CN112879040A - Method for quickly constructing arch secondary lining in separated island type underground excavation station - Google Patents

Method for quickly constructing arch secondary lining in separated island type underground excavation station Download PDF

Info

Publication number
CN112879040A
CN112879040A CN202110057512.1A CN202110057512A CN112879040A CN 112879040 A CN112879040 A CN 112879040A CN 202110057512 A CN202110057512 A CN 202110057512A CN 112879040 A CN112879040 A CN 112879040A
Authority
CN
China
Prior art keywords
pouring
lining
arch
layer
template
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202110057512.1A
Other languages
Chinese (zh)
Other versions
CN112879040B (en
Inventor
张德成
马晓春
史磊磊
彭明玉
崔少龙
黄民
贾硕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing No 4 Municipal Construction Engineering Co Ltd
Original Assignee
Beijing No 4 Municipal Construction Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing No 4 Municipal Construction Engineering Co Ltd filed Critical Beijing No 4 Municipal Construction Engineering Co Ltd
Priority to CN202110057512.1A priority Critical patent/CN112879040B/en
Publication of CN112879040A publication Critical patent/CN112879040A/en
Application granted granted Critical
Publication of CN112879040B publication Critical patent/CN112879040B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/102—Removable shuttering; Bearing or supporting devices therefor
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • E21D11/152—Laggings made of grids or nettings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/2038—Resistance against physical degradation
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/34—Non-shrinking or non-cracking materials
    • C04B2111/343—Crack resistant materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

The invention discloses a method for quickly constructing a secondary arch lining in a separated island type underground excavated station, which comprises the following steps of: A. constructing a second-lining inverted arch; B. constructing a second lining side wall; C. the construction method is simple, greatly simplifies the construction method of the arch second lining in the separated island type underground excavation station, simplifies the construction process content, improves the construction efficiency and reduces the operation danger; the laid waterproof layer has good curing performance and has the effects of corrosion prevention, seepage prevention, defect repair, structural reinforcement and the like.

