particular manufacturing craft for the injection of two-sided overlapping wall middle layer
CN109797777A (en) * 2019-03-18 2019-05-24 江西万和建筑科技有限公司 Assembled is constructed from sealing underground pipe gallery and construction method
CN110158656A (en) * 2019-06-18 2019-08-23 中铁建设集团有限公司 A kind of integrated template piping lane and its method of construction
CN111088816A (en) * 2020-01-06 2020-05-01 山西省工业设备安装集团有限公司 Structure of coincide assembled utility tunnel
CN111173030A (en) * 2020-01-10 2020-05-19 上海二十冶建设有限公司 Prefabricated sandwich side wall and prefabricated superposed bottom plate connecting node structure and construction method thereof

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