CN111058368A - Corrugated steel reinforcing arch utilizing high-strength grouting material and building method thereof - Google Patents
Corrugated steel reinforcing arch utilizing high-strength grouting material and building method thereof Download PDFInfo
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- CN111058368A CN111058368A CN202010031998.7A CN202010031998A CN111058368A CN 111058368 A CN111058368 A CN 111058368A CN 202010031998 A CN202010031998 A CN 202010031998A CN 111058368 A CN111058368 A CN 111058368A
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- grouting material
- corrugated steel
- bridge
- supporting layer
- strength
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 65
- 239000000463 material Substances 0.000 title claims abstract description 65
- 239000010959 steel Substances 0.000 title claims abstract description 65
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- 239000011440 grout Substances 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D4/00—Arch-type bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A corrugated steel reinforcing arch utilizing high-strength grouting material and a construction method thereof belong to the field of bridge construction. Including supporting layer and grout material layer, the supporting layer is installed in bridge bottom surface below, is formed by the equipment of a plurality of corrugated steel, and the grout material layer is filled between supporting layer and bridge bottom surface, and the supporting layer lower extreme is provided with the reinforcement base. According to the corrugated steel reinforcing arch utilizing the high-strength grouting material and the construction method thereof, an old bridge is reinforced, so that the bearing capacity of the original structure of the old bridge can be greatly improved, and the service function of the old bridge is recovered; on the other hand, the reinforcing method is low in cost and convenient and fast to construct, and the reinforced structure is harmonious with surrounding landscapes.
Description
Technical Field
The invention relates to a corrugated steel reinforcing arch utilizing high-strength grouting material and a construction method thereof, belonging to the field of bridge construction.
Background
At present, the existing masonry bridges in China are huge in quantity, and various problems are continuously presented by a plurality of structures after the structures are operated for years, even the structures become dangerous bridges. When the old arch bridges reach the service life, the old arch bridges are very difficult to repair due to serious damage and face the fate of being dismantled. Because the bridges have long existence time and are integrated with surrounding landscapes, the bridges are very obtrusive after being detached and do not meet the requirements of simplicity and attractiveness. And the cost required for demolition and reconstruction of the old bridge is high. The corrugated steel reinforcing arch utilizing the high-strength grouting material is adopted to reinforce the corrugated steel reinforcing arch, so that the bearing capacity of the structure can be greatly improved, and the using function of the structure can be recovered; on the other hand, the reinforcing method is low in cost and convenient and fast to construct, and the reinforced structure is harmonious with surrounding landscapes.
Disclosure of Invention
The invention provides a corrugated steel reinforcing arch utilizing high-strength grouting material and a construction method thereof, aiming at solving the problem that the existing construction of a overpass bridge influences the use of a highway below the overpass.
The utility model provides an utilize corrugated steel of high strength grouting material to strengthen encircleing, includes supporting layer and grouting material layer, the supporting layer is installed in bridge bottom surface below, is formed by the equipment of a plurality of corrugated steel, the grouting material layer is filled between supporting layer and bridge bottom surface, the supporting layer lower extreme is provided with the reinforcement base.
Further, the radian of the supporting layer is the same as that of the bottom surface of the bridge.
Further, the distance between the support layer and the bottom surface of the bridge is 150 mm.
Furthermore, longitudinal steel bars and circumferential steel bars are inserted into the supporting layer in a penetrating mode, and the longitudinal steel bars and the circumferential steel bars are arranged in a vertically staggered mode.
Furthermore, the corrugated steel adopted by the supporting layer is prefabricated in a factory, bolt holes are prefabricated in two sides of the corrugated steel, and the corrugated steel is assembled in a bolt connection mode on site.
Furthermore, shear nails are prefabricated at wave crests and wave troughs of the corrugated steel.
Furthermore, the grouting material layer adopts high-strength grouting material with early strength, self-leveling and micro-expansion, the strength is C40 or C60, and the grouting material layer is grouted by a pressure grouting pump.
A building method of a corrugated steel reinforcing arch utilizing high-strength grouting material is applied to the corrugated steel reinforcing arch utilizing the high-strength grouting material, and comprises the following steps:
the method comprises the following steps: sequentially assembling corrugated steel below the bottom surface of the bridge to form a supporting layer;
step two: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step three: and waiting for the grouting material to be solidified to form a grouting material layer.
A building method of a corrugated steel reinforcing arch utilizing high-strength grouting material is applied to the corrugated steel reinforcing arch utilizing the high-strength grouting material, and comprises the following steps:
the method comprises the following steps: assembling a plurality of corrugated steels into a supporting layer prefabricated part;
step two: hoisting the support layer prefabricated part below the bottom surface of the bridge for installation;
step three: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step four: and waiting for the grouting material to be solidified to form a grouting material layer.
The main advantages of the invention are: according to the corrugated steel reinforcing arch utilizing the high-strength grouting material and the construction method thereof, an old bridge is reinforced, so that the bearing capacity of the original structure of the old bridge can be greatly improved, and the service function of the old bridge is recovered; on the other hand, the reinforcing method is low in cost and convenient and fast to construct, and the reinforced structure is harmonious with surrounding landscapes.
Drawings
FIG. 1 is a schematic structural view of a corrugated steel reinforcing arch using a high-strength grouting material according to the present invention;
FIG. 2 is a cross-sectional view of a corrugated steel reinforcing arch of the present invention utilizing a high strength grout.
Wherein, 1 is corrugated steel, 2 is the grout material layer, 3 are for consolidating the base, 4 are the shear force nail, 5 are the hoop reinforcing bar, 6 are longitudinal reinforcement.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the corrugated steel reinforcing arch using the high-strength grouting material comprises a supporting layer and a grouting material layer 2, wherein the supporting layer is installed below the bottom surface of a bridge and is formed by assembling a plurality of corrugated steels 1, the grouting material layer 2 is filled between the supporting layer and the bottom surface of the bridge, the lower end of the supporting layer is provided with a reinforcing base 3, the reinforcing base 3 is arranged on a foundation or a pier, and if the original structure is a culvert and the bearing capacity of the foundation meets the requirement, the reinforcing base is arranged on the foundation and has a certain embedding depth; if the bearing capacity of the foundation does not meet the requirement, the foundation is reinforced and then the base is placed on the foundation with a certain embedding depth. The embedding depth is determined according to the actual bearing capacity of the foundation; if the original structure is a bridge, the reinforcing base is connected with a pier or a cliff wall.
In the preferred embodiment of this section, the support layer is the same arc as the bridge bottom surface.
In the preferred embodiment of this section, the support layer is spaced 150mm from the bottom of the bridge.
In the preferred embodiment of this part, longitudinal steel bars 6 and circumferential steel bars 5 are inserted in the supporting layer, and the longitudinal steel bars 6 and the circumferential steel bars 5 are vertically staggered.
In the preferred embodiment of the present part, the corrugated steel 1 used for the supporting layer is prefabricated in the factory, bolt holes are prefabricated on both sides of the corrugated steel 1, and the corrugated steel 1 is assembled in the field by adopting a bolt connection mode.
In the preferred embodiment of the part, shear nails 4 are prefabricated at wave crests and wave troughs of the corrugated steel 1.
In the preferred embodiment of this section, the grouting material used for the grouting material layer 2 is high-strength grouting material with early strength, self-leveling and slight expansion, the strength is C40 or C60, and the grouting material is grouted by a pressure grouting pump.
A method for building a corrugated steel reinforcing arch by using high-strength grouting material is applied to the corrugated steel reinforcing arch by using the high-strength grouting material, and comprises the following steps:
the method comprises the following steps: sequentially assembling corrugated steel 1 below the bottom surface of the bridge to form a supporting layer;
step two: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step three: and waiting for the grouting material to be solidified to form a grouting material layer 2.
A method for building a corrugated steel reinforcing arch by using high-strength grouting material is applied to the corrugated steel reinforcing arch by using the high-strength grouting material, and comprises the following steps:
the method comprises the following steps: assembling a plurality of corrugated steels 1 into a supporting layer prefabricated part;
step two: hoisting the support layer prefabricated part below the bottom surface of the bridge for installation;
step three: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step four: and waiting for the grouting material to be solidified to form a grouting material layer 2.
Claims (9)
1. The utility model provides an utilize corrugated steel of high strength grouting material to strengthen encircleing, its characterized in that includes supporting layer and grouting material layer (2), the supporting layer is installed in bridge bottom surface below, is formed by the equipment of a plurality of corrugated steel (1), grouting material layer (2) are filled between supporting layer and bridge bottom surface, the supporting layer lower extreme is provided with and consolidates base (3).
2. The arch of claim 1, wherein the support layer is substantially the same arc as the bridge bottom surface.
3. The arch of claim 2, wherein the distance between the support layer and the bottom of the bridge is 150 mm.
4. The corrugated steel reinforcing arch using high-strength grouting material as claimed in claim 3, wherein longitudinal steel bars (6) and circumferential steel bars (5) are inserted into the supporting layer, and the longitudinal steel bars (6) and the circumferential steel bars (5) are vertically staggered.
5. The corrugated steel reinforcing arch using high-strength grouting material as claimed in claim 4, wherein the corrugated steel (1) used for the supporting layer is prefabricated in factory, bolt holes are prefabricated on both sides of the corrugated steel (1), and the corrugated steel (1) is assembled in field by means of bolt connection.
6. A corrugated steel reinforcing arch using high-strength grouting material according to claim 5, characterized in that the wave crests and wave troughs of the corrugated steel (1) are prefabricated with shear nails (4).
7. The corrugated steel reinforced arch using high-strength grouting material as claimed in claim 1, wherein the grouting material layer (2) is high-strength grouting material with early strength, self-leveling and micro-expansion, and the strength is C40 or C60, and the grouting material is injected by a pressure grouting pump.
8. A building method of a corrugated steel reinforced arch by using high-strength grouting material, which is applied to the corrugated steel reinforced arch by using the high-strength grouting material in any one of claims 1 to 7, and is characterized by comprising the following steps:
the method comprises the following steps: sequentially assembling corrugated steel (1) below the bottom surface of the bridge to form a supporting layer;
step two: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step three: and waiting for the grouting material to be solidified to form a grouting material layer (2).
9. A building method of a corrugated steel reinforced arch by using high-strength grouting material, which is applied to the corrugated steel reinforced arch by using the high-strength grouting material in any one of claims 1 to 7, and is characterized by comprising the following steps:
the method comprises the following steps: assembling a plurality of corrugated steels (1) into a supporting layer prefabricated part;
step two: hoisting the support layer prefabricated part below the bottom surface of the bridge for installation;
step three: filling grouting materials between the supporting layer and the bottom surface of the bridge;
step four: and waiting for the grouting material to be solidified to form a grouting material layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031998.7A CN111058368A (en) | 2020-01-13 | 2020-01-13 | Corrugated steel reinforcing arch utilizing high-strength grouting material and building method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031998.7A CN111058368A (en) | 2020-01-13 | 2020-01-13 | Corrugated steel reinforcing arch utilizing high-strength grouting material and building method thereof |
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| CN111058368A true CN111058368A (en) | 2020-04-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794129A (en) * | 2020-06-22 | 2020-10-20 | 河海大学 | Arc-shaped U-shaped steel plate for reinforcing arch bridge and construction method thereof |
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|---|---|---|---|---|
| CA2511263A1 (en) * | 2005-06-30 | 2006-12-30 | Ail International Inc. | Corrugated metal plate bridge with composite concrete structure |
| KR100728743B1 (en) * | 2006-02-13 | 2007-06-19 | 주식회사 픽슨 | Corrugated steel plates concrete bridge |
| EA201100474A1 (en) * | 2011-02-21 | 2012-08-30 | Владимир Владимирович Зазвонов | AROCH GROUND-BRIDGE BRIDGE (VARIANTS), TABLE-RIBBED DIVISION OF THE ARCH BAND GROUND-BRIDGE AND APPLICATION OF THE BRANCH STRUCTURE |
| CN105696452A (en) * | 2016-04-22 | 2016-06-22 | 中交第一公路勘察设计研究院有限公司 | Shifted hinge type ribbed enhanced corrugated steel sheet arch bridge |
| CN105804769A (en) * | 2016-03-04 | 2016-07-27 | 中交路桥（北京）科技有限公司 | Method for reinforcing tunnel lining through corrugated steel plate |
| CN206428577U (en) * | 2016-12-30 | 2017-08-22 | 中交第一公路勘察设计研究院有限公司 | A kind of large-span steel ripple slab arch bridge |
| CN108330847A (en) * | 2018-02-01 | 2018-07-27 | 四川中顾土木工程设计有限公司 | A method of open web type masonry arch bridge is reinforced using steel corrugated plating cuff method |
| CN109811633A (en) * | 2019-03-11 | 2019-05-28 | 河海大学 | A kind of corrugated steel and Combined concrete double curvature arched bridge and preparation method thereof |
| CN110629658A (en) * | 2019-10-30 | 2019-12-31 | 哈尔滨工业大学 | Corrugated steel concrete arch bridge and construction method thereof |
| CN211689844U (en) * | 2020-01-13 | 2020-10-16 | 哈尔滨工业大学 | Corrugated steel reinforcing arch utilizing high-strength grouting material |
-
2020
- 2020-01-13 CN CN202010031998.7A patent/CN111058368A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2511263A1 (en) * | 2005-06-30 | 2006-12-30 | Ail International Inc. | Corrugated metal plate bridge with composite concrete structure |
| KR100728743B1 (en) * | 2006-02-13 | 2007-06-19 | 주식회사 픽슨 | Corrugated steel plates concrete bridge |
| EA201100474A1 (en) * | 2011-02-21 | 2012-08-30 | Владимир Владимирович Зазвонов | AROCH GROUND-BRIDGE BRIDGE (VARIANTS), TABLE-RIBBED DIVISION OF THE ARCH BAND GROUND-BRIDGE AND APPLICATION OF THE BRANCH STRUCTURE |
| CN105804769A (en) * | 2016-03-04 | 2016-07-27 | 中交路桥（北京）科技有限公司 | Method for reinforcing tunnel lining through corrugated steel plate |
| CN105696452A (en) * | 2016-04-22 | 2016-06-22 | 中交第一公路勘察设计研究院有限公司 | Shifted hinge type ribbed enhanced corrugated steel sheet arch bridge |
| CN206428577U (en) * | 2016-12-30 | 2017-08-22 | 中交第一公路勘察设计研究院有限公司 | A kind of large-span steel ripple slab arch bridge |
| CN108330847A (en) * | 2018-02-01 | 2018-07-27 | 四川中顾土木工程设计有限公司 | A method of open web type masonry arch bridge is reinforced using steel corrugated plating cuff method |
| CN109811633A (en) * | 2019-03-11 | 2019-05-28 | 河海大学 | A kind of corrugated steel and Combined concrete double curvature arched bridge and preparation method thereof |
| CN110629658A (en) * | 2019-10-30 | 2019-12-31 | 哈尔滨工业大学 | Corrugated steel concrete arch bridge and construction method thereof |
| CN211689844U (en) * | 2020-01-13 | 2020-10-16 | 哈尔滨工业大学 | Corrugated steel reinforcing arch utilizing high-strength grouting material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794129A (en) * | 2020-06-22 | 2020-10-20 | 河海大学 | Arc-shaped U-shaped steel plate for reinforcing arch bridge and construction method thereof |
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