Description

Method for quickly constructing arch secondary lining in separated island type underground excavation station
Technical Field
The invention relates to the technical field of two-lining construction, in particular to a method for quickly constructing a two-lining arch in a separated island type underground excavation station.
Background
In the construction of large-span tunnels by various underground engineering subsurface excavation methods such as urban rail transit, railways, highways, underground caverns and the like, construction methods similar to a double-side-wall pit guiding method, a CRD method and the like and provided with temporary supporting structures such as temporary inverted arches, temporary middle partitions and the like are generally adopted for construction of sections with poor surrounding rock levels and complex geological conditions, so that the deformation of a primary support structure is controlled. In the traditional construction, temporary support and trial disassembly one by one are required before two linings are applied, and the deformation condition of a primary support structure is encrypted and observed. However, the strength and rigidity of the primary support structure of the large-span tunnel are relatively weak, so that the temporary support structure is required to be used for supplementing and reinforcing support, once the support reaction force of the temporary support structure is removed and unloaded, the primary support of the underground excavation station is easy to lose stress balance, a large deformation dangerous situation occurs, even the limit is invaded and the damage is caused, and the tunnel construction safety is seriously influenced.
At present, the method for quickly constructing the secondary arch lining in the underground excavated station is complex, the structural strength is low after construction, and potential safety hazards exist, so that improvement is needed.
Disclosure of Invention
The invention aims to provide a method for quickly constructing a secondary arch lining in a separated island type underground excavation station, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a method for quickly constructing a secondary arch lining in a separated island type underground excavation station comprises the following steps:
A. constructing a second-lining inverted arch;
B. constructing a second lining side wall;
C. and (5) constructing a secondary roof arch.
Preferably, the construction method of the second-lining inverted arch in the step a is as follows:
a. firstly, a supporting steel structure is adopted for supporting in a construction section;
b. then pouring a waterproof layer;
c. and then installing an inverted arch template, and pouring a concrete layer on the inverted arch template for reinforcement.
Preferably, the construction method of the second lining side wall in the step B is as follows:
a. firstly, building a supporting steel structure in a construction section;
b. then, a pouring template is installed, and a reinforcement cage is placed in the pouring template;
c. binding and fixing the pouring template by using a reinforcing steel hoop;
d. pouring concrete in the pouring template;
e. and removing the pouring template after the concrete is solidified.
Preferably, the construction method of the second roof arch in the step C is as follows:
a. firstly, building an operation platform in a construction section, and supporting and fixing the platform;
b. then pouring a waterproof layer on the operation platform;
c. laying a template on the surface of the waterproof layer, and laying the bound reinforcing mesh;
d. and finally, pouring vault concrete by adopting a combined integral movable lining trolley to seal the secondary lining into a ring.
Preferably, the method for pouring the waterproof layer in the step a comprises the following steps:
a. coating a waterproof material on the surface of the template in a scraping manner;
b. uniformly coating in the same direction at a certain angle by using a spatula or a scraper plate, and compacting, compacting and flattening;
c. after drying, a layer of waterproof material is laid again.
Preferably, the waterproof material consists of 40% of nano composite glue, 10% of coupling agent, 20% of polyamide wax and 30% of hollow waxberry type nano filler.
Preferably, the method for pouring the waterproof layer in the step C is as follows:
a. pouring a first base concrete layer on the operation platform;
b. paving a waterproof coiled material on the first base concrete layer, and pouring a second base concrete layer on the waterproof coiled material;
c. after a base steel bar framework is laid on the second base concrete layer, a third base concrete layer is poured in the steel bar framework;
d. and pouring a concrete surface layer on the third base concrete layer to obtain the waterproof structure layer.
Preferably, the thickness of the waterproof layer in the step A is 2mm-3 mm; and C, the thickness of the waterproof layer in the step C is 4-6 mm.
Preferably, the concrete comprises, by weight, 50-70 parts of cement, 10-30 parts of microbeads, 10-20 parts of mineral powder, 4-10 parts of machine-made sand, 8-20 parts of broken stone, 5-12 parts of citric acid-chitosan adhesive, 8-12 parts of diatomite powder, 2-6 parts of polypropylene fibers and 2-6 parts of glass fibers.
Compared with the prior art, the invention has the beneficial effects that: the construction method is simple, greatly simplifies the construction method of the arch second lining in the separated island type underground excavation station, simplifies the construction process content, improves the construction efficiency and reduces the operation danger; the laid waterproof layer has good curing performance and has the effects of corrosion prevention, seepage prevention, defect repair, structural reinforcement and the like.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1, the present invention provides a technical solution: a method for quickly constructing a secondary arch lining in a separated island type underground excavation station comprises the following steps:
A. constructing a second-lining inverted arch;
B. constructing a second lining side wall;
C. and (5) constructing a secondary roof arch.
In the invention, the construction method of the double-lining inverted arch in the step A is as follows:
a. firstly, a supporting steel structure is adopted for supporting in a construction section;
b. then pouring a waterproof layer;
c. and then installing an inverted arch template, and pouring a concrete layer on the inverted arch template for reinforcement.
In the invention, the construction method of the second lining side wall in the step B is as follows:
a. firstly, building a supporting steel structure in a construction section;
b. then, a pouring template is installed, and a reinforcement cage is placed in the pouring template;
c. binding and fixing the pouring template by using a reinforcing steel hoop;
d. pouring concrete in the pouring template;
e. and removing the pouring template after the concrete is solidified.
In the invention, the construction method of the two-lining arch in the step C is as follows:
a. firstly, building an operation platform in a construction section, and supporting and fixing the platform;
b. then pouring a waterproof layer on the operation platform;
c. laying a template on the surface of the waterproof layer, and laying the bound reinforcing mesh;
d. and finally, pouring vault concrete by adopting a combined integral movable lining trolley to seal the secondary lining into a ring.
Example two:
a method for quickly constructing a secondary arch lining in a separated island type underground excavation station comprises the following steps:
A. constructing a second-lining inverted arch;
B. constructing a second lining side wall;
C. and (5) constructing a secondary roof arch.
In the invention, the construction method of the double-lining inverted arch in the step A is as follows:
a. firstly, a supporting steel structure is adopted for supporting in a construction section;
b. then pouring a waterproof layer;
c. and then installing an inverted arch template, and pouring a concrete layer on the inverted arch template for reinforcement.
In the invention, the construction method of the second lining side wall in the step B is as follows:
a. firstly, building a supporting steel structure in a construction section;
b. then, a pouring template is installed, and a reinforcement cage is placed in the pouring template;
c. binding and fixing the pouring template by using a reinforcing steel hoop;
d. pouring concrete in the pouring template;
e. and removing the pouring template after the concrete is solidified.
In the invention, the construction method of the two-lining arch in the step C is as follows:
a. firstly, building an operation platform in a construction section, and supporting and fixing the platform;
b. then pouring a waterproof layer on the operation platform;
c. laying a template on the surface of the waterproof layer, and laying the bound reinforcing mesh;
d. and finally, pouring vault concrete by adopting a combined integral movable lining trolley to seal the secondary lining into a ring.
In addition, in this embodiment, the waterproof layer casting method is as follows:
a. coating a waterproof material on the surface of the template in a scraping manner;
b. uniformly coating in the same direction at a certain angle by using a spatula or a scraper plate, and compacting, compacting and flattening;
c. after drying, a layer of waterproof material is laid again.
The waterproof material consists of 40% of nano composite glue, 10% of coupling agent, 20% of polyamide wax and 30% of hollow waxberry type nano filler.
Example three:
a method for quickly constructing a secondary arch lining in a separated island type underground excavation station comprises the following steps:
A. constructing a second-lining inverted arch;
B. constructing a second lining side wall;
C. and (5) constructing a secondary roof arch.
In the invention, the construction method of the double-lining inverted arch in the step A is as follows:
a. firstly, a supporting steel structure is adopted for supporting in a construction section;
b. then pouring a waterproof layer;
c. and then installing an inverted arch template, and pouring a concrete layer on the inverted arch template for reinforcement.
In the invention, the construction method of the second lining side wall in the step B is as follows:
a. firstly, building a supporting steel structure in a construction section;
b. then, a pouring template is installed, and a reinforcement cage is placed in the pouring template;
c. binding and fixing the pouring template by using a reinforcing steel hoop;
d. pouring concrete in the pouring template;
e. and removing the pouring template after the concrete is solidified.
In the invention, the construction method of the two-lining arch in the step C is as follows:
a. firstly, building an operation platform in a construction section, and supporting and fixing the platform;
b. then pouring a waterproof layer on the operation platform;
c. laying a template on the surface of the waterproof layer, and laying the bound reinforcing mesh;
d. and finally, pouring vault concrete by adopting a combined integral movable lining trolley to seal the secondary lining into a ring.
In addition, in this embodiment, the method for pouring the waterproof layer in step a is as follows:
a. coating a waterproof material on the surface of the template in a scraping manner;
b. uniformly coating in the same direction at a certain angle by using a spatula or a scraper plate, and compacting, compacting and flattening;
c. after drying, a layer of waterproof material is laid again.
The waterproof material consists of 40% of nano composite glue, 10% of coupling agent, 20% of polyamide wax and 30% of hollow waxberry type nano filler.
In this embodiment, the method for pouring the waterproof layer in step C is as follows:
a. pouring a first base concrete layer on the operation platform;
b. paving a waterproof coiled material on the first base concrete layer, and pouring a second base concrete layer on the waterproof coiled material;
c. after a base steel bar framework is laid on the second base concrete layer, a third base concrete layer is poured in the steel bar framework;
d. and pouring a concrete surface layer on the third base concrete layer to obtain the waterproof structure layer.
In the step A, the thickness of the waterproof layer is 2mm-3 mm; and C, the thickness of the waterproof layer in the step C is 4-6 mm.
In addition, the concrete comprises, by weight, 50-70 parts of cement, 10-30 parts of microbeads, 10-20 parts of mineral powder, 4-10 parts of machine-made sand, 8-20 parts of broken stone, 5-12 parts of citric acid-chitosan adhesive, 8-12 parts of diatomite powder, 2-6 parts of polypropylene fibers and 2-6 parts of glass fibers. The concrete has the performances of frost resistance, crack resistance, impact resistance and wear resistance.
In conclusion, the construction method is simple, the construction method of the arch second lining in the separated island type underground excavation station is greatly simplified, the construction process content is simplified, the construction efficiency is improved, and the operation risk is reduced; the laid waterproof layer has good curing performance and has the effects of corrosion prevention, seepage prevention, defect repair, structural reinforcement and the like.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. A method for quickly constructing a secondary arch lining in a separated island type underground excavation station is characterized by comprising the following steps of: the method comprises the following steps:
A. constructing a second-lining inverted arch;
B. constructing a second lining side wall;
C. and (5) constructing a secondary roof arch.
2. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the construction method of the double-lining inverted arch in the step A comprises the following steps:
a. firstly, a supporting steel structure is adopted for supporting in a construction section;
b. then pouring a waterproof layer;
c. and then installing an inverted arch template, and pouring a concrete layer on the inverted arch template for reinforcement.
3. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the construction method of the second lining side wall in the step B is as follows:
a. firstly, building a supporting steel structure in a construction section;
b. then, a pouring template is installed, and a reinforcement cage is placed in the pouring template;
c. binding and fixing the pouring template by using a reinforcing steel hoop;
d. pouring concrete in the pouring template;
e. and removing the pouring template after the concrete is solidified.
4. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the construction method of the two-lining roof arch in the step C comprises the following steps:
a. firstly, building an operation platform in a construction section, and supporting and fixing the platform;
b. then pouring a waterproof layer on the operation platform;
c. laying a template on the surface of the waterproof layer, and laying the bound reinforcing mesh;
d. and finally, pouring vault concrete by adopting a combined integral movable lining trolley to seal the secondary lining into a ring.
5. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the waterproof layer pouring method in the step A comprises the following steps:
a. coating a waterproof material on the surface of the template in a scraping manner;
b. uniformly coating in the same direction at a certain angle by using a spatula or a scraper plate, and compacting, compacting and flattening;
c. after drying, a layer of waterproof material is laid again.
6. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 5, wherein: the waterproof material consists of 40% of nano composite glue, 10% of coupling agent, 20% of polyamide wax and 30% of hollow waxberry type nano filler.
7. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the waterproof layer pouring method in the step C is as follows:
a. pouring a first base concrete layer on the operation platform;
b. paving a waterproof coiled material on the first base concrete layer, and pouring a second base concrete layer on the waterproof coiled material;
c. after a base steel bar framework is laid on the second base concrete layer, a third base concrete layer is poured in the steel bar framework;
d. and pouring a concrete surface layer on the third base concrete layer to obtain the waterproof structure layer.
8. The method for quickly constructing the arch secondary lining in the split island type underground excavation station as claimed in claim 1, wherein: the thickness of the waterproof layer in the step A is 2mm-3 mm; and C, the thickness of the waterproof layer in the step C is 4-6 mm.
CN202110057512.1A 2021-01-15 2021-01-15 Quick construction method for middle arch two liners of isolated island type underground excavation station Active CN112879040B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110057512.1A CN112879040B (en) 2021-01-15 2021-01-15 Quick construction method for middle arch two liners of isolated island type underground excavation station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110057512.1A CN112879040B (en) 2021-01-15 2021-01-15 Quick construction method for middle arch two liners of isolated island type underground excavation station

