CN203160110U - Near-mountain and near-water bridge structure - Google Patents
Near-mountain and near-water bridge structure Download PDFInfo
- Publication number
- CN203160110U CN203160110U CN 201320116078 CN201320116078U CN203160110U CN 203160110 U CN203160110 U CN 203160110U CN 201320116078 CN201320116078 CN 201320116078 CN 201320116078 U CN201320116078 U CN 201320116078U CN 203160110 U CN203160110 U CN 203160110U
- Authority
- CN
- China
- Prior art keywords
- bridge
- mountain
- pier
- construction
- pile
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a near-mountain and near-water bridge structure. The near-mountain and near-water bridge structure comprises a bridge floor structure, and is characterized in that a ground beam support cushion block is arranged on one side of the near-mountain side of the bridge structure; the near-water side adopts a pile-column pier; one side of the bridge floor structure is arranged on the ground beam support cushion block, and the other side is arranged on the pile-column pier; the bridge floor structure adopts a prefabricated integral cored slab beam with a bracket; and the transversal side of the cored slab beam is placed on the ground beam support cushion block, and the other side is placed at the top of the pier. Through the construction of a near-mountain and near-water bridge, the harmony with the environment can be maintained, the earth excavation handling capacity of high path, chasm and cut slope can be reduced, and the mass of the high-rise pile cap and the pier can also be reduced, so that the construction convenience is improved, and an effective and systematic structure system facility is provided for the design and the construction of the near-mountain and near-water bridge.
Description
Technical field
The utility model relates to and is close to mountain bridge near water in the technical field of bridge engineering, relates to a kind of mountain bridge construction near water of being close to concretely.
Background technology
Along with the development of infrastructure construction, in the mountain ridge distributed more city or scenic spot, more and more road was applied near the mountain.In the precipitous position of massif, ground level road is difficult to pass through, and generally adopts hangar tunnel or bridge scheme.
Adopt the hangar tunnel structure to reduce the limit and face upward sloping brush slope, reduced the destruction to natural vegetation to greatest extent, after the native stone backfill, also can plant some green plantss.But under conditions such as weak massif, difficulty is bigger during the hangar tunnel construction, especially at first wants first excavation slope to form the basis of hangar tunnel at precipitous massif place near water, and the engineering quantity of excavation is big, and the basis of hangar tunnel must be arranged on the stable ground.Natural geology can not be handled or pile foundation if carry out ground as the basis of hangar tunnel, and its expense will increase substantially.Simultaneously, hangar tunnel need be considered antiskid, and its integral body is to be in permanent bias state, adds (river) lake water to the washing away for a long time of embankment, there is adverse effect in the basis, and then influences the structural safety of hangar tunnel.
Adopt the bridge scheme comparatively loose in the design of road alignment, adjustable space is bigger.The construction of bridge construction will make is down to minimum to the influence of view, linear can being consistent substantially with road, and the function of use subregion is clear and definite, and the bridge construction difficulty is less relatively, foundation construction part, bottom is set up platform or is applied the cofferdam, and the superstructure construction is comparatively efficient and convenient, and risk is less relatively.Simultaneously, compare hangar tunnel, the whole structure after bridge builds up is comparatively succinct slim and graceful.
Conventional bridge construction construction, the general form of structure such as highrise pile cap that adopts in the water is applied to be close to the mountain near water under the condition, in technology and economic aspect certain limitation is arranged all.
The utility model content
The utility model purpose is to provide a kind of mountain bridge construction near water of being close to, the requirement that can effectively solve precipitous massif and partly construct a bridge near water.
To achieve these goals, the technical solution of the utility model is as follows: a kind of mountain bridge construction near water of being close to, comprise bridge deck structure, and it is characterized in that this bridge construction is close to mountain one side the grade beam cradle is set; A side adopts pile formula bridge pier near water; Described bridge deck structure one side is on the grade beam cradle, and opposite side places on the pile formula bridge pier.Bridge deck structure adopts band bracket integrated precast hollow slab beam, and the horizontal side of this hollow slab beam is held on the grade beam cradle, and opposite side places pile formula bridge pier top.Described pile formula bridge pier bottom arranges bored pile, and pier column directly is connected with bored pile, and the pier column top arranges laminated rubber bearing, and grade beam cradle top also is provided with laminated rubber bearing, and hollow slab beam is shelved on the neoprene bearing.This hollow slab beam structure vertically interconnects by bracket is set.The hollow slab beam end is provided with end floor beam, and a side crossbeam arranges bracket, and the local thickening of opposite side end floor beam arranges down bracket, between the adjacent hollow plate-girder by about bracket interconnect.Described grade beam cradle is fixed by rock bolt and massif.
The utility model is by facing the construction of lake bridge to being close to the mountain, can keep the harmony with environment, reduce high cutting and cut the excavation treating capacity that handle on the slope, also can reduce highrise pile cap and the bridge pier scale of construction, significantly improve the construction convenience, for such bridge design construction provides effectively, the structural system facility of system.The utility model is by the research to the bridge construction of being situated at the foot of a hill and beside a stream, for solution be close to the mountain near water side build city or scenic spot road a kind of advanced technology, safe and reliable, economical rationality, succinct bridge form attractive in appearance be provided.Bridge construction is paid attention to landscape effect, makes it harmonious with overall plan layout along the line, surrounding enviroment and topography and geomorphology etc.
Description of drawings
Fig. 1 is bridge construction schematic cross-sectional view of the present utility model.
Fig. 2 is bridge construction elevation of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment of the utility model and accompanying drawing, the utility model is described in further detail.Should be understood that these embodiment only are used for the scope that the utility model patent is described and is not used in restriction the utility model patent.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the instruction of the utility model patent, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
A kind of mountain bridge construction pattern near water of being close to is characterized in that this bridge construction is close to mountain one side and grade beam cradle 2 is set after with the massif otch, places bearing above; A side adopts pile formula bridge pier 5 near water, and Dun Ding places bearing; Bridge deck structure adopts band bracket integrated precast hollow slab beam 1.
Be close to the mountain near water bridge construction build near water, bridge present position physical features is precipitous, and difficulty of construction is bigger, aspect the superstructure construction, conventional support cast-in-place difficulty in similar engineering is big and construction cost is higher, simultaneously, the form of bridge should make every effort to succinctly can get integrated into environment, again can convenient construction, striding the footpath also should not be too big, reduces the height of superstructure as far as possible, the distance of further bridge floor and the water surface.Therefore, superstructure adopts band bracket integrated precast hollow slab beam 1.
A side bridge substructure adopts pile formula bridge pier 5 near water, and the pier column cross section is circular, adopts bored pile 4 as the bridge pile foundation plinth, and pier column directly links to each other with bored pile 4.
Being close to mountain one side bridge substructure needs the massif part is excavated, and ground is handled again, and applies rectangle cushion block basis again, anchor pole is set under the basis forms the root pile consolidation process, and shearing resistance and the antiskid that can improve the basis move ability.10 is the massif line among the figure, and 11 is excavation line.
This hollow slab beam 1 structure vertically interconnects by bracket is set.Hollow slab beam 1 end is provided with end floor beam 7, one side crossbeams bracket is set, and last bracket height is 0.3m ~ 0.5m, the local thickening of opposite side end floor beam, bracket is set down, and following bracket height is 0.4m ~ 0.6m, interconnects by bracket up and down between the adjacent hollow plate-girder.Described hollowcore slab girder span directly is 6.0～20.0m, whenever strides and is simply supported beam, and the hollow slab beam deck-molding is 0.52～0.90m, hollow slab beam horizontally set limited block 6, and bearing adopts laminated rubber bearing.
According to an embodiment of the present utility model, for about the wide 6m of bridge, standard stride the footpath for 6m be close to mountain bridge near water, each bridge pier is close to versant grade beam cradle and is of a size of 1.2x0.8x0.6m, reinforced concrete structure; Under the cushion block rock bolt is set, a laminated rubber bearing is placed on the cushion block top.Each bridge pier side near water is φ 1.2m bored pile, and single pile single-column, subaqueous work adopt the follow-up of steel casing, and a laminated rubber bearing is placed on the column top.Superstructure adopts the hollowcore slab of standard thickness 0.52m, adopts the cavity of φ 0.36m, and clear distance is 0.08m between cavity, to alleviate the deadweight of beam body, convenient lifting; The hollow slab beam end arranges crossbeam, and a side crossbeam arranges the last bracket of height 0.39m, and opposite side end floor beam part thickeies to 0.92m, so that the following bracket of 0.52m height to be set, thereby during construction Liang Tike by about bracket overlap supporting mutually.
Bridge railing adopts stone balustrade, selects the railing style that easily highlights generous, attractive in appearance in conjunction with surrounding enviroment.
The mountain bridge construction pattern near water of being close to of the present utility model, its main construction sequence is carried out the excavation of a little for (1) is close to versant, sets rock bolt, builds the grade beam cradle; (2) side is carried out drilled pile construction in the water near water, and one to the top; (3) place bearing at cushion block and column top; (4) in the substructure construction, carry out the prefabricated of hollow slab beam in special-purpose place; (5) carry out the hollow slab beam lifting construction; (6) mat formation successively, thin portion such as guardrail structure construction.This technology can be used for the bridge circuit and is close to precipitous massif, and the opposite side water level is higher simultaneously, bridge bearing platform, the situation that the pier stud difficulty of construction is big.The constructional difficulties, the risk that have reduced because pier construction in massif excavation, the water brings increase and the cost increase, but and the reduction of erection time.
Mountain bridge construction pattern near water is close in employing, has utilized the precipitous landform of hillside physical features, has reduced difficulty of construction, the form of bridge is succinct, can get integrated into environment, again can convenient construction, it is also more suitable to stride the footpath, reduces the height of superstructure as far as possible, the distance of further bridge floor and the water surface.
In order to ensure the result of use of the art of this patent, should pay attention in the work progress closing on the protection of side slope and water body.
In an embodiment of the present utility model, the utility model is applied to the bridge engineering that certain encircles the newly-built view road in lake, the restriction condition of this project is:
Consider from the view aspect that 1, bridge is close to precipitous loke shore and is arranged.
2, the loke shore gradient is precipitous, and lake water water level seasonal variety is big, and bridge must subaqueous work.
3, loke shore hillside superficial part is the sand stone layer of mud or alluvial, and local location is distributed with mucky soil, and the bottom is middle weathering dolomitic limestone, the unsuitable large tracts of land excavation of loke shore.
4, seismic fortification intensity is 8 degree, and designing basic earthquake acceleration is 0.20g, and the design earthquake is grouped into the 3rd group, and site category is the II class, belongs to the unfavorable location of antidetonation.
At this engineering roadblock, to be close under a kind of complicated environmental condition of the present utility model the mountain near water bridge design, as follows:
As shown in Figure 1, bridge lateral faces mountain one side bearing and is positioned on the grade beam cradle 2, one is sidelong and places on the pile formula bridge pier 5 near water.Suitable foundation treatment mode is adopted in grade beam cradle 2 bottoms, has adopted rock bolt 3 according to geological condition; Bored pile 4 adopts steel casing follow-up construction, on bearing stratum setting and the basement rock.Superstructure adopts the hollow slab beam 1 of integral hoisting.Pier column arranges the limited block 6 that matches with pier column at the bottom of being in beam, and side arranges greening groove 8 near water, carries out necessary landscape ornamental.As Fig. 2, bridge span is set to 6m, and Dun Ding arranges the end floor beam bracket, and bracket overlaps mutually up and down, and the rubber cushion blocks bearing is set between bracket.For guaranteeing beam body stress condition, the end floor beam that bracket is set down carries out necessary increasing.
The utility model has overcome similar engineering in the past because massif significantly being excavated, arrange in the water the impracticable situation of environmental protection requirement in cofferdam etc.; make that bridge construction is in safety, controllable state under complicated environmental condition; engineering is able to smooth implementation; also implement to provide a kind of new structure pattern and job practices for bridge engineering under the similar complicated environmental condition, advance the application of being close to the mountain bridge.
Claims (5)
1. one kind is close to mountain bridge construction near water, comprises bridge deck structure, it is characterized in that this bridge construction is close to mountain one side the grade beam cradle is set; A side adopts pile formula bridge pier near water; Described bridge deck structure one side is on the grade beam cradle, and opposite side places on the pile formula bridge pier.
2. bridge construction according to claim 1 is characterized in that bridge deck structure adopts band bracket integrated precast hollow slab beam, and the horizontal side of hollow slab beam is held on the grade beam cradle, and opposite side places pile formula bridge pier top.
3. bridge construction according to claim 1 is characterized in that described grade beam cradle fixes by rock bolt and massif.
4. bridge construction according to claim 2 is characterized in that the hollow slab beam end is provided with end floor beam, and a side crossbeam arranges bracket, and the local thickening of opposite side end floor beam arranges down bracket, between the adjacent hollow plate-girder by about bracket interconnect.
5. bridge construction according to claim 2, it is characterized in that described pile formula bridge pier bottom arranges bored pile, pier column directly is connected with bored pile, the pier column top arranges laminated rubber bearing, grade beam cradle top also is provided with laminated rubber bearing, and hollow slab beam is shelved on the neoprene bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116078 CN203160110U (en) | 2013-03-14 | 2013-03-14 | Near-mountain and near-water bridge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116078 CN203160110U (en) | 2013-03-14 | 2013-03-14 | Near-mountain and near-water bridge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203160110U true CN203160110U (en) | 2013-08-28 |
Family
ID=49021306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320116078 Expired - Fee Related CN203160110U (en) | 2013-03-14 | 2013-03-14 | Near-mountain and near-water bridge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203160110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056530A (en) * | 2018-09-25 | 2018-12-21 | 中铁二院工程集团有限责任公司 | A kind of king-post base configuration being suitable for bridge tower on steep side slope |
| CN110847055A (en) * | 2019-12-10 | 2020-02-28 | 中铁十二局集团有限公司 | Bridge pier of mountain-crossing highway bridge, construction method and mountain-crossing highway bridge |
-
2013
- 2013-03-14 CN CN 201320116078 patent/CN203160110U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056530A (en) * | 2018-09-25 | 2018-12-21 | 中铁二院工程集团有限责任公司 | A kind of king-post base configuration being suitable for bridge tower on steep side slope |
| CN110847055A (en) * | 2019-12-10 | 2020-02-28 | 中铁十二局集团有限公司 | Bridge pier of mountain-crossing highway bridge, construction method and mountain-crossing highway bridge |
| CN110847055B (en) * | 2019-12-10 | 2021-03-23 | 中铁十二局集团有限公司 | Bridge pier of mountain-crossing highway bridge, construction method and mountain-crossing highway bridge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104047222B (en) | One kind is close to mountain bridge structure and its construction method near water | |
| CN102505695B (en) | Construction method for deep foundation pit of three-dimensional garage | |
| CN202969392U (en) | Complex geology deep excavation pit combined support | |
| CN106758841B (en) | A kind of whole construction process of the double rope face low-pylon cable-stayed bridges of double tower | |
| CN102535474B (en) | A kind of construction method of deep-foundation pit excavation | |
| CN102828520A (en) | Ring-shaped inner supporting structure used in deep peat soil deep foundation pit | |
| CN106013171B (en) | A kind of semi-rigid supporting construction semi-flexible and method of deep-foundation side wall | |
| CN107218046A (en) | Mechanical assistance sealing Station structure and construction method in a kind of pilot tunnel | |
| CN102518453A (en) | Quick tunnel-entrance construction method for bias-pressure shallow-buried or single-pressure tilting arenaceous loess tunnels | |
| CN105604576B (en) | A kind of soft rock strata tunneling large-section tunnel construction method | |
| CN104947682A (en) | Foundation pit support construction method and device thereof | |
| CN105133558B (en) | Deep water drift net platform and its construction method | |
| CN104532868A (en) | Anchored high bearing platform grouped pile foundation building method for high-steep deformation slope area bridge | |
| CN109518699A (en) | Miniature steel pipe pile adds grid spray anchor deep foundation ditch combination supporting scheme system and its construction method | |
| CN1605679A (en) | Anchor cable retaining wall road bank and cantilevered structured combined road | |
| CN109441456A (en) | A kind of the tunnel structure and its construction method of weakness Facility-sliding strata | |
| CN203716156U (en) | Pit-in-pit city gate hole type excavation construction structure in deep foundation pit | |
| CN108560572A (en) | A kind of construction method of extra-high support system | |
| CN203160110U (en) | Near-mountain and near-water bridge structure | |
| CN202323960U (en) | Shallow foundation pit forming construction structure capable of ensuring slope stability | |
| CN207452911U (en) | A kind of multi-thread crossings on different level abnormal shape deep foundation pit supporting structure | |
| CN204283438U (en) | Portal supporting and protection structure | |
| CN101793032A (en) | Construction method of deep foundation ditch on small place | |
| CN208917850U (en) | A kind of miniature steel pipe pile adds grid to spray anchor deep foundation ditch combination supporting scheme system | |
| CN109487748A (en) | Nearby Structure depth riverbed quaywall supporting construction and construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20210314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |