CN104109995B - A kind of pedestrian overcrossing and construction method thereof - Google Patents
A kind of pedestrian overcrossing and construction method thereof Download PDFInfo
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- CN104109995B CN104109995B CN201410383166.6A CN201410383166A CN104109995B CN 104109995 B CN104109995 B CN 104109995B CN 201410383166 A CN201410383166 A CN 201410383166A CN 104109995 B CN104109995 B CN 104109995B
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Abstract
The invention discloses a kind of pedestrian overcrossing, comprise pontic, also comprise the concrete foundation cushion cap of multiple spaced strip, the upper surface of multiple concrete foundation cushion cap forms supporting plane jointly, forms underground utilities passage between adjacent concrete foundation cushion cap; Also comprise the plane steelframe be arranged on supporting plane; Also comprise the pillar be arranged on plane steelframe, pontic passes through shore supports.The invention also discloses a kind of pedestrian overcrossing construction method.The present invention adopts the concrete foundation cushion cap of multiple strip to substitute traditional pile foundation and supports overline bridge, makes when obtaining identical support effect, and the degree of depth and the area of foundation ditch reduce greatly.Because the degree of depth of foundation ditch and area reduce greatly, in construction, without the need to protecting surrounding buildings ground, support without the need to arranging hole wall, easy construction, short construction period, operating expenses are low, and can not impact underground utilities.
Description
Technical field
The present invention relates to bridge and method for bridge construction.
Background technology
In China, city pedestrian overcrossing mainly adopts deep pile foundation, with regard to current Selection of Urban Pedestrian Overpass construction, there is following problem:
1. no matter adopt friction pile, end bearing pile, preformed pile or drilled pile, all there is construction operation area large, the problem that foundation depth is dark, needs to protect surrounding buildings ground in construction, arranges hole wall and supports.Meanwhile, due to the reason such as geology or underground water, hole wall Area of bearing is large, and cause constructional difficulties, operating expenses is high, long construction period.
2. during construction, excavation amount is large, and the dust of generation and mud have a strong impact on nearby residents life.Long construction period also will cause long traffic jam.
3., because foundation depth is large, in pile foundation construction process, easily urban Underground pipeline and cable are impacted.Usually namely need to change underground pipeline and cable before construction.After having constructed, the maintenance of sky Bridge Foundation and the maintenance of underground utilities also can influence each other.
Summary of the invention
Namely object of the present invention is to overcome the deficiencies in the prior art, provide a kind of can construction operation area little, foundation depth is shallow, low and the pedestrian overcrossing of urban Underground pipeline and cable can not be affected without the need to cheating wall support, easy construction, short construction period, operating expenses.
Another object of the present invention is to provide a kind of pedestrian overcrossing construction method.
Object of the present invention is achieved through the following technical solutions:
A kind of pedestrian overcrossing, comprise pontic, also comprise the concrete foundation cushion cap of multiple spaced strip, the upper surface of multiple concrete foundation cushion cap forms supporting plane jointly, forms underground utilities passage between adjacent concrete foundation cushion cap; Also comprise the plane steelframe be arranged on supporting plane; Also comprise the pillar be arranged on plane steelframe, pontic passes through shore supports.
The present invention adopts the concrete foundation cushion cap of multiple strip to substitute traditional pile foundation and supports overline bridge, makes when obtaining identical support effect, and the degree of depth and the area of foundation ditch reduce greatly.Because the degree of depth of foundation ditch and area reduce greatly, in construction, without the need to protecting surrounding buildings ground, support without the need to arranging hole wall, easy construction, short construction period, operating expenses are low.Meanwhile, because the degree of depth of foundation ditch and area reduce greatly, construction excavation amount also reduces greatly, drops to minimum by the impact of living on nearby residents.
In fact, adopt overall board-like concrete foundation cushion cap also can realize above-mentioned functions, but overall board-like concrete foundation cushion cap can to underground pipeline and the maintenance of cable and impacting of laying, therefore, the concrete foundation cushion cap of multiple strip is adopted to realize the present invention.Owing to have employed the concrete foundation cushion cap of multiple strip, the underground utilities passage formed between concrete foundation cushion cap can make when laying or safeguarding underground pipeline and cable, directly ground herein can be excavated, thus underground pipeline and cable are laid and safeguarded.Meanwhile, the spacing between concrete foundation cushion cap can adjust according to the distribution situation of construction location underground utilities, and flexibility is high.
Adopt plane steelframe to connect concrete foundation cushion cap, make overline bridge possess higher disturbance rejection, antidetonation and overturning or slip resistance analysis performance.
Further, described plane steelframe arranges connecting elements, described pillar is steel pipe, and described pillar is fixed on described plane steelframe by connecting elements.
Further, also comprise concrete linkage section, concrete linkage section is arranged at the end of described concrete foundation cushion cap and is linked into an integrated entity by multiple described concrete foundation cushion cap.
Concrete linkage section is set, by concrete linkage section, concrete foundation cushion cap is linked into an integrated entity, thus substantially increase the supporting capacity of concrete foundation cushion cap, be applicable to the occasion that pontic quality is larger.
Further, described plane steelframe is the steelframe through concrete pack process.
Plane steelframe is the steelframe through concrete pack process, and it possesses higher resistance to corrosion, improves life-span of the present invention and safety.
Further, the link position of described pillar and described plane steelframe is just to described concrete foundation cushion cap.
Further, described plane steelframe comprises parallel-segment and between two parallel-segment and arranged crosswise or the linkage section that is arranged in parallel; During linkage section arranged crosswise, the crossover location of linkage section is positioned at described concrete foundation cushion cap place; When linkage section is arranged in parallel, linkage section is positioned on described concrete foundation cushion cap.
Further, the overall height of described concrete foundation cushion cap and described plane steelframe is not more than 1.8m.
Another object of the present invention is achieved through the following technical solutions:
A kind of pedestrian overcrossing construction method, comprises the steps:
Step 1: according to the spacing of construction location underground utilities distribution situation determination concrete foundation cushion cap; According to the arrangement mode of construction location geographic basis determination concrete foundation cushion cap;
Step 2: cast-in-place or precast concrete foundation cushion cap;
Step 3: excavate foundation ditch at construction location;
Step 4: concrete foundation cushion cap is positioned in foundation ditch according to the spacing determined in step 1;
Step 5: set up plane steelframe on the supporting plane that the upper surface of multiple concrete foundation cushion cap is formed jointly;
Step 6: pillar is fixed on plane steelframe;
Step 7: landfill foundation ditch;
Step 8: assemble pontic on pillar;
Wherein, foundation platform is identical with the degree of depth of foundation ditch with the overall height of plane steelframe, and the overall height of foundation platform and plane steelframe is not more than 1.8m.
Further, in described step 5, also comprise the step of described plane steelframe being carried out to concrete pack.
Further, in described step 5, be also included in the step described supporting plane being arranged connecting elements, connecting elements is arranged at described concrete foundation cushion cap place; In described step 6, described pillar is fixed on described plane steelframe by connecting elements; In described step 6, also comprise the step of the link position of described pillar and described plane steelframe being carried out to concrete pack.
In sum, advantage of the present invention and beneficial effect are:
1. the present invention adopts the concrete foundation cushion cap of multiple strip to substitute traditional pile foundation to support overline bridge, and make when obtaining identical support effect, the degree of depth and the area of foundation ditch reduce greatly.Because the degree of depth of foundation ditch and area reduce greatly, in construction, without the need to protecting surrounding buildings ground, support without the need to arranging hole wall, easy construction, short construction period, operating expenses are low.
2., because the degree of depth of foundation ditch and area reduce greatly, construction excavation amount also reduces greatly, drops to minimum by the impact of living on nearby residents.
3. the buried depth due to concrete foundation cushion cap is shallow, and the degree of depth of foundation ditch and area reduce, and can not have any impact in work progress to existing underground pipeline and cable.
4. owing to have employed the concrete foundation cushion cap of multiple strip, the underground utilities passage formed between concrete foundation cushion cap can make when laying or safeguarding underground pipeline and cable, directly ground herein can be excavated, thus underground pipeline and cable are laid and safeguarded.Meanwhile, the spacing between concrete foundation cushion cap can adjust according to the distribution situation of construction location underground utilities, and flexibility is high.
5. adopt plane steelframe to connect concrete foundation cushion cap, make overline bridge possess higher disturbance rejection, antidetonation and overturning or slip resistance analysis performance.
6. concrete linkage section is set, by concrete linkage section, concrete foundation cushion cap is linked into an integrated entity, thus substantially increase the supporting capacity of concrete foundation cushion cap, make the present invention be applicable to the larger occasion of pontic quality.
7. plane steelframe is the steelframe through concrete pack process, and it possesses higher resistance to corrosion, improves life-span of the present invention and safety.
8. because the present invention is little on surrounding buildings impact, and can not impact underground pipeline and cable in work progress, therefore the present invention can do when implementing and survey with surveying simply or do not do, and greatly reduces workflow.
9. the present invention can dismantle easily, and the component after dismounting can reuse.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiments of the invention, be briefly described to the accompanying drawing used required for describing in the embodiment of the present invention below.Apparent, the accompanying drawing in the following describes is only some embodiments recorded in the present invention, for a person skilled in the art, when not paying creative work, according to accompanying drawing below, can also obtain other accompanying drawing.
Fig. 1 is the structural representation of pedestrian overcrossing in the present invention;
Fig. 2 is the working state figure of pedestrian overcrossing in the present invention;
Fig. 3 is a kind of configuration status figure of concrete foundation cushion cap;
Fig. 4 is the another kind of configuration status figure of concrete foundation cushion cap;
Wherein, the component title that Reference numeral is corresponding is as follows:
1-pontic, 2-concrete foundation cushion cap, 3-supporting plane, 4-plane steelframe, 5-pillar, 6-underground utilities passage, 7-concrete linkage section, 8-foundation ditch, 9-underground utilities, 10-flange, 11-underground utilities, 41-parallel-segment, 42-linkage section.
Detailed description of the invention
In order to make those skilled in the art understand the present invention better, below in conjunction with the accompanying drawing in the embodiment of the present invention, clear, complete description is carried out to the technical scheme in the embodiment of the present invention.Apparent, embodiment described below is only the part in the embodiment of the present invention, instead of all.Based on the embodiment that the present invention records, other all embodiment that those skilled in the art obtain when not paying creative work, all in the scope of protection of the invention.
Embodiment 1:
As shown in Figure 1, a kind of pedestrian overcrossing, comprises pontic 1, also comprises the concrete foundation cushion cap 2 of multiple spaced strip, the upper surface of multiple concrete foundation cushion cap 2 forms supporting plane 3 jointly, forms underground utilities passage 6 between adjacent concrete foundation cushion cap 2; Also comprise the plane steelframe 4 be arranged on supporting plane 3; Also comprise the pillar 5 be arranged on plane steelframe 4, pontic 1 is supported by pillar 5.
As shown in Figure 2, the construction method of pedestrian overcrossing, comprises the steps:
Step 1: according to the spacing of construction location underground utilities distribution situation determination concrete foundation cushion cap; According to the arrangement mode of construction location geographic basis determination concrete foundation cushion cap 2;
Step 2: cast-in-place or precast concrete foundation cushion cap 2;
Step 3: excavate foundation ditch 8 at construction location;
Step 4: concrete foundation cushion cap 2 is positioned in foundation ditch 8 according to the spacing determined in step 1;
Step 5: set up plane steelframe 4 on the supporting plane 3 that the upper surface of multiple concrete foundation cushion cap 2 is formed jointly;
Step 6: pillar 5 is fixed on plane steelframe 4;
Step 7: landfill foundation ditch 8;
Step 8: assemble pontic 1 on pillar 5.
Wherein, foundation platform 2 is identical with the degree of depth of foundation ditch 8 with the overall height of plane steelframe 4.
When arranging concrete foundation cushion cap 2, the mode of the axes normal of the axis of concrete foundation cushion cap 2 and plane steelframe 4 can be adopted to arrange, also form as shown in Figure 3 can be adopted, the axis of concrete foundation cushion cap 2 and the axis off plumb mode of plane steelframe 4 are arranged, concrete deployment scenarios, can adjust according to the distribution situation of construction location underground utilities 9.For the underground utilities 9 laterally running through pedestrian overcrossing, concrete foundation cushion cap 2 should be arranged so that underground utilities 9 maybe can be positioned at the below of underground utilities passage 6 through underground utilities passage 6, and underground utilities 9 do not intersect with concrete foundation cushion cap 2.For the underground utilities 11 axially running through pedestrian overcrossing, the degree of depth of foundation ditch 8 should be controlled, make underground utilities 11 be positioned at the below of foundation ditch 8.Usually, underground utilities 11 buried depth, at below 2m, therefore, can arrange foundation platform 2 and be not more than 1.8m with the overall height of plane steelframe 4.
When arranging concrete foundation cushion cap 2, according to the arrangement mode of the geographic basis determination concrete foundation cushion cap 2 of job location.Such as, concrete foundation cushion cap 2 can adopt mode arranged in a straight line, as shown in Figure 4, also can adopt the mode (not shown) of arc shooting.The global shape of plane steelframe 4 and concrete foundation cushion cap 2 arrange the shape formed and adapt.
Pillar 5 can be ferroconcrete prop, adopts the mode welding or arrange on plane steelframe 4 connecting elements to be connected with plane steelframe 4.In order to improve the structural strength of pillar 5, steel pipe also can be adopted to form pillar 5.When adopting steel pipe to form pillar 5, mode connecting struts 5 and the plane steelframe 4 of welding can be adopted, also connecting elements can be set on plane steelframe 4, adopt connecting elements connecting struts 5 and plane steelframe 4.Connecting elements can be junction steel plate or flange 10.
For the pontic 1 that quality is larger, in order to improve supporting capacity, can also adopt form as shown in Figure 3, arrange concrete linkage section 7, concrete linkage section 7 is arranged at the end of described concrete foundation cushion cap 2 and is linked into an integrated entity by multiple described concrete foundation cushion cap 2.
In order to make the support of pontic 1 more reliable, when mounting column 5, the link position of pillar 5 and plane steelframe 4 is just to concrete foundation cushion cap 2.Concrete foundation cushion cap 2 is maximum with the contact position intensity of plane steelframe 4, pillar 5 is arranged on this point, also avoid the generation of moment, make the support of pontic 1 more reliable.It should be noted that, not all corresponding pillar 5 of each concrete foundation cushion cap 2, the quantity of pillar 5 is determined according to the structure of pontic 1 and quality.
A kind of way of realization of plane steelframe 4 is as follows: plane steelframe 4 comprises parallel-segment 41 and between two parallel-segment 41 and the linkage section 42 of arranged crosswise, the crossover location of linkage section 42 is positioned at concrete foundation cushion cap 2 place.It should be noted that, length and the width of plane steelframe 4 adjust according to load capacity.
Plane steelframe 4 can also adopt following form to realize: described plane steelframe 4 comprises parallel-segment 41 and between two parallel-segment 41 and the linkage section 42 be arranged in parallel, linkage section 42 is positioned on described concrete foundation cushion cap 2.
In order to improve life and reliability of the present invention, need to carry out anti-corrosion treatment to plane steelframe 4.In the present embodiment, plane steelframe 4 carries out anticorrosion by concrete pack process.
Embodiment 2:
The present embodiment, on the basis of embodiment 1, is further described pedestrian overcrossing and construction method thereof.
The weight of pontic 1 is 50T, and length is 25m, and width is 2m.
The width of concrete foundation cushion cap 2 is 0.6m, is highly 1m, and length is 3m.
The quantity of concrete foundation cushion cap 2 is 6, and the spacing of concrete foundation cushion cap 2 is 4.16m.
The steel pipe that pillar 5 is 0.6m by diameter is formed, and the quantity of pillar 5 is 4.
The length of plane steelframe 4 is 27m, and width is 2m, and the i iron that plane steelframe 4 adopts 0.3m high is formed, and plane steelframe 4 comprises the parallel-segment 41 and the linkage section 42 between parallel-segment 41 arranged in a crossed manner that are set in parallel in described foundation platform 2 two ends.The crossover location of linkage section 42 is corresponding with concrete foundation cushion cap 2, and the crossover location place of linkage section 42 is provided with flange 10, and pillar 5 and flange 10 are welded to connect.The axis of concrete foundation cushion cap 2 and the axes normal of plane steelframe 4.
In the present embodiment, also provide one group of comparative example, adopt traditional end bearing pile structure to construct to the pontic 1 in the present embodiment.The contrast of two kinds of structures and form of construction work is as shown in table 1.
Table 1
As can be seen from table a kind, the pedestrian overcrossing in the present embodiment is relative to the pedestrian overcrossing of traditional structure, and in construction, the engineering time obviously shortens, earth excavation amount obviously reduces, cost obviously reduces.Foundation depth reduces greatly simultaneously, thus can not impact underground utilities.
Pedestrian overcrossing in the present embodiment and the pedestrian overcrossing in comparative example, building up and after working 30 days, its state vs is as shown in table 2.
Table 2
As can be seen from Table 2, after the pedestrian overcrossing in the present embodiment works 30 days mutually, its duty is consistent with the overline bridge of existing structure, meets industry standard.
To sum up, the pedestrian overcrossing that the present invention records is when ensureing normal work, and construction operation area is little, foundation depth is shallow, without the need to cheating wall support, easy construction, short construction period, operating expenses is low and can not affect urban Underground pipeline and cable.
As mentioned above, just the present invention can be realized preferably.
Claims (10)
1. a pedestrian overcrossing, comprises pontic (1), it is characterized in that:
Also comprise the concrete foundation cushion cap (2) of multiple spaced strip, the upper surface of multiple concrete foundation cushion cap (2) forms supporting plane (3) jointly, forms underground utilities passage (6) between adjacent concrete foundation cushion cap (2);
Also comprise the plane steelframe (4) be arranged on supporting plane (3);
Also comprise the pillar (5) be arranged on plane steelframe (4), pontic (1) is supported by pillar (5).
2. a kind of pedestrian overcrossing according to claim 1, is characterized in that:
Described plane steelframe (4) arranges connecting elements, and described pillar (5) is steel pipe, and described pillar (5) is fixed on described plane steelframe (4) by connecting elements.
3. a kind of pedestrian overcrossing according to claim 1, is characterized in that:
Also comprise concrete linkage section (7), concrete linkage section (7) is arranged at the end of described concrete foundation cushion cap (2) and multiple described concrete foundation cushion cap (2) is linked into an integrated entity.
4. a kind of pedestrian overcrossing according to claim 1, is characterized in that:
Described plane steelframe (4) is the steelframe through concrete pack process.
5. a kind of pedestrian overcrossing according to claim 1 and 2, is characterized in that:
The link position of described pillar (5) and described plane steelframe (4) is just to described concrete foundation cushion cap (2).
6. a kind of pedestrian overcrossing according to claim 2 or 4, is characterized in that:
Described plane steelframe (4) comprises parallel-segment (41) and to be positioned between two parallel-segment (41) and arranged crosswise or the linkage section (42) that is arranged in parallel;
During linkage section (42) arranged crosswise, the crossover location of linkage section (42) is positioned at described concrete foundation cushion cap (2) place;
When linkage section (42) is arranged in parallel, linkage section (42) is positioned on described concrete foundation cushion cap (2).
7. a kind of pedestrian overcrossing according to claim 1, is characterized in that:
The overall height of described concrete foundation cushion cap (2) and described plane steelframe (4) is not more than 1.8m.
8. a pedestrian overcrossing construction method, is characterized in that, comprises the steps:
Step 1: according to the spacing of construction location underground utilities distribution situation determination concrete foundation cushion cap (2); According to the arrangement mode of construction location geographic basis determination concrete foundation cushion cap (2);
Step 2: cast-in-place or precast concrete foundation cushion cap (2);
Step 3: excavate foundation ditch (8) at construction location;
Step 4: concrete foundation cushion cap (2) is positioned in foundation ditch (8) according to the spacing determined in step 1;
Step 5: set up plane steelframe (4) on the supporting plane (3) that the upper surface of multiple concrete foundation cushion cap (2) is formed jointly;
Step 6: pillar (5) is fixed on plane steelframe (4);
Step 7: landfill foundation ditch (8);
Step 8: assemble pontic (1) on pillar (5);
Wherein, concrete foundation cushion cap (2) is identical with the degree of depth of foundation ditch (8) with the overall height of plane steelframe (4), and concrete foundation cushion cap (2) is not more than 1.8m with the overall height of plane steelframe (4).
9. a kind of pedestrian overcrossing construction method according to claim 8, is characterized in that:
In described step 5, also comprise the step of described plane steelframe (4) being carried out to concrete pack.
10. a kind of pedestrian overcrossing construction method according to claim 8, is characterized in that:
In described step 5, be also included in the step described supporting plane (3) being arranged connecting elements, connecting elements is arranged at described concrete foundation cushion cap (2) place;
In described step 6, described pillar (5) is fixed on described plane steelframe (4) by connecting elements;
In described step 6, also comprise the step of described pillar (5) and the link position of described plane steelframe (4) being carried out to concrete pack.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410383166.6A CN104109995B (en) | 2014-08-06 | 2014-08-06 | A kind of pedestrian overcrossing and construction method thereof |
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| CN201410383166.6A CN104109995B (en) | 2014-08-06 | 2014-08-06 | A kind of pedestrian overcrossing and construction method thereof |
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| CN104109995A CN104109995A (en) | 2014-10-22 |
| CN104109995B true CN104109995B (en) | 2015-12-09 |
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| CN107012793A (en) * | 2017-05-23 | 2017-08-04 | 嵊州德庆机械有限公司 | A kind of easily bridge construction device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200432359Y1 (en) * | 2006-07-27 | 2006-12-04 | 신승호 | Floating bridge using HDPE pipes as floating material |
| CN201010853Y (en) * | 2007-02-08 | 2008-01-23 | 陈映华 | Double-layer combined type overpass |
| CN201901839U (en) * | 2010-12-01 | 2011-07-20 | 李东波 | Movable bridge |
| CN203383413U (en) * | 2013-07-31 | 2014-01-08 | 陕西省第四建筑工程公司 | Pipe striding device for building roof |
| CN103835218A (en) * | 2013-12-26 | 2014-06-04 | 郑东武 | Gallery bridge type multifunctional skywalk |
| CN204059173U (en) * | 2014-08-06 | 2014-12-31 | 袁翰孜 | A kind of pedestrian overcrossing |
-
2014
- 2014-08-06 CN CN201410383166.6A patent/CN104109995B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200432359Y1 (en) * | 2006-07-27 | 2006-12-04 | 신승호 | Floating bridge using HDPE pipes as floating material |
| CN201010853Y (en) * | 2007-02-08 | 2008-01-23 | 陈映华 | Double-layer combined type overpass |
| CN201901839U (en) * | 2010-12-01 | 2011-07-20 | 李东波 | Movable bridge |
| CN203383413U (en) * | 2013-07-31 | 2014-01-08 | 陕西省第四建筑工程公司 | Pipe striding device for building roof |
| CN103835218A (en) * | 2013-12-26 | 2014-06-04 | 郑东武 | Gallery bridge type multifunctional skywalk |
| CN204059173U (en) * | 2014-08-06 | 2014-12-31 | 袁翰孜 | A kind of pedestrian overcrossing |
Non-Patent Citations (1)
| Title |
|---|
| 城市人行天桥基础与市政管线冲突的几种解决方式;胡锐;《城市建设理论研究（电子版）》;20130615(第8期);全文 * |
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