Publications (2)

Publication Number Publication Date
CN112879040A true CN112879040A (en) 2021-06-01
CN112879040B CN112879040B (en) 2023-08-18

Family

ID=76048410

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110057512.1A Active CN112879040B (en) 2021-01-15 2021-01-15 Quick construction method for middle arch two liners of isolated island type underground excavation station

Country Status (1)

Country Link
CN (1) CN112879040B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106337686A (en) * 2015-07-13 2017-01-18 中铁第六勘察设计院集团有限公司 Rock stratum underground excavation three-story subway station umbrella cover structure and construction method thereof
CN106907159A (en) * 2017-03-27 2017-06-30 中铁隧道勘测设计院有限公司 A kind of Shallow Covered Metro Station separates open type structure and its construction method
CN110863841A (en) * 2019-11-29 2020-03-06 中交第二航务工程局有限公司 Two-lining three-step construction method for large-span shallow-buried underground excavation tunnel
CN111022076A (en) * 2019-12-16 2020-04-17 中交第二航务工程局有限公司 Split self-propelled construction method for large-span subway tunnel secondary lining vault

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106337686A (en) * 2015-07-13 2017-01-18 中铁第六勘察设计院集团有限公司 Rock stratum underground excavation three-story subway station umbrella cover structure and construction method thereof
CN106907159A (en) * 2017-03-27 2017-06-30 中铁隧道勘测设计院有限公司 A kind of Shallow Covered Metro Station separates open type structure and its construction method
CN110863841A (en) * 2019-11-29 2020-03-06 中交第二航务工程局有限公司 Two-lining three-step construction method for large-span shallow-buried underground excavation tunnel
CN111022076A (en) * 2019-12-16 2020-04-17 中交第二航务工程局有限公司 Split self-propelled construction method for large-span subway tunnel secondary lining vault

Also Published As

Publication number Publication date
CN112879040B (en) 2023-08-18

Similar Documents

Publication Publication Date Title
CN106223360B (en) Using the open cut cast in place and precast construction subway station construction method of stake supporting system
CN105386778B (en) Tunnel excavation lining construction chassis and tunnel excavation lining construction method
CN106907159A (en) A kind of Shallow Covered Metro Station separates open type structure and its construction method
CN106702910A (en) Main girder construction process for extradosed cable-stayed bridge with double towers and double cable planes
CN103874803A (en) Method for building structures, particularly passages under operating railways or the like.
CN105019365A (en) Structure for rapidly restoring hinge joint of hollow slab bridge and construction method thereof
CN101691742B (en) Construction method for back cable-balancing single-side cantilever concreted beam bodies of slant-legged rigid frame bridges
CN204457792U (en) A kind ofly dig large diameter shield tunnel with many pilot tunnel methods and the subway station of building
CN208280965U (en) Coal mine deep well tunnel smooth surface concrete spraying support structure
CN105507170A (en) Reinforced concrete slab culvert reinforcement method
CN110863498A (en) Deep foundation pit combined supporting construction method next to subway station
CN104632245A (en) Method using multi-pilot-tunnel expanding excavation large-diameter shield tunnel for building subway station
CN111997066A (en) Manufacturing and construction method of assembled prestressed anchor cable frame beam for slope reinforcement
CN108487297A (en) The construction method that bracing members are set up in a kind of half lid excavation construction of subway station
CN206888990U (en) A kind of Shallow Covered Metro Station separates open type structure
CN114892552A (en) Box girder type bridge reconstruction construction method
CN110552706A (en) Permanent-temporary combined shield hoisting hole sealing structure and method
CN111022076B (en) Construction method for large-span subway tunnel secondary lining vault by adopting split self-propelled form jumbo
CN110468744B (en) Channel bridge reinforcement construction method
CN102733406A (en) Railway construction method of solid concrete roadbed in large-size industrial plant
CN112879040B (en) Quick construction method for middle arch two liners of isolated island type underground excavation station
CN112012762A (en) Construction method of double-layer secondary lining multi-arch tunnel structure
CN111271078A (en) Construction method for assembling sectional longitudinal translation in prefabricated tunnel lining structure tunnel
CN108798681A (en) What middle hole method zero distance passed through existing subway station underpins system and its construction method
CN211900603U (en) Face combination shield structure hole of hoist enclosed construction forever

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant