CN105421484A - Deep pond spanning structure - Google Patents
Deep pond spanning structure Download PDFInfo
- Publication number
- CN105421484A CN105421484A CN201510985889.8A CN201510985889A CN105421484A CN 105421484 A CN105421484 A CN 105421484A CN 201510985889 A CN201510985889 A CN 201510985889A CN 105421484 A CN105421484 A CN 105421484A
- Authority
- CN
- China
- Prior art keywords
- pier
- girder
- plate
- oil pipeline
- dark pool
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- 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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
Abstract
The invention discloses a deep pond spanning structure. The deep pond spanning structure comprises a plurality of base groups which are horizontally and uniformly arranged; each base group is composed of a plurality of bases which are arranged longitudinally; a longitudinal straining beam is arranged at the top of each base group; a cushion layer is arranged between each straining beam and each base; side piers are arranged at the upper parts of the straining beams at the two sides; a plurality of rows of pier bodies are arranged between two side piers; a plate beam is mounted at the upper part of each pier body; the two ends of each plate beam are positioned on the side piers. Supported on hard soil layers under a deep pond by adopting the bases, the deep pond spanning structure is relatively high in bearing capacity and can be used for providing enough bearing force for an upper spanning structure, so that the stability of a roadbed can be effectively guaranteed; horizontal extrusion caused by vertical sinking to the surrounding buildings can be prevented; the surrounding buildings can be effectively prevented from damages; a short bridge structure is used for replacing the original soil filling so as to realize roadbed construction spanning the deep pond; an enough supporting force is provided for the upper laid pavement; the problem of large influences caused to side direction of an adjacent building during construction of a highly-filled roadbed at the present stage can be effectively solved as well.
Description
Technical field
The present invention relates to road foundation dark pool crossing construction, be specifically related to a kind of dark pool Oil pipeline.
Background technology
Darker pool can be run into unavoidably in subgrade construction process, Traditional foundations construction often adopts the form of filled-up ground to cross over pool, because in pool, soil property bearing capacity is extremely low, for meeting related specifications for subgrade settlement requirement, the height of roadbed filling is often higher, at the initial stage of China's development, the form that this dark pool is crossed over is rational.
Along with China's expanding economy, more and more less for the space of carrying out infrastructure construction, roadbed particularly high-fill roadbed to fill the impact brought surrounding enviroment increasing, more need in work progress to consider the impact on surrounding enviroment.With regard to the dark pool is crossed over, although tradition high-fill roadbed can meet the requirement of specification for subgrade settlement, but roadbed filling is too high, the impact of following several respects can be brought: in the dark pool, soil property characteristic load bearing capacity is lower, higher filled-up ground can make into larger pressure with local methods in the dark pool, causes soil body lateral extrusion, causes surrounding formations displacement, to affect when the stability of adjacent building, particularly periphery exist this kind of facility very responsive for formation displacement of high ferro impact greatly; Because roadbed filling is higher, construction quality is difficult to ensure, cause its stability far away not as good as low filled-up ground, to operation stage, the security and stability of road brings great potential safety hazard; The more difficult control of high-fill roadbed work progress, often because ground substrate degree of compaction is inadequate, foundation drainage is improper, filler is defective, filler moisture content and degree of compaction do not reach the reasons such as requirement and cause high-fill roadbed second-rate, often occur differential settlement in work progress and after work, roadbed durability is poor.
Summary of the invention
For solving the problem, the object of the invention is to overcome the deficiencies in the prior art, providing a kind of lateral displacement little, safe and reliable and the good dark pool Oil pipeline of useful life longevity.
The present invention for achieving the above object, be achieved through the following technical solutions: dark pool Oil pipeline, comprise laterally evenly distributed several base set, each base set is made up of the basis of several longitudinal arrangement, each base set top arranges longitudinal binder, between binder and each basis, bed course is set, the binder top of both sides arranges side pier, number row pier shaft is set between two side piers, that often arranges pier shaft equal longitudinal arrangement is arranged on binder, pier shaft and corresponding basis are positioned on same center line, and plate-girder is installed on pier shaft top, and plate-girder two ends are positioned on the pier of side.
For realizing object of the present invention further, can also by the following technical solutions: arrange between described pier shaft and plate-girder across pier cap, side pier cap is set between side pier and plate-girder; Described side pier cap cross section is L shape, and plate-girder one end is positioned at a upper lateral part of side pier cap, and the opposite side end face of side pier cap and plate-girder end face are positioned on same horizontal plane; Described bed course is concrete cushion; Described side pier is gravity pier, and side pedestal arranges at least two base set; Described side pier is the columnar pier of several longitudinal arrangement, and side pier is positioned on same center line with corresponding basis.
