CN110144767A - Help broad way based structures and construction method - Google Patents
Help broad way based structures and construction method Download PDFInfo
- Publication number
- CN110144767A CN110144767A CN201910267776.2A CN201910267776A CN110144767A CN 110144767 A CN110144767 A CN 110144767A CN 201910267776 A CN201910267776 A CN 201910267776A CN 110144767 A CN110144767 A CN 110144767A
- Authority
- CN
- China
- Prior art keywords
- inclined plate
- based structures
- business line
- way based
- broad way
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2/00—General structure of permanent way
Abstract
The invention discloses a kind of side broad way based structures and construction methods, the side broad way based structures include cushion cap, inclined plate, support construction, pressure gauge and the anchor structure being deformed for reducing the inclined plate to the Business Line embankment slope surface of neighbouring Business Line embankment slope foot, and the inclined plate is obliquely rigidly attached on the cushion cap upwards to the Business Line embankment line of slope；The support construction is rigidly attached on the cushion cap, and is oppositely arranged with the inclined plate；The both ends of the anchor structure are separately mounted on the inclined plate and the support construction；The pressure gauge is between the inclined plate and the Business Line embankment slope surface.Pressure gauge and anchor structure cooperation can monitor the influence in side broad way based structures work progress to Business Line, and dynamic adjusts side broad way based structures internal force, controls and substantially eliminate the influence to Business Line.
Description
Technical field
The present invention relates to the building of road or railway, in particular to a kind of side broad way based structures and construction method.
Background technique
With railway, particularly, by taking high-speed railway as an example, with the completion of high-speed rail backbone network, route capacity expansion revamping is introduced
New line, increasing build two wires etc. and unavoidably need to carry out roadbed design and construction within the scope of neighbouring Business Line.Business Line is to route
Ride comfort have a strict requirements, high-speed railway requires Deformation control very high, how to guarantee that Business Line normally transports safely
The construction that neighbouring Business Line side broad way base is carried out while battalion is still the major subjects of engineering circles.If in soft clay area, when
When helping broad way base station track close to Business Line station track, help broad way basic body and newly-increased track train load that will act directly on Business Line
On side slope of embankment, cause the additional deformation of Business Line roadbed ontology and ground, the control standard beyond serve safe management, even
Jeopardize Business Line operation security.Therefore, neighbouring Business Line designs and should fully consider in constructing side broad way base to the shadow of Business Line
It rings, carries out stable and settlement Control.
Currently, the road structure of neighbouring Business Line can produce bigger effect Business Line side slope of embankment in implementation process,
To Business Line operation, there are security risks.
Summary of the invention
In order to solve the above technical problems, the embodiment of the invention provides a kind of side broad way based structures and construction methods.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
The embodiment of the invention provides a kind of side broad way based structures, the side broad way based structures include neighbouring Business Line embankment
It the cushion cap of slope foot, inclined plate, support construction, pressure gauge and is deformed for reducing the inclined plate to the Business Line embankment slope surface
Anchor structure, the inclined plate is obliquely rigidly attached on the cushion cap upwards to the Business Line embankment line of slope；Institute
It states support construction to be rigidly attached on the cushion cap, and is oppositely arranged with the inclined plate；Pacify respectively at the both ends of the anchor structure
On the inclined plate and the support construction；The pressure gauge is between the inclined plate and the Business Line embankment slope surface.
In above scheme, the side broad way based structures further include the reinforcing pile extended into ground, the reinforcing pile rigidity
It is connected to the lower section of the cushion cap.
In above scheme, the support construction is panel；
Or the support construction is support column；
Or the support construction includes the breast boards of at least two support columns and the two neighboring support column of connection, it is described
Anchor structure is mounted on the support column；
Or the support construction includes panel and the counterfort that is connected with the panel, the anchor structure is mounted on the face
On plate or/and the counterfort.
In above scheme, the anchor structure includes steel strand wires, the steel strand wires both ends be anchored at respectively the inclined plate and
In the support construction；The steel strand wires are multiple, multiple steel strand wires layering settings.
In above scheme, the pressure gauge is located at laterally or/and between two longitudinal steel strand wires.
In above scheme, the anchor structure further includes the casing being set in outside the steel strand wires, described sleeve pipe with it is described
Steel strand wires correspond.
In above scheme, the height of the inclined plate or the support construction is calculated by following formula:
H=(X+B/2.0+Ytan θ)/(m+tan θ)
Wherein, H is the height of the inclined plate or the support construction, unit: rice；X is Business Line embankment slope foot point and side
The horizontal distance of wide central lines of track, unit: rice；Positive value is taken when helping wide load of roadway center in Business Line embankment slope surface,
Otherwise negative value is taken；Y is Business Line embankment slope foot point and the difference for helping the wide line road formation level, unit: rice；B is the lotus for helping the wide line road
Carry the dispersion of distribution, unit: rice；θ is the load angle of flare for helping the wide line road, unit: radian；M is the gradient of Business Line embankment slope surface
Coefficient is chosen away from the nearest route of Business Line when helping the wide line road that multi-thread load is distributed with and calculates determining height H.
In above scheme, the ratio of slope of the inclined plate is more than or equal to the ratio of slope of the Business Line embankment slope surface.
In above scheme, the pressure gauge is mounted on side or institute of the inclined plate towards the Business Line embankment slope surface
Pressure gauge is stated to be embedded in the Business Line embankment slope surface.
The embodiment of the invention also provides a kind of construction method, the construction method the following steps are included:
S10, construction form any of the above-described kind of side broad way based structures；
S20, the prestressing force of the anchor structure is adjusted so that the measurement result of the pressure gauge is zero；
Filling roadbed material above S30, Xiang Suoshu cushion cap meets the measurement result of the pressure gauge pre- during filling
If measured value；
S40, after filling, the anchor structure is stretched to design load.
In above scheme, the step S30 includes: the every increase preset height of filling height, according to the survey of the pressure gauge
Amount makes the measurement result of the pressure gauge meet the default measured value as a result, adjust the prestressing force of the anchor structure.
The present invention provides a kind of side broad way based structures and construction methods, and broad way based structures is helped to design and apply adjacent to Business Line
Work, wherein cushion cap is for carrying the roadbed material disposed thereon filled and new line load.Anchor structure and support construction are equal
Positioned at the outside of Business Line embankment slope surface, inclined plate inclined design, this side broad way based structures reduce the roadbed material newly filled
Business Line embankment and its corresponding ground are transferred to new line load.In work progress, anchor structure can control the change of inclined plate
Shape amount reduces the influence that side broad way based structures and new line load generate Business Line.Pressure gauge and anchor structure cooperation can be
The effect that monitoring is transmitted by slope to Business Line in work progress, further controls and substantially eliminates the influence to Business Line.
Detailed description of the invention
Fig. 1 is that one optional structural schematic diagram of broad way based structures is helped in the embodiment of the present invention；
Fig. 2 is the cross section floor map that the embodiment of the present invention helps broad way based structures and Business Line.
Appended drawing reference: side broad way based structures 100；Cushion cap 110；Inclined plate 120；Support construction 130；Support column 131；Breast boards
132；Anchor structure 140；Pressure gauge 150；Reinforcing pile 160；Roadbed material 170；Business Line 200；Business Line roadbed 210；Business
Route levee slope face 211；Business Line foundation stabilization area 220.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Attached drawing, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments.Based on described the embodiment of the present invention, those skilled in the art institute
The every other embodiment obtained, belongs to the scope of the present invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "horizontal", "vertical", "bottom",
The orientation or positional relationship of the instructions such as "inner", "outside" are the wherein horizontal direction based on attached orientation or positional relationship shown in FIG. 1
It is parallel with transverse direction." multiple " refer to two or more.
The embodiment of the invention provides a kind of side broad way based structures, and helping broad way based structures 100 includes neighbouring 200 tunnel of Business Line
It the cushion cap 110 of levee slope foot, inclined plate 120, pressure gauge 150 and is deformed for reducing inclined plate 120 to Business Line embankment slope surface 211
Anchor structure 140, inclined plate 120 is obliquely rigidly attached to cushion cap 110 to 211 direction of embankment slope surface of Business Line 200 upwards
On；Support construction 130 is rigidly attached on cushion cap 110, and is oppositely arranged with inclined plate 120；Pacify respectively at the both ends of anchor structure 140
On inclined plate 120 and support construction 130；Pressure gauge 150 is located between inclined plate 120 and Business Line embankment slope surface 211.
As shown in Fig. 2, a indicates to help wide central lines of track, and b indicates Business Line wire center in Fig. 2 on roadbed in each dotted line
Line；It is Business Line foundation stabilization area 220 below 200 roadbed of Business Line, 200 embankment two sides of Business Line are Business Line embankment slope surface
211, side broad way based structures 100 are arranged outside Business Line embankment slope surface 211.Unilateral side width can be carried out in 200 side of Business Line,
It is also possible to as shown in Figure 2 wide in the bilateral side of 200 two sides of Business Line；Multi-thread load can be distributed in the side the wide line road of every side
Lotus, it can have multiple side the wide line Lu Zhizheng a.Cushion cap 110 can be frame adjacent to 200 embankment slope foot point of Business Line, cushion cap 110
Formula, is also possible to board-like, and Fig. 1 and Fig. 2 schematically illustrate horizontally disposed board-like cushion cap 110.The roadbed material newly filled
170 are located at 110 top of cushion cap.Inclined plate 120 is rigidly attached on cushion cap 110, and from 200 slope foot point of Business Line along business route
Levee slope face 211 upwardly extends.
Preferably, the ratio of slope of inclined plate 120 is more than or equal to the ratio of slope of Business Line embankment slope surface 211, thus 120 pairs of inclined plate businesses
200 roadbed no-load of line or inclined plate 120 to the load of 200 roadbed of Business Line within a preset range.Anchor structure 140 can be into
One step decreases or even eliminates in work progress or newly increased load passes through the change that inclined plate 120 generates Business Line embankment slope surface 211
Shape influences.
Specifically, the deformation that inclined plate 120 can be reduced or even eliminated by adjusting the prestressing force of anchor structure 140, into
And side broad way based structures 100 are reduced or even eliminated to the roadbed of Business Line 200, the especially shadow to Business Line embankment slope surface 211
It rings.Anchor structure 140 can select prestressed anchor fixing structure or tension-anchor bracing structure well-known to those skilled in the art etc..
Pressure gauge 150 can further monitor influence of the side broad way based structures 100 to Business Line 200, guarantee that the deformation of Business Line 200 exists
In controlled range.
As shown in Figure 1, in some embodiment of the invention, side broad way based structures 100 further include extend into ground plus
Gu stake 160, reinforcing pile 160 is rigidly attached to the lower section of cushion cap 110.The roadbed material and newly increased load newly filled passes through cushion cap
110 pass to reinforcing pile 160, to further increase the stability of side broad way based structures 100.Reinforcing pile 160 to side broad way base under
Extend in the ground of side, for improving the bearing capacity of subsoil, newly-built side broad way base is avoided to generate laterally Business Line 200
It squeezes, improves the stability of side broad way base.Reinforcing pile 160 can choose bored concrete pile according to factors such as foundation condition, bearing capacities, or
Plain concrete pile, CFG (Cement Fly-ash Gravel, cement, flyash and crushed stone) stake etc., the direction of reinforcing pile 160 can be with
For that vertically downwards, can also be designed according to different geological conditions in vertical direction with angle.
More than two reinforcing piles 160, the setting of the adjacent interval of reinforcing pile 160 are set below each cushion cap 110.With bored concrete pile
For, as shown in Figure 1, the bored concrete pile of interval setting four vertically downwards, four bored concrete piles are arranged in below cushion cap 110
Four corners of rectangle, the stake diameter of each bored concrete pile are generally 0.6~1.2m, such as: stake diameter be 0.6m, 0.8m, 0.9m,
1.0m,1.2m.Stake spacing generally uses 3~5 times of stake diameters, and long examined according to settlement Control standard of stake calculates determination.
In some embodiment of the invention, anchor structure 140 includes steel strand wires (not shown), and steel strand wires both ends anchor respectively
On inclined plate 120 and support construction 130；Steel strand wires are multiple, multiple steel strand wires layering settings.As shown in Fig. 2, support construction
Four steel strand wires between 130 and inclined plate 120 are in two layers of setting of vertical direction point, wherein every layer includes two be oppositely arranged.
It is understood that the particular number of steel strand wires 140 and specific distributing position can be adjusted as needed.
Further, anchor structure 140 further includes the casing (not shown) being set in outside steel strand wires, casing and steel strand wires one
One is corresponding.Casing include but is not limited to PVC (Polyvinyl chloride, polyvinyl chloride) casing, PC (Polycarbonate,
Polycarbonate) casing, PP (polypropylene, polypropylene) casing, ABS (Acrylonitrile Butadiene
Styrene, acrylonitrile-butadiene-styrene (ABS)) casing etc..Casing is set in outside steel strand wires, and caliber is 60~90mm, along longitudinal direction
Direction, the interlamellar spacing of every layer of casing are 3~6m.Casing improves the anti-corrosion protection of steel strand wires, reduces in stretching process and answers in advance
The friction loss of power improves the fatigue resistance of steel strand wires.
Support construction 130 includes but is not limited to following several structures for fixing anchor structure 140, support construction 130: the
A kind of: support construction 130 is support column, such as: two spaced support columns are vertically arranged on cushion cap 110, part anchors
One end of structure 140 is anchored between one of support column and inclined plate 120, and another part anchor structure 140 is anchored at another
Between a support column and inclined plate 120.Second: support construction 130 includes at least two support columns 131 and the two neighboring branch of connection
The breast boards 132 of dagger 131, anchor structure 140 are mounted on support column 131.The structure of support column 131 can be with first herein
Support column arrangement is identical in kind situation.As shown in Figure 1, multiple breast boards 132 can be set between two neighboring support column 131,
With the progress of construction, breast boards 132 stacks upwards in turn along the vertical direction, 131 section longitudinal width of support column can with 1.0~
1.5m, spacing are 2~3 times of section longitudinal widths, and 132 plate thickness of breast boards can be 0.3~0.5m, and plate height is advisable with 0.5m.Gear
Native plate 132 is used for earth-retaining, closing slope, and roadbed material 170 is wasted when avoiding filling, and helps to reduce the side width amount of filling.This support
In structure 130, two support columns 131 can be located at two ends of breast boards 132.The third, support construction 130 is face
The panel that plate, i.e. support construction 130 are designed as a whole, panel be both used as earth-retaining, closing slope, were also used for fixed anchor structure 140.
4th kind: support construction 130 includes panel and the counterfort being connected with panel, and anchor structure 140 is mounted on panel or/and counterfort
On.
It is rigidly connected between cushion cap 110 and inclined plate 120, support construction 130 and reinforcing pile 160.For example, cushion cap 110, inclined plate
120, reinforced concrete structure is all made of between support column 131 and reinforcing pile 160, strength grade of concrete is not less than C30.It is preferred that
Ground, 110 0.5~1.0m of thickness of cushion cap, transverse width should meet structural requirement and Line technology index request.
Pressure gauge 150 is used to measure the pressure that side broad way based structures 100 generate Business Line embankment slope surface 211, pressure gauge
150, which may be mounted at inclined plate 120, is embedded in Business Line embankment towards the side of Business Line embankment slope surface 211 or pressure gauge 150
In slope surface 211.In order to not influence measurement, 150 length of embedment of pressure gauge is unsuitable too deep.Generally, the setting position of pressure gauge 150
For any position of the inclined plate 120 in the coverage area in Business Line embankment slope surface 211.But in general, steel strand wires and inclined plate 120 are logical
Anchor head anchoring is crossed, inclined plate when applying deflection of the prestressing force to adjust inclined plate 120 to steel strand wires, at position corresponding to anchor head
Pressure change between 120 and Business Line embankment slope surface 211 is more sensitive, is not sufficiently stable.In order to guarantee pressure measuring value more
Accurately, more stable, it is preferable that no matter pressure gauge 150 is mounted on inclined plate 120, is also mounted in Business Line roadbed slope 211
In, pressure gauge 150 is respectively positioned on laterally or/and between longitudinal two steel strand wires.
In a longitudinal direction, the height of inclined plate 120 can be identical as the height of support construction 130.Specifically, inclined plate 120
Or the height of support construction 130 is calculated by following formula:
H=(X+B/2.0+Ytan θ)/(m+tan θ)
Wherein, H is the height of inclined plate 120 or support construction 130, and X is Business Line embankment slope foot point and side the wide line Lu Zhizheng
The horizontal distance of line, unit: rice；Positive value is taken when helping wide load of roadway center in Business Line embankment slope surface, otherwise takes negative value；
Y is Business Line embankment slope foot point and the difference for helping the wide line road formation level, unit: rice；B is the Load Distribution Width for helping the wide line road,
Unit: rice；θ is the load angle of flare for helping the wide line road, unit: radian；M is the gradient coefficient of Business Line embankment slope surface.When side is wide
When multi-thread load is distributed in route, chooses away from the nearest route of Business Line and calculate determining height H.
The embodiment of the invention also provides a kind of construction method, construction method the following steps are included:
S10, construction form any one of the above side broad way based structures 100；
S20, the prestressing force of anchor structure 140 is adjusted so that the measurement result of pressure gauge 150 is zero；
The 110 filling roadbed material 170 in top of S30, Xiang Chengtai, meets the measurement result of pressure gauge 150 during filling
Default measured value；
S40, after filling, anchor structure is stretched to design load.
The construction method of the embodiment of the present invention, pressure gauge 150 and the cooperation of anchor structure 140 can monitor the wide subgrade construction of side
In the process to the influence of Business Line, and dynamic adjusts side broad way based structures internal force, controls and essentially eliminates to Business Line 200
It influences, makes that broad way based structures 100 is helped to meet serve safe management to the roadbed of neighbouring Business Line 200 and the additional deformation of ground
Control standard ensure that the safety of Business Line.Particularly, broad way based structures 100 and construction method energy are helped in the embodiment of the present invention
Enough meet the capacity expansion revamping of high-speed rail route, introduces new line, increases and build two wires etc..Such as: high-speed rail ballastless track roadbed and bridge pile foundation
Sedimentation or lateral displacement are no more than 1mm；Ballast track railway bed horizontal cross is displaced or vertical deviation rate of change is less than etc.
It is daily in 2mm, or accumulative horizontal (or vertical) variable quantity is less than or equal to 10mm.
The roadbed material 170 newly filled is preferably light filler, and side broad way base is filled in light filler can reduce side broad way
The self weight of base and its to the additional stress of ground, and then compressive deformation and the sedimentation and deformation of side wide portion roadbed are reduced, and then control
Make the differential settlement between new-old concrete bond.For example, the roadbed material 170 newly filled is foam concrete, dry density is greater than
800kg/m3, and determined according to Structure Checking Method result is comprehensive.
Further, step S30 includes: the every increase preset height of filling height, according to the measurement knot of the pressure gauge 150
Fruit adjusts the prestressing force of anchor structure 140, and the measurement result of pressure gauge 150 is made to meet default measured value.Preset height can be
0.8m, 1.0m, 1.2m etc..The construction method of the embodiment of the present invention adjusts structural internal force, dynamically applies by successively filling-monitoring-
Work finishes until filling, and then, anchor structure is stretched to design load, effectively eliminates side broad way base and newly increased load to battalion
The influence of industry line.
It is according to an embodiment of the present invention side broad way based structures 100 other structures and operation for those skilled in the art and
Speech is all to be understood that and easy to accomplish, therefore is not described in detail.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (11)
1. a kind of side broad way based structures, which is characterized in that the side broad way based structures include holding for neighbouring Business Line embankment slope foot
Platform, inclined plate, support construction, pressure gauge and the anchoring knot being deformed for reducing the inclined plate to the Business Line embankment slope surface
Structure, the inclined plate are obliquely rigidly attached on the cushion cap upwards to the Business Line embankment line of slope；The support knot
Structure is rigidly attached on the cushion cap, and is oppositely arranged with the inclined plate；The both ends of the anchor structure are separately mounted to described
On inclined plate and the support construction；The pressure gauge is between the inclined plate and the Business Line embankment slope surface.
2. side broad way based structures according to claim 1, which is characterized in that the side broad way based structures further include to ground
The reinforcing pile of interior extension, the reinforcing pile are rigidly attached to the lower section of the cushion cap.
3. side broad way based structures according to claim 1, which is characterized in that the support construction is panel；
Or the support construction is support column；
Or the support construction includes at least two support columns and the breast boards for connecting the two neighboring support column, the anchoring
Structure is mounted on the support column；
Or the support construction includes panel and the counterfort that is connected with the panel, the anchor structure is mounted on the panel
Or/and on the counterfort.
4. side broad way based structures according to claim 1, which is characterized in that the anchor structure includes steel strand wires, described
Steel strand wires both ends are anchored at respectively on the inclined plate and the support construction；The steel strand wires are multiple, multiple steel strand wires
Layering setting.
5. side broad way based structures according to claim 4, which is characterized in that the pressure gauge is located at laterally or/and longitudinal
Two steel strand wires between.
6. side broad way based structures according to claim 4, which is characterized in that the anchor structure further include be set in it is described
Casing outside steel strand wires, described sleeve pipe and the steel strand wires correspond.
7. side broad way based structures according to claim 1, which is characterized in that the height of the inclined plate or the support construction
It is calculated by following formula:
H=(X+B/2.0+Ytan θ)/(m+tan θ)
Wherein, H is the height of the inclined plate or the support construction, unit: rice；X is Business Line embankment slope foot point and side the wide line
The horizontal distance of Lu Zhizheng line, unit: rice；Positive value is taken when helping wide load of roadway center in Business Line embankment slope surface, otherwise
Take negative value；Y is Business Line embankment slope foot point and the difference for helping the wide line road formation level, unit: rice；B is the load point for helping the wide line road
Cloth width, unit: rice；θ is the load angle of flare for helping the wide line road, unit: radian；M is the gradient coefficient of Business Line embankment slope surface,
When helping the wide line road that multi-thread load is distributed with, chooses away from the nearest route of Business Line and calculate determining height H.
8. side broad way based structures according to claim 1, which is characterized in that the ratio of slope of the inclined plate is more than or equal to the battalion
The ratio of slope in industry route levee slope face.
9. side broad way based structures according to claim 1, which is characterized in that the pressure gauge is mounted on the inclined plate direction
The side of the Business Line embankment slope surface or the pressure gauge are embedded in the Business Line embankment slope surface.
10. a kind of construction method, which is characterized in that the construction method the following steps are included:
S10, construction form the described in any item side broad way based structures of claim 1 to 9；
S20, the prestressing force of the anchor structure is adjusted so that the measurement result of the pressure gauge is zero；
Filling roadbed material above S30, Xiang Suoshu cushion cap makes the measurement result of the pressure gauge meet default survey during filling
Magnitude；
S40, after filling, the anchor structure is stretched to design load.
11. construction method according to claim 10, which is characterized in that the step S30 includes: the every increase of filling height
Preset height adjusts the prestressing force of the anchor structure according to the measurement result of the pressure gauge, makes the measurement of the pressure gauge
As a result meet the default measured value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267776.2A CN110144767A (en) | 2019-04-03 | 2019-04-03 | Help broad way based structures and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267776.2A CN110144767A (en) | 2019-04-03 | 2019-04-03 | Help broad way based structures and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110144767A true CN110144767A (en) | 2019-08-20 |
Family
ID=67589448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910267776.2A Pending CN110144767A (en) | 2019-04-03 | 2019-04-03 | Help broad way based structures and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110144767A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761127A (en) * | 2019-12-04 | 2020-02-07 | 中铁二院工程集团有限责任公司 | Rock foundation existing high-speed railway embankment force balance side width structure and construction method |
| CN111945484A (en) * | 2020-08-06 | 2020-11-17 | 兰州交通大学 | Existing-newly-built parallel row pile plate wall retaining structure and construction method |
| CN114673040A (en) * | 2022-03-18 | 2022-06-28 | 中铁二院成都勘察设计研究院有限责任公司 | Roadbed supporting structure |
| CN114809037A (en) * | 2022-05-12 | 2022-07-29 | 江苏镇江路桥工程有限公司 | Ramp way back-pressure embankment deformation control structure and construction method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203960883U (en) * | 2014-02-20 | 2014-11-26 | 中铁第四勘察设计院集团有限公司 | One both wired high embankment is helped wide ruggedized construction |
| CN104631221A (en) * | 2015-02-17 | 2015-05-20 | 铁道第三勘察设计院集团有限公司 | High-speed railway widening subgrade structure |
| CN105421485A (en) * | 2015-10-30 | 2016-03-23 | 杭州江润科技有限公司 | Construction method of high-fill prefabricated cast-in-situ combined pile slab wall protection structure |
| CN105821718A (en) * | 2016-01-20 | 2016-08-03 | 中铁二院工程集团有限责任公司 | Widening reinforcing structure tightly adjacent to existing ballastless track roadbed |
| CN106522037A (en) * | 2016-12-26 | 2017-03-22 | 中铁第四勘察设计院集团有限公司 | Widening subgrade structure based on existing railway subgrade and construction method of widening subgrade structure |
| CN107974876A (en) * | 2017-12-14 | 2018-05-01 | 中铁二院工程集团有限责任公司 | Existing railway increases road construction dike multiline pile earth-retaining construction |
| CN207525557U (en) * | 2017-05-24 | 2018-06-22 | 中国铁路总公司 | A kind of abrupt slope is soft soil roadbed |
| CN108301273A (en) * | 2018-01-30 | 2018-07-20 | 福建省地质工程勘察院 | The fore-telling shaped pile anchor structure and its construction method of guardrail reinforcing integrated with roadbed |
| CN109235159A (en) * | 2018-09-30 | 2019-01-18 | 中铁第四勘察设计院集团有限公司 | A kind of road structure and construction method for helping wide enlarging for runing high-speed railway |
| KR20190006665A (en) * | 2017-07-11 | 2019-01-21 | 한국철도기술연구원 | Slope face adjusting constructor of embanking roadbed for railway track, and construction method for the same |
| CN210737232U (en) * | 2019-04-03 | 2020-06-12 | 中铁第四勘察设计院集团有限公司 | Side wide roadbed structure |
-
2019
- 2019-04-03 CN CN201910267776.2A patent/CN110144767A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203960883U (en) * | 2014-02-20 | 2014-11-26 | 中铁第四勘察设计院集团有限公司 | One both wired high embankment is helped wide ruggedized construction |
| CN104631221A (en) * | 2015-02-17 | 2015-05-20 | 铁道第三勘察设计院集团有限公司 | High-speed railway widening subgrade structure |
| CN105421485A (en) * | 2015-10-30 | 2016-03-23 | 杭州江润科技有限公司 | Construction method of high-fill prefabricated cast-in-situ combined pile slab wall protection structure |
| CN105821718A (en) * | 2016-01-20 | 2016-08-03 | 中铁二院工程集团有限责任公司 | Widening reinforcing structure tightly adjacent to existing ballastless track roadbed |
| CN106522037A (en) * | 2016-12-26 | 2017-03-22 | 中铁第四勘察设计院集团有限公司 | Widening subgrade structure based on existing railway subgrade and construction method of widening subgrade structure |
| CN207525557U (en) * | 2017-05-24 | 2018-06-22 | 中国铁路总公司 | A kind of abrupt slope is soft soil roadbed |
| KR20190006665A (en) * | 2017-07-11 | 2019-01-21 | 한국철도기술연구원 | Slope face adjusting constructor of embanking roadbed for railway track, and construction method for the same |
| CN107974876A (en) * | 2017-12-14 | 2018-05-01 | 中铁二院工程集团有限责任公司 | Existing railway increases road construction dike multiline pile earth-retaining construction |
| CN108301273A (en) * | 2018-01-30 | 2018-07-20 | 福建省地质工程勘察院 | The fore-telling shaped pile anchor structure and its construction method of guardrail reinforcing integrated with roadbed |
| CN109235159A (en) * | 2018-09-30 | 2019-01-18 | 中铁第四勘察设计院集团有限公司 | A kind of road structure and construction method for helping wide enlarging for runing high-speed railway |
| CN210737232U (en) * | 2019-04-03 | 2020-06-12 | 中铁第四勘察设计院集团有限公司 | Side wide roadbed structure |
Non-Patent Citations (1)
| Title |
|---|
| 詹永祥;蒋关鲁;牛国辉;郭建湖;: "武广线高边坡陡坡地段桩板结构路基的设计理论探讨", 铁道工程学报, no. 1 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761127A (en) * | 2019-12-04 | 2020-02-07 | 中铁二院工程集团有限责任公司 | Rock foundation existing high-speed railway embankment force balance side width structure and construction method |
| CN111945484A (en) * | 2020-08-06 | 2020-11-17 | 兰州交通大学 | Existing-newly-built parallel row pile plate wall retaining structure and construction method |
| CN114673040A (en) * | 2022-03-18 | 2022-06-28 | 中铁二院成都勘察设计研究院有限责任公司 | Roadbed supporting structure |
| CN114809037A (en) * | 2022-05-12 | 2022-07-29 | 江苏镇江路桥工程有限公司 | Ramp way back-pressure embankment deformation control structure and construction method |
| CN114809037B (en) * | 2022-05-12 | 2024-04-26 | 江苏镇江路桥工程有限公司 | Slope protection counter-pressure embankment deformation control structure and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110144767A (en) | Help broad way based structures and construction method | |
| CN106758591B (en) | A kind of non-fragment orbit slip-casting lifting and lifting method for correcting error | |
| CN110241662B (en) | Method for reinforcing, lifting and leveling high-speed railway roadbed through uneven settlement | |
| CN101775772A (en) | Sloping tensioning method two-way prestressed concrete pavement construction method | |
| CN106400636A (en) | Control method for multilayer road soft soil roadbed differential settlement | |
| CN209338921U (en) | A kind of high-speed railway subgrade differential settlement reinforcing lifting leveling structure | |
| CN108108507B (en) | Design method for reinforcing railway karst roadbed by high-strength geotextile | |
| CN102797223B (en) | Construction method for cast-in-place of continuous beam at turnout junction for passenger transport line in seawall area by false work method | |
| CN211973067U (en) | Road and bridge connection transition structure for preventing and treating vehicle bump at bridge head | |
| CN105672062A (en) | Straddle-type monorail bearing system and construction method thereof | |
| CN108532397A (en) | It is a kind of that the method for roadbed and combined friction pile are consolidated using combined friction pile | |
| CN102635104A (en) | Wedge-shaped Geocell cement reinforced soil structure for road-bridge connection and construction method thereof | |
| CN210737232U (en) | Side wide roadbed structure | |
| CN207436203U (en) | A kind of novel rain sewage inspection shaft seat levelling device | |
| CN101775768A (en) | Fabrication method for two-way pre-stressed cable-stayed concrete pavement | |
| CN106283948B (en) | Medium-and low-speed maglev traffic engineering two-wire embankment location pile foundation joist type support rail girder construction | |
| CN206071610U (en) | For administering the steel reinforced concrete antiarch of floor lift in gallery and the combinative structure of anchor pole | |
| CN111274647B (en) | Gravity balance anti-arching structure for expansive soil cutting of high-speed railway and design method | |
| CN107988854A (en) | A kind of later stage of subway upper cover vehicle base stopping train checkup shed reserves structure | |
| CN202730735U (en) | Wedge-shaped geocell cement reinforced soil structure for road and bridge connection | |
| CN107100156A (en) | High-speed railway subgrade settlement monitoring element protection and its distribution method | |
| CN112575805A (en) | Road structure and construction method | |
| CN215051638U (en) | High-speed railway roadbed structure suitable for goaf site | |
| CN206219912U (en) | Medium-and low-speed maglev two-wire embankment location pile foundation joist framing type support rail beam transition section structure | |
| CN106283967B (en) | Medium-and low-speed maglev two-wire embankment location pile foundation joist framing type support rail beam transition section structure |
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 |