CN108221715A - A kind of renovation technique of bridge pavement - Google Patents
A kind of renovation technique of bridge pavement Download PDFInfo
- Publication number
- CN108221715A CN108221715A CN201810016531.8A CN201810016531A CN108221715A CN 108221715 A CN108221715 A CN 108221715A CN 201810016531 A CN201810016531 A CN 201810016531A CN 108221715 A CN108221715 A CN 108221715A
- Authority
- CN
- China
- Prior art keywords
- concrete
- bridge
- renovation technique
- construction
- road
- 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
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of renovation technique of bridge pavement, S1. on-site land surveys：On-site land survey damages road surface；S2. closing half range Roadway Construction area：Half border region of enclosed bridge first；S3. concrete excavates：It is slotted by excavator；S4. expansion joint positioning welding：The method reinforced using segmentation spot welding；S5. casting concrete：Using both sides Symmetrical Continuous primary concreting concrete mode；S6. concrete curing：It is covered after the completion of concreting using plastic foil；S7. another half range Roadway Construction area is closed：After the completion of half of bridge floor is repaired, another half of bridge floor is closed, repeats above-mentioned construction procedure；S8. it detects：Detection confirms that road slot, the section pressed is consistent with road camber, surfacing, without undulation and notable wheelmark.Present invention process flow is perfect, vehicle can be allowed to pass through when repairing road surface, ensures that traffic is normal, can be conserved to repairing road surface, prevent from damaging again in its short time, save manpower financial capacity.
Description
Technical field
The present invention relates to road surface renovation technique technical field more particularly to a kind of renovation techniques of bridge pavement.
Background technology
At present, traditional road surface renovation technique is excessively arbitrarily and simple, and the pretreatment for the table that satisfies the need and advanced treating are not drawn
Enough attention are played, degree for the treatment of is not rigorous enough, selects road surface repair materials that cannot fully be bonded with former road surface, and material is certainly
The criterion needed for road surface is not achieved in body quality, and the road surface after repairing is caused to use shortly after, still occurs coming off, crack
Or it is damaged, traditional renovation technique is obviously not achieved repairing effect, causes the waste of human and material resources, financial resources, meanwhile, it also causes
The secondary destruction on road surface.
Through retrieval, Chinese patent Authorization Notice No. discloses the reparation of a kind of road or bridge pavement for CN103882789A
Technique, including removing carburization zone；It digs；Clear away waste；Coat primer layer；Fill mortar；Remove carburization zone.
Existing road surface renovation technique has the following disadvantages：The technique cannot be open to traffic when repairing road surface, easily lead to
Traffic congestion lacks the maintenance to concrete, easily lead to reparation after damaged again in very short time, cause human and material resources,
The waste of financial resources.
Invention content
The purpose of the present invention is to provide a kind of renovation technique of bridge pavement, it is perfect to have a technological process, can repair
Vehicle is allowed to pass through during multiple road surface, ensure that traffic is normal, can conserved to repairing road surface, prevent from damaging again in its short time
It is bad, save manpower financial capacity the advantages of, solve repair road surface when cannot be open to traffic, easily lead to traffic congestion, lack to concrete
Maintenance, easily lead to reparation after damaged again in very short time, cause human and material resources, financial resources waste the problem of.
A kind of renovation technique of bridge pavement according to embodiments of the present invention, includes the following steps：
S1. on-site land survey：On-site land survey damages road surface and makees telltale mark, formulates arrangement and method for construction；
S2. closing half range Roadway Construction area：Half border region of enclosed bridge first sets construction warning signs in construction section；
S3. concrete excavates：Pipeline center line and well location are released according to design drawing, further according to pipe center line and excavation of foundation pit
It is required that release foundation pit sideline；First implement point-to-point punching to old road face with air drill machine into seam, be allowed to crack, then pass through digging
Pick machine is slotted；
S4. expansion joint positioning welding：The method reinforced after expansion gap device installation using segmentation spot welding, in welding process by
Centre positions the side of expansion gap device and embedded ribs spot welding to both ends, and spot welding spacing is controlled in the range of 1m；
S5. casting concrete：Using both sides Symmetrical Continuous primary concreting concrete mode, by design requirement per square coagulation
Soil addition 50kg milling chatters, make top surface concordant with bituminous paving when receiving slurry, and top of concrete flatness meets design and rule
Model requirement；
S6. concrete curing：It is covered after the completion of concreting using plastic foil, continuous maintenance one week or more；Curing period
Between carry out traffic control, take protection closing measure；
S7. another half range Roadway Construction area is closed：Normally it is open to traffic after the completion of half of Roadway Construction reparation, it will another half of bridge floor envelope
It closes, repeats above-mentioned construction procedure；
S8. it detects：Detection confirms that road slot, the section pressed is consistent with road camber, surfacing, without undulation and shows
Write wheelmark.
On the basis of said program, in the S3, base is released after the line of hole, by the original place absolute altitude repetition measurement one of construction site
It is secondary, it determines the cutting depth of the construction site, its deviation is made to be no more than 3cm.
On the basis of said program, in the S3, load wagon to the blocking waste residue in old road face after dismounting concentrate clear
It removes, and to can be used in the earth and stone material filled sampling inspection in the face of old road, as material is filled, being transported to embankment area and filling.
On the basis of said program, in the S4, before being installed at expansion joint, using giant by residual residue in slot
It rinses well, keeps bituminous concrete section corner neat.
On the basis of said program, in the S5, before casting concrete, table is set in the range of reserved notch in time
Layer anticracking bar-mat reinforcement, and rubbish in secondary cleaning slot is carried out, it is rinsed well with giant and blocks gap.
On the basis of said program, in the S5, the road surface before casting concrete in the range of the 2m of expansion joint both sides is used
Colour bar cloth covering protection.
On the basis of said program, in the S5, the concrete is by 7% water, 14% cement, 26% sand and 53% stone
Son composition.
The present invention has an advantageous effect in that compared with prior art：
1st, renovation technique is perfect so that in strict conformity with codes and standards, moisture-proof sun-proof ability carries the bridge pavement after reparation
It is high by 10%；It can normally be open to traffic when repairing road surface by once repairing half of road surface, prevent traffic jam, improve 50%
Remediation efficiency；By to the concrete curing after pouring, preventing from damaging again in its short time, improving its service life 2-3
Year, the force density of concrete is 24kN/m3, the weight that can be born is up to 100 tons；
2nd, it can accomplish to make the best use of everything by the way that the native stone in old road face is transported to embankment area, economize on resources, improve 30%
Resource utilization；It can ensure that expansion joint installation is smooth straight suitable by cleaning fluting, stroke 480mm, deviation is no more than
10mm, it is 220MPa to allow bending ability；Present invention process flow is perfect, vehicle can be allowed to pass through when repairing road surface, protects
It is normal to demonstrate,prove traffic, can be conserved to repairing road surface, prevent from damaging again in its short time, save manpower financial capacity.
Specific embodiment
For that can further appreciate that feature, technological means and the concrete function reached of the present invention, below with specific implementation
Mode is described in further detail the present invention.
A kind of renovation technique of bridge pavement, is as follows：
S1. on-site land survey：On-site land survey damages road surface and makees telltale mark, formulates arrangement and method for construction；
S2. closing half range Roadway Construction area：Half border region of enclosed bridge first sets construction warning signs in construction section；
S3. concrete excavates：Pipeline center line and well location are released according to design drawing, further according to pipe center line and excavation of foundation pit
It is required that release foundation pit sideline；First implement point-to-point punching to old road face with air drill machine into seam, be allowed to crack, then pass through digging
Pick machine is slotted；
S4. expansion joint positioning welding：The method reinforced after expansion gap device installation using segmentation spot welding, in welding process by
Centre positions the side of expansion gap device and embedded ribs spot welding to both ends, and spot welding spacing is controlled in the range of 1m；
S5. casting concrete：Using both sides Symmetrical Continuous primary concreting concrete mode, by design requirement per square coagulation
Soil addition 50kg milling chatters, make top surface concordant with bituminous paving when receiving slurry, and top of concrete flatness meets design and rule
Model requirement；
S6. concrete curing：It is covered after the completion of concreting using plastic foil, continuous maintenance one week or more；Curing period
Between carry out traffic control, take protection closing measure；
S7. another half range Roadway Construction area is closed：Normally it is open to traffic after the completion of half of Roadway Construction reparation, it will another half of bridge floor envelope
It closes, repeats above-mentioned construction procedure；
S8. it detects：Detection confirms that road slot, the section pressed is consistent with road camber, surfacing, without undulation and shows
Write wheelmark.
In S3, base is released after the line of hole, the original place absolute altitude repetition measurement of construction site is primary, determine opening for the construction site
Depth is dug, its deviation is made to be no more than 3cm, in S3, load wagon carries out concentration removing to the blocking waste residue in old road face after dismounting, and
To can be used in the earth and stone material filled sampling inspection in the face of old road, as material is filled, being transported to embankment area and filling so that object uses up it
With, in S4, expansion joint install before, residual residue in slot is rinsed well using giant, keep bituminous concrete break
Face corner is neat, makes expansion joint installation smooth straight suitable, in S5, before casting concrete, is set in the range of reserved notch in time
Surface layer anticracking bar-mat reinforcement is put, and carries out rubbish in secondary cleaning slot, is rinsed well with giant and blocks gap, in S5
In, the road surface colour bar cloth covering protection before casting concrete in the range of the 2m of expansion joint both sides prevents pollution road surface, in S5
In, concrete is made of 7% water, 14% cement, 26% sand and 53% stone.
Part is not described in detail by the present invention, is the known technology of those skilled in the art.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of renovation technique of bridge pavement, it is characterised in that：Include the following steps：
S1. on-site land survey：On-site land survey damages road surface and makees telltale mark, formulates arrangement and method for construction；
S2. closing half range Roadway Construction area：Half border region of enclosed bridge first sets construction warning signs in construction section；
S3. concrete excavates：Pipeline center line and well location are released according to design drawing, it will further according to pipe center line and excavation of foundation pit
It asks, releases foundation pit sideline；First implement point-to-point punching to old road face with air drill machine into seam, be allowed to crack, then pass through excavation
Machine is slotted；
S4. expansion joint positioning welding：The method reinforced after expansion gap device installation using segmentation spot welding, by centre in welding process
The side of expansion gap device and embedded ribs spot welding are positioned to both ends, spot welding spacing is controlled in the range of 1m；
S5. casting concrete：Using both sides Symmetrical Continuous primary concreting concrete mode, add by design requirement per square concrete
Add 50kg milling chatters, make top surface concordant with bituminous paving when receiving slurry, top of concrete flatness meets design and specification will
It asks；
S6. concrete curing：It is covered after the completion of concreting using plastic foil, continuous maintenance one week or more；During maintenance into
Protection closing measure is taken in row traffic control；
S7. another half range Roadway Construction area is closed：Normally it is open to traffic after the completion of half of Roadway Construction reparation, another half of bridge floor is closed,
Repeat above-mentioned construction procedure；
S8. it detects：Detection confirms that road slot, the section pressed is consistent with road camber, surfacing, without undulation and notable wheel
Mark.
2. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：In the S3, base is released
It is after the line of hole, the original place absolute altitude repetition measurement of construction site is primary, it determines the cutting depth of the construction site, is no more than its deviation
3cm。
3. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：In the S3, load wagon
Concentration removing is carried out to the blocking waste residue in old road face after dismounting, and is sent to can be used in the earth and stone material filled sampling in the face of old road
Inspection as material is filled, is transported to embankment area and fills.
4. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：In the S4, flexible
Before seam installation, residual residue in slot is rinsed well using giant, keeps bituminous concrete section corner neat.
5. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：In the S5, pour mixed
Before solidifying soil, surface layer anticracking bar-mat reinforcement is set in the range of reserved notch in time, and carries out rubbish in secondary cleaning slot, uses high pressure
Hydraulic giant is rinsed well and blocks gap.
6. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：In the S5, pour mixed
Road surface colour bar cloth covering protection before solidifying soil in the range of the 2m of expansion joint both sides.
7. a kind of renovation technique of bridge pavement according to claim 1, it is characterised in that：It is described mixed in the S5
Solidifying soil is made of 7% water, 14% cement, 26% sand and 53% stone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810016531.8A CN108221715A (en) | 2018-01-08 | 2018-01-08 | A kind of renovation technique of bridge pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810016531.8A CN108221715A (en) | 2018-01-08 | 2018-01-08 | A kind of renovation technique of bridge pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108221715A true CN108221715A (en) | 2018-06-29 |
Family
ID=62640393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810016531.8A Pending CN108221715A (en) | 2018-01-08 | 2018-01-08 | A kind of renovation technique of bridge pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108221715A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709158A (en) * | 2020-12-25 | 2021-04-27 | 钟运涛 | Bridge maintenance process |
| CN113605191A (en) * | 2021-08-20 | 2021-11-05 | 安徽鸿宇路桥工程有限公司 | Pavement construction maintenance process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011161544A (en) * | 2010-02-08 | 2011-08-25 | Kansai Electric Power Co Inc:The | Method for repairing crack |
| CN105463986A (en) * | 2015-12-01 | 2016-04-06 | 中铁四局集团第三建设有限公司 | Construction method of bridge expansion joint |
| CN205242229U (en) * | 2015-12-04 | 2016-05-18 | 魏玉峰 | Asphalt pavement milling and grooving all -in -one machine |
| CN206233077U (en) * | 2016-11-29 | 2017-06-09 | 长沙蓝熙环保科技有限公司 | A kind of road-surface milling excavating device of asphalt pavement regeneration synthesis repairing vehicle |
| CN107476205A (en) * | 2017-08-07 | 2017-12-15 | 江苏平山交通设施有限公司 | A kind of modulus type expansion joint rapid-maintenance changes construction method |
-
2018
- 2018-01-08 CN CN201810016531.8A patent/CN108221715A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011161544A (en) * | 2010-02-08 | 2011-08-25 | Kansai Electric Power Co Inc:The | Method for repairing crack |
| CN105463986A (en) * | 2015-12-01 | 2016-04-06 | 中铁四局集团第三建设有限公司 | Construction method of bridge expansion joint |
| CN205242229U (en) * | 2015-12-04 | 2016-05-18 | 魏玉峰 | Asphalt pavement milling and grooving all -in -one machine |
| CN206233077U (en) * | 2016-11-29 | 2017-06-09 | 长沙蓝熙环保科技有限公司 | A kind of road-surface milling excavating device of asphalt pavement regeneration synthesis repairing vehicle |
| CN107476205A (en) * | 2017-08-07 | 2017-12-15 | 江苏平山交通设施有限公司 | A kind of modulus type expansion joint rapid-maintenance changes construction method |
Non-Patent Citations (2)
| Title |
|---|
| 百度: "伸缩缝施工技术（钢纤维混凝土）", 《百度文库》 * |
| 百度: "道路拆除工程施工方案", 《百度文库》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709158A (en) * | 2020-12-25 | 2021-04-27 | 钟运涛 | Bridge maintenance process |
| CN113605191A (en) * | 2021-08-20 | 2021-11-05 | 安徽鸿宇路桥工程有限公司 | Pavement construction maintenance process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111485922B (en) | Method for treating water leakage, block falling and slurry turning of ELF railway tunnel | |
| CN102296507B (en) | Treatment method of subgrade cracks | |
| CN106958256B (en) | A kind of placement layer by layer, the open caisson construction technique repeatedly sunk | |
| CN107201910A (en) | For shaking traffic tunnel fracture plugging and reinforcement means under bumpy weather | |
| CN106640154A (en) | Treatment method and structure for water seepage of tunnel lining circular construction joint crack | |
| CN108221715A (en) | A kind of renovation technique of bridge pavement | |
| Wagener et al. | Culvert repair best practices, specifications and special provisions: Best practices guidelines | |
| CN109667607B (en) | Tunnel partition waterproof construction process | |
| CN106812131A (en) | A kind of permanent sheet pile underground structure and its construction method | |
| CN101892637A (en) | Ring type anchor rod locking method for repairing cracks on abutment side wall of highway bridge abutment | |
| CN117051640A (en) | Structural combination design optimization method for repairing cement pavement | |
| CN103968186A (en) | Repair construction method for water supply pre-stressed concrete cylinder pipe | |
| CN108360573B (en) | Device for preventing post-cast strip of basement floor from leaking and construction method thereof | |
| KR100786357B1 (en) | Reinforcement equipment and method for joint of concrete paved road | |
| CN204803705U (en) | Concrete road surface expansion joint filleting structure | |
| CN104988981B (en) | A kind of well construction method of riding on present situation operation shield method drainage pipeline | |
| CN114318993A (en) | Cold region highway cutting slope interlayer water disease treatment method | |
| CN113265925A (en) | Construction access road structure on mudflat zone and construction method | |
| CN209324423U (en) | A kind of reparation structure that water seepage of tunnel is left white | |
| CN112048959A (en) | Transverse grouting roadbed reinforcing structure and roadbed repairing method | |
| CN109487669A (en) | A kind of tramcar and town road level-crossing maintenance and reinforcement construction technology | |
| CN217479998U (en) | Culvert structure | |
| CN109653764A (en) | A kind of restorative procedure that water seepage of tunnel stream is white | |
| CN107217563A (en) | A kind of renovation technique of bridge pavement | |
| CN112901222B (en) | Treatment process for concrete water seepage cracks of inverted arch of tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180629 |