The invention has the advantages that: the present invention adopt base support under the dark pool below hard soil layer on, its bearing capacity is higher, enough bearing capacities can be provided for top Oil pipeline, effectively can ensure the stability of roadbed, lateral extrusion can not be produced because of Vertical Settlement to neighboring buildings, can effectively avoid damaging neighboring buildings; This Oil pipeline is applied widely, and reliability is high, has good economic and social benefits; Utilizing short bridge construction to substitute original banketing and carry out crossing over the subgrade construction on the dark pool, for above covering while road surface provides enough support forces, effectively can solve problem larger to adjacent building lateral effect in present stage high-fill roadbed work progress.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention; Fig. 2 is the another kind of structural representation of the present invention; Fig. 3 is the stereogram of Fig. 1; Fig. 4 is the stereogram of Fig. 2.
Reference numeral: the basic 3 bed course 4 binder 5 pier shaft 6 side pier caps 7 in the 1 dark pool 2 are across pier cap 8 plate-girder 9 side pier.
Detailed description of the invention
Dark pool Oil pipeline, as shown in Figure 1, comprise laterally evenly distributed several base set, each base set is made up of the basis 2 of several longitudinal arrangement, each base set top arranges longitudinal binder 4, between binder 4 and each basic 2, bed course 3 is set, binder 4 top of both sides arranges side pier 9, number row pier shaft 5 is set between two side piers 9, often arrange pier shaft 5 all longitudinal arrangement be arranged on binder 4, pier shaft 5 is positioned on same center line with corresponding basis 2, and plate-girder 8 is installed on pier shaft 5 top, and plate-girder 8 two ends are positioned on side pier 9.Basis 2 is arranged on the hard soil layer on the dark pool less than 1, and its effect is delivered on ground by structural load, and provide enough bearing capacities, the form of described basic 2 employing bored piles, and it is long determines through calculating according to engine request and engineering geological conditions.This structure adopts basis 2 to be supported on the better soil layer in bottom, can provide enough bearing capacities, effectively can ensure the stability of roadbed for top Oil pipeline; Structural entity is that steel concrete is made, and its overall durability is more traditional filling roadbed good a lot; Because structural entity is supported on the hard soil layer on the dark pool less than 1, its bearing capacity is higher, therefore can not produce lateral extrusion because of Vertical Settlement to neighboring buildings, can effectively avoid damaging neighboring buildings; This Oil pipeline is applied widely, and reliability is high, has good economic and social benefits; Utilizing short bridge construction to substitute original banketing and carry out crossing over the subgrade construction on the dark pool, for above covering while road surface provides enough support forces, effectively can solve problem larger to adjacent building lateral effect in present stage high-fill roadbed work progress.Binder 4 is reinforced concrete beam, can connect as a whole by foundation pile below bed course 3, to strengthen the bearing capacity of basic pile foundation, plays the effect that load distributes and transmits simultaneously.
Arrange between described pier shaft 5 and plate-girder 8 across pier cap 7, side pier cap 6 is set between side pier 9 and plate-girder 8.Be tabular reinforced concrete structure across pier cap 7, pier shaft 5 can be held together across pier cap 7, the power comparatively concentrated that plate-girder 8 can also be transmitted, passes to pier shaft 5 with being uniformly dispersed.Plate-girder 8 is by seat supports on pier cap, and plate-girder 8 is steel concrete prestressed girder, and its top is road structure.
Described side pier cap 6 cross section is L shape, and plate-girder 8 one end is positioned at a upper lateral part of side pier cap 6, and opposite side end face and plate-girder 8 end face of side pier cap 6 are positioned on same horizontal plane.Side pier cap 6 is reinforced concrete structure.
Described bed course 3 is concrete cushion.Its overall durability is higher, plays the effect be convenient to the arrangement of binder 4 reinforcing bar and facilitated bed course 3 superstructure formwork erection.
Described side pier 9 selects form to determine according to leap both sides, district actual conditions, and can be gravity pier, also can be the columnar pier of several longitudinal arrangement.
When crossing over both sides, district bearing capacity of foundation soil and being higher, described side pier 9 is gravity pier, and side pier 9 bottom arranges at least two base set.Gravity pier can lean on self gravitation to balance the lateral pressure brought from described plate-girder and the side slope of embankment soil body, and borrow self larger cross-section size and weight to bear the external force of vertical direction and horizontal direction, its underpart foundation pile adopts the multi-column pier foundation of at least two row's word orders, and multi-column pier foundation contact is integrated by binder 4.Gravity pier available block stone, sheet stone concrete or concrete material are built, and have firm durable, construct simple and easy, draw materials conveniently, the advantages such as saving steel.
When crossing over both sides, district bearing capacity of foundation soil and being lower, described side pier 9 is the columnar pier of several longitudinal arrangement, and side pier 9 is positioned on same center line with corresponding basis 2.Columnar pier Rigidity and strength is all comparatively large, and can alleviate pier shaft deadweight, columnar pier is held together by side pier cap 6, and makes the convenient power that will comparatively concentrate of side pier cap 6, passes to side pier 9 with being uniformly dispersed, and by side pier 9, power being passed to corresponding basis 2.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.
Claims (6)
1. dark pool Oil pipeline, it is characterized in that: comprise laterally evenly distributed several base set, each base set is made up of the basis (2) of several longitudinal arrangement, each base set top arranges longitudinal binder (4), bed course (3) is set between binder (4) and each basis (2), binder (4) top of both sides arranges side pier (9), number row's pier shaft (5) is set between two side piers (9), often arrange pier shaft (5) all longitudinal arrangement be arranged on binder (4), pier shaft (5) is positioned on same center line with corresponding basis (2), plate-girder (8) is installed on pier shaft (5) top, plate-girder (8) two ends are positioned on side pier (9).
2. the dark pool according to claim 1 Oil pipeline, is characterized in that: arrange between described pier shaft (5) and plate-girder (8) across pier cap (7), arrange side pier cap (6) between side pier (9) and plate-girder (8).
3. the dark pool according to claim 2 Oil pipeline, it is characterized in that: described side pier cap (6) cross section is L shape, plate-girder (8) one end is positioned at a upper lateral part of side pier cap (6), and opposite side end face and plate-girder (8) end face of side pier cap (6) are positioned on same horizontal plane.
4. the dark pool according to claim 1 Oil pipeline, is characterized in that: described bed course (3) is concrete cushion.
5. the dark pool according to claim 1 Oil pipeline, is characterized in that: described side pier (9) is gravity pier, and side pier (9) bottom arranges at least two base set.
6. the dark pool according to claim 1 Oil pipeline, is characterized in that: the columnar pier that described side pier (9) is several longitudinal arrangement, side pier (9) is positioned on same center line with corresponding basis (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985889.8A CN105421484A (en) | 2015-12-25 | 2015-12-25 | Deep pond spanning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985889.8A CN105421484A (en) | 2015-12-25 | 2015-12-25 | Deep pond spanning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105421484A true CN105421484A (en) | 2016-03-23 |
Family
ID=55499995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510985889.8A Pending CN105421484A (en) | 2015-12-25 | 2015-12-25 | Deep pond spanning structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN105421484A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319064A (en) * | 2021-12-03 | 2022-04-12 | 中铁第四勘察设计院集团有限公司 | Integral rigid frame bridge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2632135Y (en) * | 2003-06-27 | 2004-08-11 | 北京建达道桥咨询有限公司 | Pile unitary columnar pier structure |
| JP3967997B2 (en) * | 2002-11-06 | 2007-08-29 | 新日本製鐵株式会社 | Three-dimensional ramen type elevated structure |
| CN201722597U (en) * | 2010-05-10 | 2011-01-26 | 苏州市交通设计研究院有限责任公司 | Combined pile-column type abutment structure |
| CN103741604A (en) * | 2014-01-21 | 2014-04-23 | 张利铨 | Fully prefabricated reinforced concrete bridge assembly structure and connecting method for same |
| CN203583369U (en) * | 2013-12-10 | 2014-05-07 | 中铁二十局集团第一工程有限公司 | Underwater temporary supporting pier for steel trussed beam dragging erection |
| CN203684108U (en) * | 2014-01-21 | 2014-07-02 | 张利铨 | Fully-precast assembly type reinforced concrete bridge assembling structure |
| CN104047222A (en) * | 2013-03-14 | 2014-09-17 | 上海市政工程设计研究总院（集团）有限公司 | Bridge structure near mountain and by river and construction method of bridge |
| CN205617416U (en) * | 2015-12-25 | 2016-10-05 | 中铁十四局集团有限公司 | Structure is strideed across on dark pool |
-
2015
- 2015-12-25 CN CN201510985889.8A patent/CN105421484A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3967997B2 (en) * | 2002-11-06 | 2007-08-29 | 新日本製鐵株式会社 | Three-dimensional ramen type elevated structure |
| CN2632135Y (en) * | 2003-06-27 | 2004-08-11 | 北京建达道桥咨询有限公司 | Pile unitary columnar pier structure |
| CN201722597U (en) * | 2010-05-10 | 2011-01-26 | 苏州市交通设计研究院有限责任公司 | Combined pile-column type abutment structure |
| CN104047222A (en) * | 2013-03-14 | 2014-09-17 | 上海市政工程设计研究总院（集团）有限公司 | Bridge structure near mountain and by river and construction method of bridge |
| CN203583369U (en) * | 2013-12-10 | 2014-05-07 | 中铁二十局集团第一工程有限公司 | Underwater temporary supporting pier for steel trussed beam dragging erection |
| CN103741604A (en) * | 2014-01-21 | 2014-04-23 | 张利铨 | Fully prefabricated reinforced concrete bridge assembly structure and connecting method for same |
| CN203684108U (en) * | 2014-01-21 | 2014-07-02 | 张利铨 | Fully-precast assembly type reinforced concrete bridge assembling structure |
| CN205617416U (en) * | 2015-12-25 | 2016-10-05 | 中铁十四局集团有限公司 | Structure is strideed across on dark pool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319064A (en) * | 2021-12-03 | 2022-04-12 | 中铁第四勘察设计院集团有限公司 | Integral rigid frame bridge |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |