CN107675628A - Worn on urban road frame bridge and railway in operation jacking construction method is worn under operated subway - Google Patents
Worn on urban road frame bridge and railway in operation jacking construction method is worn under operated subway Download PDFInfo
- Publication number
- CN107675628A CN107675628A CN201710946666.XA CN201710946666A CN107675628A CN 107675628 A CN107675628 A CN 107675628A CN 201710946666 A CN201710946666 A CN 201710946666A CN 107675628 A CN107675628 A CN 107675628A
- Authority
- CN
- China
- Prior art keywords
- frame bridge
- road frame
- jacking
- railway
- worn
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
- E01C3/04—Foundations produced by soil stabilisation
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D1/00—Bridges in general
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/80—Ground anchors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/0023—Slurry
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
Abstract
Worn on a kind of urban road frame bridge and railway in operation jacking construction method is worn under operated subway.The inventive method fundamentally solves road frame bridge with the feasibility that subway is worn on existing railway is worn at present, takes a series of technical measures, it is ensured that the transportation safety of construction overall process existing railway and subway.Other construction methods in background technology are compared, efficiency of construction improves, and security risk reduction, saving construction cost, construction method is easily operated and controls.A series of technical measures such as existing railway structural strengthening and subway anti-floating are taken, all kinds of technical measures are mutually relied on, connected each other, and most three road frame bridge, existing railway and subway structures form a globality structure for not interfereing with each other, connecting each other at last.
Description
Technical field
The invention belongs to Municipal Engineering Construction technical field, more particularly to wearing operation on a kind of urban road frame bridge
Railway in operation jacking construction method is worn under iron.
Background technology
With the rapid development of urban road construction, the situation that newly-built road intersects with existing railway is more and more.By ground
Shape condition limits, and when road needs to pass through existing railway, the form of level crossing is usually used in the past, although such a method is made
Valency is low, speed is fast, security risk is small, but to interfere situation serious for the infall of the road of later stage operation and existing railway；Road
Road uses crosses over existing railway form across overpass, the erection by swing derived by upper straddle type bridge, cast-in-place cantilever method and prefabricated
Roof beam structure the construction method such as is tried and also not occupied the minority, and is that floor space is larger the shortcomings that such method, long in time limit, and external environment is done
Disturb greatly, construction safety risk is higher.And it is no lack of successful case using jacking constructed frame bridge construction party rule, it both can guarantee that existing
The safe operation of railway, and can make road pass through existing railway.
For an economically developed line city, along with the covering of urban mass transit network, road passes through the case of subway
Example also happens occasionally, and various related engineering methods also occur therewith, and its construction method is mostly several construction methods of above-mentioned introduction.
In the case where certain is special, road passes through plan-position, and existing railway just passes crosswise with subway, existing iron
It is located underground with existing railway oblique that road is located at ground, subway tunnel structure, is left between existing railway and subway tunnel structure
Enough construction headroom, present situation condition can ensure that road passes through the building height of place's structure, in such cases, can use under road
The jacking construction method that subway is worn on existing railway is worn, such a construction method compares other method, takes up an area less, short time limit, expense
It is relatively low, build up after three kinds of traffic forms do not interfere with each other.Before jacking construction and after construction, which corresponding construction method need to be taken,
Influence of the off-load to existing railway and subway is excavated to reduce jacking, it is ensured that the transportation safety of existing railway and railway, it has also become
Put the important topic in face of those skilled in the art.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide worn on a kind of urban road frame bridge under operated subway
Wear railway in operation jacking construction method.
In order to achieve the above object, worn on urban road frame bridge provided by the invention and railway in operation top is worn under operated subway
Enter the following steps that construction method includes carrying out in order：
1) Prefabricated road frame bridge in the foundation ditch first outside existing railway and subway protection area, in prefabrication process,
Multiple holes being used for through anchor pole are reserved by precalculated position on the bottom plate of road frame bridge, then at the rear of road frame bridge
Prefabricated jacking back；
2) multiple steel ingot blocks are completely spread to increase counterweight in the road frame bridge backplate surface of prefabricated completion, adjacent steel ingot bar it
Between leave 20mm expansion joint, and expansion joint uses resinae caulking material embedding；Meanwhile set at the center of each steel ingot block
There is an obturator hole；
3) made on the outside of the circuit in the range of being influenceed on existing railway by jacking and branch is made between fender pile, two circuits
The basil, which is located to make in place, before support stake, road frame bridge resists traversing stake, forms three be made up of fender pile, support stake and anti-traversing stake
Stake support system；
4) to being carried out grouting operation by the roadbed in jacking coverage on existing railway to form subgrade strengthening area；Roadbed
The width of stabilization zone be road frame bridge it is in place after stretch out respectively 10m from the two side of road frame bridge；
5) influenceed in the stratum between subway tunnel structure and existing railway by road Framed underpass bridge anterior-posterior plane
In the range of, it is pointed to the stratum below road frame bridge bottom plate and carries out grouting operation to form grouting and reinforcing layer；
6) the track strengthening system 7 of beam in length and breadth is added to enter using 3-5-3 button rails in the region influenceed on existing railway by jacking
Row is reinforced；
7) underground railway track influenceed by jacking is protected using rail distance rod；
8) more jack are set between the rear end face and jacking back of road frame bridge, then used along jacking direction
The jacking of jacking road frame bridge when excavating subgrade strengthening area and Demolition Construction coverage three support systems of inside points
By road Framed underpass bridge to precalculated position, each jacking and shoveling drilling depth is up to 1.0m；
9) after road Framed underpass bridge is in place, with will the more anchor poles in blossom type arrangement from the obturator hole on steel ingot block
Set vertically downward in corresponding hole on hole and road frame bridge bottom plate, and deep hole grouting behaviour is carried out around anchor pole
Make；After injection slurry solidifies and reaches design strength, one piece of perforated steel plate is being placed corresponding to anchor pole on steel ingot block, is then being used
High-strength bolt tightens anchor pole and steel plate, will finally be cut off beyond steel ingot block surface 80mm upper end using angle grinder；
10) track strengthening system is removed, backfills ballast aggregate, recovers the structure of existing railway；In work progress and construction is completed
Afterwards in a period of time, the associated technical parameters of existing railway are monitored, it is found that deviation takes trimming measure in time, by one
Individual rainy season, and every technical parameter is stable, no significant change, monitoring can stop；
11) rail distance rod is removed, recovers the structure of underground railway track；In work progress and after the completion of construction in a period of time,
The associated technical parameters of structure of the subway are monitored, it is found that deviation takes trimming measure in time, construction terminates in latter year, treated
Every technical parameter is relatively stable, and no significant change, monitoring can stop.
In step 1), the hole diameter on described road frame bridge bottom plate is 75mm.
In step 2), described steel ingot block is cuboid structure, and size is 480mm × 480mm × 500mm, is used
Q235 steel are made, a diameter of 50mm of obturator hole.
In step 3), described fender pile, support stake and anti-traversing stake use Ф 1250mm REINFORCED CONCRETE ARTIFICIALs
Caisson structure type, depth are 13~15m.
In step 4), described injection slurry uses cement-sodium silicate mixed serum.
In step 5), the planar range of described grouting and reinforcing layer is road Framed underpass bridge anterior-posterior plane coverage
Outer 2m, thickness are 2m below road frame bridge bottom plate, and injection slurry uses cement-sodium silicate mixed serum.
In step 9), the size Ф 42mm of described anchor pole, spacing 1500mm, lower end is on subway tunnel structure
Square 2m；Spacing when deep hole grouting operates between injected hole is 100-150mm, and injection slurry uses cement mortar；The size of steel plate is
200mm*200mm*20mm；The specification of high-strength bolt is Ф 42mm.
The effect that railway in operation jacking construction method is worn under operated subway is worn on urban road frame bridge provided by the invention：
Road frame bridge is fundamentally solved with the feasibility that subway is worn on existing railway is worn at present, takes a series of technology to arrange
Apply, it is ensured that the transportation safety of construction overall process existing railway and subway.Other construction methods in background technology are compared, are constructed
Efficiency improves, and security risk reduction, saving construction cost, construction method is easily operated and controls.Existing railway structure is taken to add
Gu and a series of technical measures such as subway anti-floating, all kinds of technical measures are mutually relied on, connected each other, most at last road frame bridge,
Three structures of existing railway and subway form a globality structure for not interfereing with each other, connecting each other.
Brief description of the drawings
Fig. 1 is that railway in operation jacking is worn under operated subway using being worn on urban road frame bridge provided by the invention before jacking
Construction State plan during construction method；
Fig. 2 is that railway in operation jacking is worn under operated subway using being worn on urban road frame bridge provided by the invention before jacking
Construction State side view during construction method；
Fig. 3 is that railway in operation jacking is worn under operated subway using being worn on urban road frame bridge provided by the invention after jacking
Construction State side view during construction method；
Fig. 4 is that railway in operation jacking is worn under operated subway using being worn on urban road frame bridge provided by the invention after jacking
Construction State transverse direction schematic diagram during construction method.
Embodiment
Worn below in conjunction with the accompanying drawings with specific embodiment to being worn on urban road frame bridge provided by the invention under operated subway
Railway in operation jacking construction method is described in detail.
Certain city road planning is city secondary distributor road, the wide 40m of red line, and existing railway, Shang Chuan metro shields area are worn under road
Between, road frame bridge is three hole reinforced concrete structure forms, and bottom plate bottom surface is 12m apart from metro shield structure top.The engineering
Using construction method provided by the invention.
As shown in Fig. 1-Fig. 4, worn on urban road frame bridge provided by the invention and railway in operation jacking is worn under operated subway
Construction method includes the following steps carried out in order：
1) Prefabricated road frame bridge 1 in the foundation ditch first outside existing railway 11 and subway protection area, in prefabrication process,
Multiple holes being used for through anchor pole are reserved by precalculated position on the bottom plate of road frame bridge 1, then in road frame bridge 1
The prefabricated jacking back 2 in rear, and ensure that the center line of road frame bridge 1 is vertical with the preceding facade of jacking back 2, jacking back 2
Structure type be computed determining；In the present embodiment, the hole diameter on the described bottom plate of road frame bridge 1 is 75mm.
2) multiple steel ingot blocks 3 are completely spread to increase counterweight, to balance jacking in the backplate surface of road frame bridge 1 of prefabricated completion
Excavate off-load and caused by subway tunnel structure buoyancy increase；In order to prevent the rising-heat contracting-cold of steel ingot block 3, adjacent steel ingot bar 3 it
Between leave 20mm expansion joint, and expansion joint uses resinae caulking material embedding；Meanwhile for ease of lifting and later stage insertion
Anchor pole, an obturator hole is provided with the center of each steel ingot block 3；In the present embodiment, described steel ingot block 3 is cuboid
Structure, size are 480mm × 480mm × 500mm, are made of Q235 steel, a diameter of 50mm of obturator hole.
3) make between fender pile, two circuits and make on the outside of the circuit in the range of being influenceed on existing railway 11 by jacking
The basil, which is located to make in place, before support stake, road frame bridge 1 resists traversing stake, is formed by fender pile, support stake and resists traversing stake to form
Three support systems 4；In the present embodiment, described fender pile, support stake and anti-traversing stake use Ф 1250mm reinforcing bars
Concrete Manual excavated pile structure form, depth are 13~15m；
4) to being carried out grouting operation by the roadbed in jacking coverage on existing railway 11 to form subgrade strengthening area 5；
The width in subgrade strengthening area 5 be road frame bridge 1 it is in place after stretch out respectively 10m from the two side of road frame bridge 1, to increase
The resistance to overturning of the strong roadbed of existing railway 11, prevent from destroying the steady of railway reinforced system 7 because roadbed caves in jack-in process
It is qualitative；In the present embodiment, described injection slurry uses cement-sodium silicate mixed serum, and grouting parameter determines according to experiment；
5) influenceed in the stratum between subway tunnel structure and existing railway 11 by the jacking anterior-posterior plane of road frame bridge 1
In the range of, it is pointed to the stratum below the bottom plate of road frame bridge 1 and carries out grouting operation to form grouting and reinforcing layer 6, its purpose
Be in order to increase unit weight, intensity, rigidity and the stability on the lower section stratum of road frame bridge 1, prevent in jack-in process stratum by
Destroy, and suppress subway tunnel structure floating；Increase is influenceed the foundation bearing in planar range by the jacking of road frame bridge 1 simultaneously
Power, reduce the adverse effect of the uneven change of elevation caused by the jacking of road frame bridge 1, prevent the jacking of road frame bridge 1 just
Differential settlement occurs behind position；In the present embodiment, the planar range of described grouting and reinforcing layer 6 is the jacking of road frame bridge 1
The outer 2m of anterior-posterior plane coverage, thickness is 2m below the bottom plate of road frame bridge 1, and injection slurry uses cement-sodium silicate mixing slurry
Liquid, grouting parameter determine according to experiment；
6) the track strengthening system 7 of beam in length and breadth is added using 3-5-3 button rails on the region influenceed on existing railway 11 by jacking
Reinforced, the resistance to overturning of existing railway 11 is ensured together with three support systems 4；
7) underground railway track 12 influenceed by jacking is protected using rail distance rod 8, to ensure the structure of underground railway track 12
Resistance to overturning；
8) more jack are set between the rear end face and jacking back 2 of road frame bridge 1, then used along jacking side
To 9 when excavating subgrade strengthening area 5 and Demolition Construction coverage three support systems 4 of inside points jacking road frame bridge 1
The jacking of road frame bridge 1 to precalculated position, each jacking and shoveling drilling depth are up to 1.0m by jacking；Off-load is excavated to use
The mode of small range iterative method, to prevent that excavate off-load on a large scale impacts to the transportation safety of existing railway 11；
9) after the jacking of road frame bridge 1 is in place, with will the more anchor poles 10 in blossom type arrangement from logical on steel ingot block 3
Set vertically downward in corresponding hole on core hole and the bottom plate of road frame bridge 1, and deep hole is carried out around anchor pole 10
Grouting operation, thus road frame bridge 1, steel ingot block 3 are formed to stable overall knot together with stratum build-in below
Structure, to suppress subway tunnel structure floating, while reduce the knot of existing railway 11 caused by the differential settlement of road frame bridge 1
The uneven change of structure；After injection slurry solidifies and reaches design strength, one piece of band is being placed corresponding to anchor pole 10 on steel ingot block 3
Hole steel plate, then anchor pole 10 is tightened with steel plate using high-strength bolt, will finally be used beyond the surface 80mm of steel ingot block 3 upper end
Angle grinder is cut off；In the present embodiment, the size Ф 42mm of described anchor pole 10, spacing 1500mm, lower end is apart from subway tunnel
Road superstructure 2m；Spacing when deep hole grouting operates between injected hole is 100-150mm, and injection slurry uses cement mortar；Steel plate
Size be 200mm*200mm*20mm；The specification of high-strength bolt is Ф 42mm；
10) track strengthening system 7 is removed, backfills ballast aggregate, recovers the structure of existing railway 11；In work progress and construct
Into within rear a period of time, the associated technical parameters of existing railway 11 are monitored, it is found that deviation takes trimming measure in time, passes through
A rainy season is spent, and every technical parameter is stable, no significant change, monitoring can stop；
11) rail distance rod 8 is removed, recovers the structure of underground railway track 12；In work progress and construction after the completion of a period of time
It is interior, the associated technical parameters of structure of the subway 12 are monitored, it is found that deviation takes trimming measure in time, construction terminates latter year
It is interior, treat that every technical parameter is relatively stable, no significant change, monitoring can stop.
Claims (7)
1. worn on a kind of urban road frame bridge and railway in operation jacking construction method worn under operated subway, it is characterised in that：It is described
Construction method include the following steps for carrying out in order：
1) Prefabricated road frame bridge (1) in the foundation ditch first outside existing railway (11) and subway protection area, in prefabrication process,
Multiple holes being used for through anchor pole are reserved by precalculated position on the bottom plate of road frame bridge (1), then in road frame bridge
(1) the prefabricated jacking back (2) in rear；
2) multiple steel ingot blocks (3) are completely spread to increase counterweight, adjacent steel ingot bar in road frame bridge (1) backplate surface of prefabricated completion
(3) 20mm expansion joint is left between, and expansion joint uses resinae caulking material embedding；Meanwhile each steel ingot block (3)
An obturator hole is provided with center；
3) supported on existing railway (11) by making between fender pile, two circuits is made on the outside of the circuit in jacking coverage
The basil, which is located to make in place, before stake, road frame bridge (1) resists traversing stake, is formed by fender pile, support stake and resists what traversing stake was formed
Three support systems (4)；
4) to being carried out grouting operation by the roadbed in jacking coverage on existing railway (11) to form subgrade strengthening area (5)；
The width in subgrade strengthening area (5) be road frame bridge (1) it is in place after stretch out respectively from the two side of road frame bridge (1)
10m；
5) influenceed in the stratum between subway tunnel structure and existing railway (11) by road frame bridge (1) jacking anterior-posterior plane
In the range of, it is pointed to the stratum below road frame bridge (1) bottom plate and carries out grouting operation to form grouting and reinforcing layer (6)；
6) the track strengthening system (7) of beam in length and breadth is added using 3-5-3 button rails on the region influenceed on existing railway (11) by jacking
Reinforced；
7) underground railway track (12) influenceed by jacking is protected using rail distance rod (8)；
8) more jack are set between the rear end face and jacking back (2) of road frame bridge (1), then used along jacking side
To (9) when excavating three support system (4) in subgrade strengthening area (5) and Demolition Construction coverage inside points jacking road framework
Road frame bridge (1) jacking to precalculated position, each jacking and shoveling drilling depth are up to 1.0m by the jacking of bridge (1)；
9) after road frame bridge (1) jacking is in place, with will more in blossom type arrangement anchor poles (10) from steel ingot block (3)
Set in corresponding hole on obturator hole and road frame bridge (1) bottom plate, and enter around anchor pole (10) vertically downward
Row deep hole grouting operates；After injection slurry solidifies and reaches design strength, one is being placed on steel ingot block (3) corresponding to anchor pole (10)
Block perforated steel plate, then anchor pole (10) is tightened with steel plate using high-strength bolt, finally will be beyond steel ingot block (3) surface 80mm's
Upper end is cut off using angle grinder；
10) track strengthening system (7) is removed, backfills ballast aggregate, recovers the structure of existing railway (11)；In work progress and construct
Into within rear a period of time, the associated technical parameters of existing railway (11) are monitored, it is found that deviation takes trimming measure in time,
By a rainy season, and every technical parameter is stable, and no significant change, monitoring can stop；
11) rail distance rod (8) is removed, recovers the structure of underground railway track (12)；In work progress and construction after the completion of a period of time
It is interior, the associated technical parameters of structure of the subway (12) are monitored, it is found that deviation takes trimming measure in time, construction terminates latter
In year, treat that every technical parameter is relatively stable, no significant change, monitoring can stop.
2. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 1), the hole diameter on described road frame bridge (1) bottom plate is 75mm.
3. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 2), described steel ingot block (3) is cuboid structure, size be 480mm × 480mm ×
500mm, it is made of Q235 steel, a diameter of 50mm of obturator hole.
4. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 3), described fender pile, support stake and anti-traversing stake use Ф 1250mm reinforced concrete natives
Work caisson structure type, depth are 13~15m.
5. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 4), described injection slurry uses cement-sodium silicate mixed serum.
6. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 5), the planar range of described grouting and reinforcing layer (6) is flat before and after road frame bridge (1) jacking
The outer 2m of face coverage, thickness is 2m below road frame bridge (1) bottom plate, and injection slurry uses cement-sodium silicate mixed serum.
7. worn on urban road frame bridge according to claim 1 and railway in operation jacking construction method worn under operated subway,
It is characterized in that：In step 9), the size Ф 42mm of described anchor pole (10), spacing 1500mm, lower end is apart from subway tunnel
Road superstructure 2m；Spacing when deep hole grouting operates between injected hole is 100-150mm, and injection slurry uses cement mortar；Steel plate
Size be 200mm*200mm*20mm；The specification of high-strength bolt is Ф 42mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710946666.XA CN107675628B (en) | 2017-10-12 | 2017-10-12 | It is worn on urban road frame bridge and wears railway in operation jacking construction method under operated subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710946666.XA CN107675628B (en) | 2017-10-12 | 2017-10-12 | It is worn on urban road frame bridge and wears railway in operation jacking construction method under operated subway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107675628A true CN107675628A (en) | 2018-02-09 |
| CN107675628B CN107675628B (en) | 2018-12-28 |
Family
ID=61140058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710946666.XA Active CN107675628B (en) | 2017-10-12 | 2017-10-12 | It is worn on urban road frame bridge and wears railway in operation jacking construction method under operated subway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107675628B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487072A (en) * | 2018-04-10 | 2018-09-04 | 中铁四局集团第二工程有限公司 | Across Business Line railway cast-in-place frame bridge rapid constructing method in one kind |
| CN109356195A (en) * | 2018-11-26 | 2019-02-19 | 中铁四局集团第工程有限公司 | A kind of open cut box culvert advancing method and system across operated subway section |
| CN109723443A (en) * | 2018-12-30 | 2019-05-07 | 中铁十四局集团有限公司 | Method for tunnel construction |
| CN110241744A (en) * | 2019-06-18 | 2019-09-17 | 中国十七冶集团有限公司 | The construction method of jacking frame box culvert is worn under a kind of railway |
| CN110438855A (en) * | 2019-07-19 | 2019-11-12 | 中国十七冶集团有限公司 | A kind of construction method of undercrossing tunnel bridges and culverts railway roadbed backfill |
| CN111041995A (en) * | 2019-12-30 | 2020-04-21 | 中铁六局集团天津铁路建设有限公司 | Construction method for U-shaped frame structure to penetrate high-speed rail bridge obliquely downwards |
| CN111305074A (en) * | 2020-03-23 | 2020-06-19 | 中铁七局集团郑州工程有限公司 | Construction method for integrally dropping jacking box bridge with upward floating exceeding standard |
| CN111485903A (en) * | 2020-04-22 | 2020-08-04 | 陕西铭捷交通工程有限公司 | Jacking frame interchange construction method based on self-anchored prestressed overhead system |
| CN112030981A (en) * | 2020-09-03 | 2020-12-04 | 北京市公联公路联络线有限责任公司 | Frame-structure bridge jacking construction process and foundation pit enclosure method |
| CN112281682A (en) * | 2020-12-24 | 2021-01-29 | 湖南联智科技股份有限公司 | Temporary pile group construction method with large torsion and back structure thereof |
| CN113293706A (en) * | 2021-05-25 | 2021-08-24 | 中建三局集团有限公司 | Synchronous design and construction method for bridge pile foundation and peripheral underground structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02210108A (en) * | 1989-02-09 | 1990-08-21 | P S Concrete Co Ltd | Extruding upright elevated construction |
| CN102359069A (en) * | 2011-07-05 | 2012-02-22 | 中铁十局集团有限公司 | Existing line reinforcing method in under-crossing railway frame bridge small-included angle large-height inclined jacking construction |
| CN102808381A (en) * | 2012-08-21 | 2012-12-05 | 中铁十局集团有限公司 | High-water-level silty-soil underneath-pass multi-track railway frame bridge jacking and butting construction method |
| JP2013087516A (en) * | 2011-10-19 | 2013-05-13 | Ohbayashi Corp | Method of forming underground space under ground traffic road |
| CN103643640A (en) * | 2013-12-19 | 2014-03-19 | 中铁六局集团天津铁路建设有限公司 | Jacking-first and line-reinforcement-second jacking construction method for frame bridge |
| CN104652279A (en) * | 2013-11-25 | 2015-05-27 | 北京城建设计发展集团股份有限公司 | Box culvert advancing construction method for building new frame bridge above existing subway structure |
-
2017
- 2017-10-12 CN CN201710946666.XA patent/CN107675628B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02210108A (en) * | 1989-02-09 | 1990-08-21 | P S Concrete Co Ltd | Extruding upright elevated construction |
| CN102359069A (en) * | 2011-07-05 | 2012-02-22 | 中铁十局集团有限公司 | Existing line reinforcing method in under-crossing railway frame bridge small-included angle large-height inclined jacking construction |
| JP2013087516A (en) * | 2011-10-19 | 2013-05-13 | Ohbayashi Corp | Method of forming underground space under ground traffic road |
| CN102808381A (en) * | 2012-08-21 | 2012-12-05 | 中铁十局集团有限公司 | High-water-level silty-soil underneath-pass multi-track railway frame bridge jacking and butting construction method |
| CN104652279A (en) * | 2013-11-25 | 2015-05-27 | 北京城建设计发展集团股份有限公司 | Box culvert advancing construction method for building new frame bridge above existing subway structure |
| CN103643640A (en) * | 2013-12-19 | 2014-03-19 | 中铁六局集团天津铁路建设有限公司 | Jacking-first and line-reinforcement-second jacking construction method for frame bridge |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487072A (en) * | 2018-04-10 | 2018-09-04 | 中铁四局集团第二工程有限公司 | Across Business Line railway cast-in-place frame bridge rapid constructing method in one kind |
| CN109356195A (en) * | 2018-11-26 | 2019-02-19 | 中铁四局集团第工程有限公司 | A kind of open cut box culvert advancing method and system across operated subway section |
| CN109723443A (en) * | 2018-12-30 | 2019-05-07 | 中铁十四局集团有限公司 | Method for tunnel construction |
| CN109723443B (en) * | 2018-12-30 | 2021-07-20 | 中铁十四局集团有限公司 | Tunnel construction method |
| CN110241744A (en) * | 2019-06-18 | 2019-09-17 | 中国十七冶集团有限公司 | The construction method of jacking frame box culvert is worn under a kind of railway |
| CN110438855B (en) * | 2019-07-19 | 2020-12-04 | 中国十七冶集团有限公司 | Construction method for backfilling underneath-crossing railway bridge and culvert road bed |
| CN110438855A (en) * | 2019-07-19 | 2019-11-12 | 中国十七冶集团有限公司 | A kind of construction method of undercrossing tunnel bridges and culverts railway roadbed backfill |
| CN111041995B (en) * | 2019-12-30 | 2021-06-25 | 中铁六局集团天津铁路建设有限公司 | Construction method for U-shaped frame structure to penetrate high-speed rail bridge obliquely downwards |
| CN111041995A (en) * | 2019-12-30 | 2020-04-21 | 中铁六局集团天津铁路建设有限公司 | Construction method for U-shaped frame structure to penetrate high-speed rail bridge obliquely downwards |
| CN111305074A (en) * | 2020-03-23 | 2020-06-19 | 中铁七局集团郑州工程有限公司 | Construction method for integrally dropping jacking box bridge with upward floating exceeding standard |
| CN111485903A (en) * | 2020-04-22 | 2020-08-04 | 陕西铭捷交通工程有限公司 | Jacking frame interchange construction method based on self-anchored prestressed overhead system |
| CN112030981A (en) * | 2020-09-03 | 2020-12-04 | 北京市公联公路联络线有限责任公司 | Frame-structure bridge jacking construction process and foundation pit enclosure method |
| CN112281682A (en) * | 2020-12-24 | 2021-01-29 | 湖南联智科技股份有限公司 | Temporary pile group construction method with large torsion and back structure thereof |
| CN112281682B (en) * | 2020-12-24 | 2021-03-19 | 湖南联智科技股份有限公司 | Temporary pile group construction method with large torsion and back structure thereof |
| CN113293706A (en) * | 2021-05-25 | 2021-08-24 | 中建三局集团有限公司 | Synchronous design and construction method for bridge pile foundation and peripheral underground structure |
| CN113293706B (en) * | 2021-05-25 | 2022-05-20 | 中建三局集团有限公司 | Synchronous design and construction method for bridge pile foundation and peripheral underground structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107675628B (en) | 2018-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107675628B (en) | It is worn on urban road frame bridge and wears railway in operation jacking construction method under operated subway | |
| CN108060683B (en) | A kind of middle weathering geology top-down construction method | |
| CN101858222B (en) | Method for controlling deformation in zero-distance tunneling of new tunnel under existing subway construction | |
| CN101761068A (en) | Box-raft pressure-bearing type foundation underpinning and construction reinforcing method for tunnel across pile foundation of bridge above river | |
| CN108797249A (en) | The construction method of soft soil roadbed high roadbed steep slope road section Foam lightweight soil | |
| CN104846840B (en) | A kind of shallow embedding reinforcement of soft soil integrated pipe canal device and construction method | |
| CN105350526B (en) | Method for setting up steel platform | |
| CN112575670B (en) | T-shaped rigid frame bridge suitable for tunnel to pass through giant karst cave and construction technology thereof | |
| CN106050244A (en) | Water-rich sand-cobble stratum shield entry and exit reinforcing system and construction method thereof | |
| CN103711056A (en) | Steel tool type temporary construction road and construction method thereof | |
| CN108708290B (en) | Box bridge frame hollow structure of small-radius railway curve unit and cast-in-place construction method | |
| CN103850692A (en) | Shield construction protection method for annular flyover | |
| CN112049011B (en) | Reverse construction method for large-span prestressed cast-in-place bridge | |
| CN105332382B (en) | Adjacent river foundation ditch builds island cofferdam clay water stop construction method | |
| CN111305031A (en) | Bridge structure for reversely constructing underpass existing road and construction method | |
| CN110700116A (en) | Overpass reverse construction method suitable for loess area | |
| CN106567365A (en) | Earth and rockfill dam longitudinal reinforcement construction method | |
| CN113898007B (en) | Semi-inverse construction method for long-span corridor structure along street | |
| CN110847206B (en) | Construction method for newly-built subway tunnel to penetrate existing bridge piles | |
| CN115450221A (en) | Construction method for subway crossing river channel | |
| CN113389218A (en) | Retaining wall structure for entrance and exit of road bridge and construction method thereof | |
| CN112507424B (en) | Construction method for expanding soil stratum shield to pass through railway track | |
| CN209958372U (en) | Railway newly-added second-line platform back way foundation pile pipe curtain supporting structure | |
| CN113685190A (en) | Reinforcing system for shield to penetrate through shallow soft clay and construction method | |
| CN112627002A (en) | Continuous beam bridge suitable for tunnel to pass through giant karst cave and construction technical method thereof |
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 |