CN209024962U - Bridge asphalt pavement edge drainage structure and its construction auxiliary device - Google Patents
Bridge asphalt pavement edge drainage structure and its construction auxiliary device Download PDFInfo
- Publication number
- CN209024962U CN209024962U CN201821498662.6U CN201821498662U CN209024962U CN 209024962 U CN209024962 U CN 209024962U CN 201821498662 U CN201821498662 U CN 201821498662U CN 209024962 U CN209024962 U CN 209024962U
- Authority
- CN
- China
- Prior art keywords
- bridge
- asphalt
- deck paving
- asphalt pavement
- drainage structure
- 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.)
- Active
Links
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses a kind of bridge asphalt pavement edge drainage structures, including the leveling layer set gradually from the bottom up and floorings, waterproof layer, deck paving asphalt cutting optimal, deck paving asphalt upper layer；Collison fence for bridge is equipped on leveling layer and floorings, waterproof layer, deck paving asphalt upper layer are in contact with Collison fence for bridge；The longitudinal french drain being connected with bridge drain hole is equipped between deck paving asphalt cutting optimal and Collison fence for bridge；The longitudinal direction french drain is using open gradation asphalt ATPB or single Stone filling.The utility model also provides a kind of bridge asphalt pavement edge drainage structure and its construction auxiliary device.Bridge asphalt pavement structure interlayer impounded water can be quickly discharged in the utility model, and structure is simple, easy for construction.
Description
Technical field
The utility model relates to road surface drainage structures, and in particular to a kind of bridge asphalt pavement edge drainage structure and its apply
Work auxiliary device.
Background technique
Bridge Surface Paving by Cement is made of leveling layer and floorings, waterproof layer, asphalt surface course.In design and construction
When, usually all pay much attention to the setting of waterproof layer between bridge asphalt pavement and floorings, but ignores and penetrate into asphalt pavement knot
The exclusion of the intermediary water of structure.
Bituminous concrete is a kind of porous media, and there are many holes, rainwater can pass through hole, the crack etc. on road surface for itself
Place is lower to seep to bridge asphalt pavement structure sheaf, becomes structure sheaf interlayer impounded water, and bridge asphalt pavement lower part is waterproof
Infiltration under the continuation for blocking interlayer impounded water is made its long-term existence in bridge asphalt pavement structure sheaf by layer, leveling layer, floorings
It is interior, flowing pressure is formed under wheel effect, the pump-absorb action of flowing pressure washes away asphalt repeatedly, so that not close
The pitch and aggregate of knot are removed, and then generate the peeling or pit slot of bridge floor.
In order to which bridge asphalt pavement structure interlayer impounded water is discharged, in recent years, engineers and technicians are in bridge asphalt pavement
The edge sewer of spiral drain and pointing composition is arranged in edge, and sewer connects with discharge opening, is discharged inside deck paving
Water.Such edge drainage system need to be after the completion of asphalt pavement be constructed, and cut-out bituminous concrete forms groove, in groove
Middle placement diameter 25mm spiral drain, then filled and led up with joint sealing material sealing, whole process is complex, and technical requirements are high, quality
It is difficult to control, construction period is longer, and french drain small volume, and it is limited to collect lower infiltration rainwater function.
Utility model content
The purpose of this utility model is to provide a kind of bridge asphalt pavement edge drainage structure and its construction auxiliary devices；
Bridge asphalt pavement structure interlayer impounded water can be quickly discharged in the edge drainage structure, and structure is simple, easy for construction；The construction
Auxiliary device can make the construction of bridge asphalt pavement edge drainage structure become simply, to improve construction efficiency, shorten construction
Duration.
The technical scheme adopted by the utility model is
A kind of bridge asphalt pavement edge drainage structure including the leveling layer set gradually from the bottom up and floorings, is prevented
Water layer, deck paving asphalt cutting optimal, deck paving asphalt upper layer；It is equipped on leveling layer and floorings
Collison fence for bridge, waterproof layer, deck paving asphalt upper layer are in contact with Collison fence for bridge；It is dripped in deck paving
The longitudinal french drain being connected with bridge drain hole is equipped between green mixture cutting optimal and Collison fence for bridge；The longitudinal direction french drain is adopted
With open gradation asphalt ATPB or single Stone filling.
According to the above scheme, the drain hole has multiple, is arranged at a certain distance along bridge longitudinal slope flow direction.
The rainwater penetrated into bridge asphalt pavement structure converges to longitudinal french drain, between pressing centainly further along bridge longitudinal slope flow direction
Drain hole away from setting, drain hole height are lower than bridge asphalt pavement layer bottom, so that bridge asphalt pavement structure sheaf quickly be discharged
Between impounded water, from source reduce bridge asphalt pavement various Moisture Damages, extend the service life of bridge asphalt pavement.
According to the above scheme, the open gradation asphalt ATPB is ATPB-25；The partial size of the list Stone is 10
~20mm.The deck paving asphalt cutting optimal is grain formula bituminous concrete in AC-16 or AC-20, with a thickness of 40 ~
60mm.Deck paving asphalt upper layer is AC-13 particulate formula bituminous concrete or SMA-13 asphalt-mastic-broken stone, thickness
Degree is 30 ~ 40mm.The width of longitudinal french drain is 100 ~ 200mm, the thickness of thickness and deck paving asphalt cutting optimal
It is identical, it is 40 ~ 60mm.The structure can go bail for the intensity of bridge asphalt pavement structure, also ensure that bridge floor pitch quickly
The discharge of paving structure interlayer impounded water.
The utility model also provides a kind of bridge asphalt pavement edge drainage structure and its construction auxiliary device comprising work
Word steel, the I-steel are placed between deck paving asphalt cutting optimal, Collison fence for bridge；The height of the I-steel
Of same size with longitudinal french drain, the width of the wing plate of I-steel is greater than the thickness of deck paving asphalt cutting optimal.
According to the above scheme, the outer surface of the wing plate of the I-steel is coated with the interleaving agent for preventing pitch from cohering, in order to work
The dismounting of word steel, and make not influencing deck paving asphalt cutting optimal when removing.
The utility model has the beneficial effects that:
Bridge asphalt pavement structure interlayer impounded water can be made quickly to be discharged by the way that longitudinal french drain is arranged, bridge is reduced from source
The various Moisture Damages of face asphalt pavement, extend the service life of bridge asphalt pavement；
Only need setting using open gradation asphalt ATPB or longitudinal french drain of single Stone filling, so construction letter
Singly, conveniently；
Structure is simple, easy for construction, and will not influence bridge floor use；
The construction of discharge structure is carried out using I-steel, is constructed convenient, rapid, is guaranteed the long-time service of bridge asphalt pavement
Performance.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the sectional schematic diagram of bridge asphalt pavement edge drainage structure；
Fig. 2 is the construction schematic diagram of bridge asphalt pavement edge drainage structure；
Fig. 3 is the drainage plane schematic diagram of bridge asphalt pavement edge drainage structure；
Wherein: 1, deck paving asphalt upper layer；2, deck paving asphalt cutting optimal；3, waterproof layer；
4, leveling layer and floorings；5, Collison fence for bridge；6, longitudinal french drain；7, I-steel；8, bridge drain hole.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Referring to Fig. 1 and Fig. 3, a kind of bridge asphalt pavement edge drainage structure, including the leveling set gradually from the bottom up
Layer and floorings 4, waterproof layer 3, deck paving asphalt cutting optimal 2, deck paving asphalt upper layer 1；It is adjusting
Leveling and floorings 4 are equipped with Collison fence for bridge 5, waterproof layer 3, deck paving asphalt upper layer 1 and bridge-collision-avoidance
Guardrail 5 is in contact；It is equipped with and 8 phase of bridge drain hole between deck paving asphalt cutting optimal 2 and Collison fence for bridge 5
Longitudinal french drain 6 even；Longitudinal french drain 6 is mixed using open gradation asphalt ATPB or single Stone filling, open gradation pitch
Closing material ATPB is ATPB-25, and the partial size of single Stone is 10 ~ 20mm.For the ease of bridge asphalt pavement structure interlayer is long-pending
Backwater is quickly discharged, settable multiple bridge drain holes 8, and sets bridge drain hole 8 at a certain distance along bridge longitudinal slope flow direction
It sets.In order to reach good drainage effect, also for the stability for ensuring bridge floor, the service life of bridge floor, deck paving are improved
Asphalt upper layer 1 uses AC-13 particulate formula bituminous concrete or SMA-13 asphalt-mastic-broken stone, with a thickness of 30 ~
40mm；Deck paving asphalt cutting optimal 2 using grain formula bituminous concrete in AC-16 or AC-20, with a thickness of 40 ~
60mm；The width of longitudinal french drain 6 is 100 ~ 200mm, and thickness is identical as the thickness of deck paving asphalt cutting optimal 2,
For 40 ~ 60mm.
Referring to fig. 2, a kind of bridge asphalt pavement edge drainage structure and its construction auxiliary device comprising I-steel 7, it should
I-steel 7 is placed between deck paving asphalt cutting optimal 2, Collison fence for bridge 5, and the outer surface of wing plate is coated with and prevents
The interleaving agent that pitch coheres.The height of I-steel 7 is of same size with longitudinal french drain 6, and the width of the wing plate of I-steel 7 is greater than bridge
Face is mated formation the thickness of asphalt cutting optimal 2.
After paving waterproof layer 3, before deck paving asphalt cutting optimal 2 paves, by high 200mm, width 100mm,
200 × 100 × 7mm of 20a I-steel 7(work of thick 7mm) traverse on waterproof layer 3, abuts Collison fence for bridge 5, by 20a I-shaped
Steel 7 is fixed and applies one layer of interleaving agent for preventing pitch from cohering in side (outer surface of wing plate), and pave deck paving pitch later
Mixture cutting optimal 2 removes 20a I-steel 7, in this reserved space after the completion of deck paving asphalt cutting optimal 2 is constructed
Using open gradation asphalt ATPB or single Stone filling, longitudinal french drain 6, longitudinal french drain 6 and bridge drain hole 8 are formed
Be connected, later again tunneling boring construct deck paving asphalt upper layer 1, complete the laying of bridge floor.
The rainwater penetrated into bridge asphalt pavement structure converges to longitudinal french drain 6, further along bridge longitudinal slope flow direction by certain
The bridge drain hole of spacing setting, bridge drain hole height are lower than bridge asphalt pavement layer bottom, so that bridge floor pitch quickly be discharged
Paving structure interlayer impounded water reduces the various Moisture Damages of bridge asphalt pavement from source, extends making for bridge asphalt pavement
Use the service life.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.
Claims (8)
1. a kind of bridge asphalt pavement edge drainage structure, including the leveling layer set gradually from the bottom up and floorings, waterproof
Layer, deck paving asphalt cutting optimal, deck paving asphalt upper layer；Bridge is equipped on leveling layer and floorings
Beam anticollision barrier, waterproof layer, deck paving asphalt upper layer are in contact with Collison fence for bridge；It is characterized by:
The longitudinal french drain being connected with bridge drain hole is equipped between deck paving asphalt cutting optimal and Collison fence for bridge；It is described
Longitudinal french drain is using open gradation asphalt ATPB or single Stone filling.
2. bridge asphalt pavement edge drainage structure according to claim 1, it is characterised in that: the drain hole has more
It is a, it is arranged at a certain distance along bridge longitudinal slope flow direction.
3. bridge asphalt pavement edge drainage structure according to claim 1, it is characterised in that: the open gradation pitch is mixed
Closing material ATPB is ATPB-25；The partial size of the list Stone is 10 ~ 20mm.
4. bridge asphalt pavement edge drainage structure according to claim 1, it is characterised in that: the deck paving pitch
Mixture cutting optimal is grain formula bituminous concrete in AC-16 or AC-20, with a thickness of 40 ~ 60mm.
5. bridge asphalt pavement edge drainage structure according to claim 1 or 4, it is characterised in that: deck paving pitch
Mixture upper layer is AC-13 particulate formula bituminous concrete or SMA-13 asphalt-mastic-broken stone, with a thickness of 30 ~ 40mm.
6. bridge asphalt pavement edge drainage structure according to claim 1, it is characterised in that: the width of longitudinal french drain is
100 ~ 200mm, thickness is identical as the thickness of deck paving asphalt cutting optimal, is 40 ~ 60mm.
7. a kind of bridge asphalt pavement edge drainage structure and its construction auxiliary device, it is characterised in that: described including I-steel
I-steel is placed between deck paving asphalt cutting optimal, Collison fence for bridge；The height of the I-steel and longitudinal direction are blind
Ditch it is of same size, the width of the wing plate of I-steel is greater than the thickness of deck paving asphalt cutting optimal.
8. bridge asphalt pavement edge drainage structure according to claim 7 and its construction auxiliary device, it is characterised in that:
The outer surface of the wing plate of the I-steel is coated with the interleaving agent for preventing pitch from cohering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498662.6U CN209024962U (en) | 2018-09-13 | 2018-09-13 | Bridge asphalt pavement edge drainage structure and its construction auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498662.6U CN209024962U (en) | 2018-09-13 | 2018-09-13 | Bridge asphalt pavement edge drainage structure and its construction auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209024962U true CN209024962U (en) | 2019-06-25 |
Family
ID=66904364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821498662.6U Active CN209024962U (en) | 2018-09-13 | 2018-09-13 | Bridge asphalt pavement edge drainage structure and its construction auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209024962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110629667A (en) * | 2019-10-25 | 2019-12-31 | 广西壮族自治区城乡规划设计院 | Bridge deck transverse drainage structure and drainage system thereof |
| CN112942128A (en) * | 2021-03-24 | 2021-06-11 | 湖北省路桥集团有限公司 | Construction method of bridge roof pavement adhesive layer system |
-
2018
- 2018-09-13 CN CN201821498662.6U patent/CN209024962U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110629667A (en) * | 2019-10-25 | 2019-12-31 | 广西壮族自治区城乡规划设计院 | Bridge deck transverse drainage structure and drainage system thereof |
| CN112942128A (en) * | 2021-03-24 | 2021-06-11 | 湖北省路桥集团有限公司 | Construction method of bridge roof pavement adhesive layer system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206052536U (en) | Asphalt bridge floor with discharge structure and bridge | |
| CN207793788U (en) | A kind of porous pavement rain infiltration structure | |
| CN104480829B (en) | Pavement structure internal draining system for eliminating road surface water seepage | |
| CN209024962U (en) | Bridge asphalt pavement edge drainage structure and its construction auxiliary device | |
| KR100500957B1 (en) | Road side ditch having seepage paving-material and construction method of the same | |
| CN208266622U (en) | A kind of sponge non-watertight road edge stone and sponge urban road structural system | |
| WO2020232981A1 (en) | Bridge deck drain pipe device for bridge and construction method | |
| CN108239905A (en) | A kind of anti-ponding road and its construction method | |
| CN207295367U (en) | A kind of asphalt highway edge drainage structure | |
| CN205804076U (en) | A kind of porous asphalt pavement maintenance structure | |
| CN107794822A (en) | A kind of porous pavement based on sponge the idea of the city | |
| CN104878827A (en) | Road drainage structure | |
| CN110158650A (en) | A kind of underground structure that waterproof and drainage system are set | |
| CN207793792U (en) | A kind of road surface permeable pavement structure | |
| US20120269573A1 (en) | Systems and Methods for Diverting Sub-surface Water | |
| CN207659808U (en) | A kind of pervious concrete road | |
| CN206034223U (en) | Drainage type brick that permeates water | |
| CN211547155U (en) | Water permeable flat curb for road | |
| JP4589700B2 (en) | Construction method of water retentive pavement structure | |
| CN214033246U (en) | A road seepage prevention structure for sponge city design | |
| CN114318993A (en) | Cold region highway cutting slope interlayer water disease treatment method | |
| CN202492799U (en) | Waterproof and drainage structure for bridge pavement layer | |
| CN211079810U (en) | Avoid pitch highway of ponding | |
| CN204282150U (en) | A kind of surface drainage that graded broken stone french drain is set | |
| CN203360969U (en) | Express way reconstruction and extension engineering central median drainage system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |