CN114517443A - Bridge deck structure of permeating water - Google Patents
Bridge deck structure of permeating water Download PDFInfo
- Publication number
- CN114517443A CN114517443A CN202210237072.2A CN202210237072A CN114517443A CN 114517443 A CN114517443 A CN 114517443A CN 202210237072 A CN202210237072 A CN 202210237072A CN 114517443 A CN114517443 A CN 114517443A
- Authority
- CN
- China
- Prior art keywords
- water permeable
- layer
- bridge deck
- water
- drainage
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000010410 layer Substances 0.000 claims abstract description 83
- 239000004567 concrete Substances 0.000 claims abstract description 32
- 239000002344 surface layer Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 40
- 238000001914 filtration Methods 0.000 claims description 25
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 13
- 239000008397 galvanized steel Substances 0.000 claims description 13
- 239000004746 geotextile Substances 0.000 claims description 6
- 239000012466 permeate Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 239000003513 alkali Substances 0.000 abstract description 3
- 230000014759 maintenance of location Effects 0.000 abstract description 3
- 238000002791 soaking Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Classifications
-
- 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
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
-
- 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
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/083—Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal ; Bridge deck surfacings
-
- 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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to the technical field of bridge engineering, and particularly discloses a bridge deck water permeable structure which comprises a concrete layer arranged on a bridge deck, a water permeable surface layer arranged on the concrete layer, and a plurality of groups of water permeable components arranged between the concrete layer and the water permeable surface layer, wherein the ends of the water permeable components extend out of a bridge body baffle for drainage; by arranging the water permeable assembly, the invention effectively realizes water drainage through the water permeable assembly, and avoids long-time retention of rainwater; according to the invention, rainwater is quickly discharged, so that the alkali return of the permeable surface layer can be effectively avoided, the permeable surface layer is prevented from falling off due to long-time soaking, and the bridge can be prevented from being corroded by rainwater; avoid expend with heat and contract with cold to destroy the permeable pavement surface layer stability.
Description
Technical Field
The invention relates to the technical field of bridge engineering, in particular to a bridge deck water permeable structure.
Background
In municipal and garden landscape engineering, there are many steel structure pedestrian landscape bridges or overpasses, and in order to unify the paving effect of the roads connected with the two ends, the bridge surface course is often paved by water permeation. However, in rainy days, the lower bridge structure cannot permeate water and drain water quickly, so that rainwater exists in permeable pavement for a long time, and bad influence is generated on bridge deck pavement materials, pavement structures and the lower bridge structure.
In the prior art, no treatment is carried out on the bridge deck, so that a large amount of stagnant water in a permeable pavement structure of a bridge in rainy days cannot be quickly discharged; meanwhile, due to the long-term retention of rainwater, the following problems are caused:
1. the alkali return on the surface of the bridge is caused, and the appearance of the bridge deck is seriously influenced;
2. the mounting and connecting parts of the paving structure are not well combined, so that the permeable paving material falls off;
3. the rainwater is retained to cause thermal expansion and cold contraction, and the structural stability of the permeable paving surface is damaged;
4. carry out the corrosion to steel structure bridge, influence structure safety.
Disclosure of Invention
The invention aims to solve the technical problem of providing a bridge deck water permeable structure which can effectively retain rainwater and quickly discharge the rainwater.
The technical problem to be solved by the invention is as follows:
a bridge deck water permeable structure comprises a concrete layer arranged on a bridge deck, a water permeable surface layer arranged on the concrete layer, and a plurality of groups of water permeable assemblies arranged between the concrete layer and the water permeable surface layer;
the subassembly that permeates water is including mating formation drain pipe spare layer on concrete layer and be located the drainage pipe spare layer and the drainage material layer of permeating water between the surface course.
In some possible embodiments, the drainage pipe layer comprises a plurality of drainage pipes installed on the concrete layer, and a permeable geotextile sleeved outside the drainage pipes; one side of the drain pipe close to the water filtering material layer is provided with a plurality of drain holes.
In some possible embodiments, the two drainage pipes are arranged in parallel, and the distance between the two drainage pipes is 20 mm.
In some possible embodiments, the drain hole has a diameter of 5mm and is arranged in a quincuncial shape.
In some possible embodiments, the concrete layer is provided with a groove for installing a drain pipe, and one side of the drain pipe close to the water filtering material layer extends into the water filtering material layer.
In some possible embodiments, the concrete layer is made of C30 reinforced concrete.
In some possible embodiments, the drainage material layer is prepared by using crushed stone or coarse sand, and the particle size of the drainage material layer is 6-8 mm.
In some possible embodiments, a galvanized steel wire mesh is provided between the drainage material layer and the water permeable facing.
In some possible embodiments, the galvanized steel wire mesh layer has a U-shaped cross section, and an opening of the U-shaped cross section is arranged on one side close to the water filtering material layer; the drainage material layer and the drainage pipe fitting layer are positioned in the U-shaped structure.
In some possible embodiments, the galvanized steel wire mesh is fixedly connected with the open end and the concrete layer.
Compared with the prior art, the invention has the following beneficial effects:
by arranging the water permeable assembly, the invention effectively realizes water drainage through the water permeable assembly, and avoids long-time retention of rainwater;
according to the invention, rainwater enters the water filtering material layer through the water permeable surface layer, impurities caused by rainwater flow are cleaned, then the rainwater enters the drainage pipe through the water permeable geotextile and the drainage hole and is discharged through the drainage pipe, and the water permeable geotextile effectively blocks soil caused by rainwater flow, so that the rainwater is prevented from entering the drainage pipe and blocking the drainage pipe;
according to the invention, rainwater is quickly discharged, so that the alkali return of the permeable surface layer can be effectively realized, the permeable surface layer is prevented from falling off due to long-time soaking, and the bridge can be prevented from being corroded by rainwater; the water permeable pavement surface layer stability is prevented from being damaged by expansion with heat and contraction with cold;
the invention has simple structure and strong practicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of a water permeable module according to the present invention;
FIG. 3 is a schematic plan view of the present invention;
wherein: 1. a concrete layer; 2. a water permeable assembly; 21. a drain pipe; 211. a drain hole; 22. water-permeable geotextile; 23. a drainage material layer; 24. galvanized steel wire mesh; 3. a water permeable facing; 10. and (5) bridge deck.
Detailed Description
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. Reference herein to "first," "second," and similar words, does not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. In the implementation of the present application, "and/or" describes an association relationship of associated objects, which means that there may be three relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In the description of the embodiments of the present application, the meaning of "a plurality" means two or more unless otherwise specified. For example, the plurality of positioning posts refers to two or more positioning posts. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in detail below.
As shown in fig. 1, 2, and 3:
a bridge deck water permeable structure comprises a concrete layer 1 arranged on a bridge deck 10, a water permeable surface layer 3 arranged on the concrete layer 1 and a plurality of groups of water permeable components 2 arranged between the concrete layer 1 and the water permeable surface layer 3;
the water permeable component 2 comprises 21 pieces of water drainage pipes paved on the concrete layer 1 and a water filtering material layer 23 positioned between the 21 pieces of water drainage pipes and the water permeable surface layer 3.
The method comprises the following steps that a concrete layer 1 is poured on a bridge deck 10 of a bridge to install a water permeable component 2, when the water permeable component 2 is installed, firstly 21 drainage pipes are installed on the concrete layer 1, and then 21 drainage pipes are installed on a water filtering material layer 23;
by adopting the structure, the rainwater enters the water filtering material layer 23 after passing through the water permeable surface layer 3, enters the 21 drainage pipe layers after being filtered by the water filtering material layer 23, and is discharged through the 21 drainage pipe layers; compared with the prior art, the rainwater cannot be retained in the bridge for a long time and can be quickly discharged;
in some possible embodiments, in order to effectively realize that the filtered rainwater filtered by the water filtering material layer 23 is drained through the drainage pipe 21;
The drain pipe 21 part layer comprises a plurality of drain pipes 21 arranged on the concrete layer 1 and a permeable geotextile 22 sleeved outside the drain pipes 21; a plurality of drain holes 211 are formed on one side of the drain pipe 21 close to the water filtering material layer 23.
Specifically, the geotechnological cloth 22 that permeates water sets up in one side of wash port 211, and the effectual earth of avoiding rainwater to flow and bring enters into drain pipe 21 in, causes drain pipe 21 to block up.
In some possible embodiments, in order to achieve as rapid a drainage as possible;
the drain pipe 21 is two and parallel arrangement, two the interval of drain pipe 21 is 20 mm.
Specifically, a plurality of rain drops can be adopted and are mainly set according to the rainwater quantity of the area.
In some possible embodiments, the drainage hole 211 has a diameter of 5mm and is arranged in a quincuncial shape.
5 mm's wash port 211 is plum blossom form and arranges, has guaranteed that the rainwater can enter into in the drain pipe 21.
In some possible embodiments, in order to effectively achieve the fixation of the drain pipe 21;
the concrete layer 1 is provided with a groove for installing the drain pipe 21, and one side of the drain pipe 21 close to the water filtering material layer 23 extends into the water filtering material layer 23.
In the invention, the drain pipe 21 can be a square pipe or a circular pipe; stainless steel pipes, polymer plastic pipes, hot-galvanized pipes and the like.
Specifically, when the drain pipe 21 is a circular pipe, the cross section of the groove is in an arc structure, and when the diameter of the drain pipe 21 is 30mm, the width of the groove is 35mm, and the depth of the groove is 20 mm; thus, the drain pipe 21 can be secured and can be inserted into the drainage material layer 23, so that rainwater on the drainage material layer 23 can enter the drain pipe 21 through the drain hole 211, flow in the axial direction of the drain pipe 21, and be discharged.
In some possible embodiments, for effective fixing of the water permeable module 2;
when the bridge is an arch bridge, the concrete layer 1 is made of C30 reinforced concrete. The thickness of the film is 80-100 mm.
In some possible embodiments, the layer of draining material 23 is mainly used for the filtration of rainwater,
the water filtering material layer 23 is prepared from broken stones or coarse sand, and the particle size of the water filtering material layer is 6-8 mm.
Broken stones or coarse sand with the particle size of 6-8mm are adopted to prevent the broken stones or the coarse sand from entering the drainage pipe 21.
In some possible embodiments, as the water permeable facing 3 will be stressed; to prevent localized crush damage;
and a galvanized steel wire mesh 24 is arranged between the water filtering material layer 23 and the water permeable surface layer 3. Specifically, the galvanized steel wire mesh 24 is made of stainless steel material.
In some possible embodiments, for effective fixation to the drain tube 21 and the draining material layer 23;
the cross section of the galvanized steel wire mesh layer 24 is in a U-shaped structure, and the opening of the U-shaped structure is arranged at one side close to the water filtering material layer 23; the water filtering material layer 23 and the drain pipe 21 are positioned in the U-shaped structure.
In some possible embodiments, the galvanized steel wire mesh 24 is fixedly connected with the open end and the concrete layer 1.
During construction, one side of the galvanized steel wire mesh 24 is fixed, then the drainage pipe 21 and the drainage material layer 23 are laid, and finally the other side of the galvanized steel wire mesh 24 is fixed.
Furthermore, the assemblies 2 that permeate water are in a plurality of groups and are arranged in parallel, and the distance between the assemblies is 1000 mm.
Further, the thickness of the water permeable surface layer 3 is at least 60mm, so that the protection of the water permeable component 2 is effectively realized.
Furthermore, in order to effectively realize water prevention, rainwater is prevented from entering the bridge; the concrete layer 1 is waterproof concrete; a waterproof layer may also be provided on the deck 10.
In some possible embodiments, the two ends of the drainage pipe 21 in the water permeable module 2 extend out of the baffles on the side of the bridge for drainage.
The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.
Claims (10)
1. A bridge deck water permeable structure is characterized by comprising a concrete layer arranged on a bridge deck, a water permeable surface layer arranged on the concrete layer, and a plurality of groups of water permeable assemblies arranged between the concrete layer and the water permeable surface layer;
the subassembly that permeates water is including mating formation drain pipe spare layer on the concrete layer and be located drain pipe spare layer and the drainage material layer of permeating water between the surface course.
2. The bridge deck water permeable structure according to claim 1, wherein said drainage pipe layer comprises a plurality of drainage pipes installed on a concrete layer, and a water permeable geotextile sleeved outside the drainage pipes; one side of the drain pipe close to the water filtering material layer is provided with a plurality of drain holes.
3. The bridge deck water permeable structure according to claim 2, wherein said drain pipes are two and parallel, and the distance between two of said drain pipes is 20 mm.
4. The bridge deck water permeable structure according to claim 2, wherein said drain holes have a diameter of 5mm and are arranged in a quincuncial pattern.
5. The bridge deck water permeable structure of claim 2, wherein the concrete layer is provided with a groove for installing a drain pipe, and one side of the drain pipe close to the water filtering material layer extends into the water filtering material layer.
6. Bridge deck water permeable structure according to any one of the claims 1 to 5, wherein said concrete layer is made of C30 reinforced concrete.
7. A bridge deck water permeable structure according to claim 6, wherein said drainage material layer is made of crushed stone or coarse sand with a particle size of 6-8 mm.
8. The bridge deck water permeable structure according to claim 7, wherein galvanized steel wire mesh is arranged between said water filtering material layer and water permeable surface layer.
9. The bridge deck water permeable structure according to claim 8, wherein the galvanized steel wire mesh layer has a U-shaped cross section, and an opening of the U-shaped cross section is arranged on one side close to the water filtering material layer; the water filtering material layer and the drainage pipe fitting layer are positioned in the U-shaped structure.
10. The bridge deck water permeable structure of claim 9, wherein the galvanized steel wire mesh is fixedly connected with the concrete layer at the open end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210237072.2A CN114517443A (en) | 2022-03-10 | 2022-03-10 | Bridge deck structure of permeating water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210237072.2A CN114517443A (en) | 2022-03-10 | 2022-03-10 | Bridge deck structure of permeating water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114517443A true CN114517443A (en) | 2022-05-20 |
Family
ID=81598151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210237072.2A Pending CN114517443A (en) | 2022-03-10 | 2022-03-10 | Bridge deck structure of permeating water |
Country Status (1)
| Country | Link |
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| CN (1) | CN114517443A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101498512B1 (en) * | 2014-09-05 | 2015-03-04 | (유)이지스건설 | A guard for protecting drain pipe in road and bridge installation using waterproofing membrane |
| CN206467518U (en) * | 2017-01-15 | 2017-09-05 | 深圳市高语园林工程有限公司 | A kind of road surfacing structure |
| CN209443368U (en) * | 2018-12-17 | 2019-09-27 | 山东汇通建设集团有限公司 | The overhead anti-ponding structure in bridge floor edge |
| CN112411586A (en) * | 2020-09-27 | 2021-02-26 | 中建四局第六建设有限公司 | Water seepage blind drain for basement roof drainage and construction method thereof |
| CN215252069U (en) * | 2021-07-14 | 2021-12-21 | 浙江億帆节能科技有限公司 | Self-luminous pavement structure based on pervious concrete |
| CN216838968U (en) * | 2022-03-10 | 2022-06-28 | 中国市政工程西南设计研究总院有限公司 | Bridge deck structure of permeating water |
-
2022
- 2022-03-10 CN CN202210237072.2A patent/CN114517443A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101498512B1 (en) * | 2014-09-05 | 2015-03-04 | (유)이지스건설 | A guard for protecting drain pipe in road and bridge installation using waterproofing membrane |
| CN206467518U (en) * | 2017-01-15 | 2017-09-05 | 深圳市高语园林工程有限公司 | A kind of road surfacing structure |
| CN209443368U (en) * | 2018-12-17 | 2019-09-27 | 山东汇通建设集团有限公司 | The overhead anti-ponding structure in bridge floor edge |
| CN112411586A (en) * | 2020-09-27 | 2021-02-26 | 中建四局第六建设有限公司 | Water seepage blind drain for basement roof drainage and construction method thereof |
| CN215252069U (en) * | 2021-07-14 | 2021-12-21 | 浙江億帆节能科技有限公司 | Self-luminous pavement structure based on pervious concrete |
| CN216838968U (en) * | 2022-03-10 | 2022-06-28 | 中国市政工程西南设计研究总院有限公司 | Bridge deck structure of permeating water |
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