CN107604801B - A kind of the reparation structure and its gap casting glue restorative procedure of impaired bituminous pavement - Google Patents
A kind of the reparation structure and its gap casting glue restorative procedure of impaired bituminous pavement Download PDFInfo
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- CN107604801B CN107604801B CN201710954766.7A CN201710954766A CN107604801B CN 107604801 B CN107604801 B CN 107604801B CN 201710954766 A CN201710954766 A CN 201710954766A CN 107604801 B CN107604801 B CN 107604801B
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- plate stitch
- disconnected plate
- planting hole
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Abstract
The present invention relates to a kind of reparation structure of impaired bituminous pavement and its gap casting glue restorative procedures, including bituminous pavement top, being damaged on the bituminous pavement top has disconnected plate stitch gap, the disconnected plate stitch gap two sides have been arranged in pairs multipair bar planting hole, the bar planting hole is distributed along the disconnected plate stitch gap extending direction, and it is inserted with reinforcing bar vertically in the bar planting hole, joint filling slot is provided in the disconnected plate stitch gap, the joint filling slot position is between the bar planting hole of two sides, the pitch repair piece that cross section is rectangle is equipped in the joint filling slot, the upper surface of the pitch repair piece is covered with sealing film, full phenolic aldehyde-nitrile rubber adhesive is filled between the disconnected plate stitch gap and pitch repair piece, the main points of its technical scheme are that in repair process, improve the durability for repairing road surface, maintenance costs can effectively be lowered, shorten the construction period, plate is resolved in guarantee The quality that gap is repaired, to extend Road Service Life.
Description
Technical field
The present invention relates to the reparation structures and its gap of road maintenance technical field more particularly to a kind of impaired bituminous pavement
Casting glue restorative procedure.
Background technique
Bituminous pavement has that low cost, noise is small, driving is comfortable, quick construction, the superiority such as easy to maintenance, therefore pitch
Road surface has obtained extensive promotion and application.After bituminous pavement is built up due to traffic loading, environmental factor and ground surface material and
The influence of structure, and over time, various gaps can be gradually formed and extended.After gap is formed, rainwater is logical
It crosses gap and enters base, form dynamic water and structure sheaf formation is washed away, eventually lead to phenomena such as road surface generates cracking, pit slot.Gap
Occur not only that the continuity of road pavement and flatness generate destruction, influence the aesthetics and road-ability on road surface, Er Qierong
It easily causes moisture content to corrode roadbed and reduces the service life on road surface, while also increasing the maintenance maintenance work and expense on road surface.
In view of the above-mentioned problems, the Chinese patent that publication No. is CN105507111A discloses a kind of damaged concrete road surface face
The reparation structure and restorative procedure of plate, wherein the reparation structure of damaged concrete road slab includes the concrete road of surface plane hair
Faceplate panels, disconnected plate stitch gap two sides are arranged in pairs and along the multipair bar planting hole of disconnected plate stitch gap extending direction distribution, vertically plug and glue
It connects the reinforcing bar being fixed in bar planting hole and pours the steel fiber reinforced concrete cover being fixed on concrete road faceplate panels；It is impaired
The restorative procedure of concrete road faceplate panels, comprising the following steps: step 1, plane hair；Step 2 is drilled with multipair bar planting hole；Step 3,
Building adhesive is poured into the bar planting hole and is implanted into reinforcing bar vertically；Step 4 pours steel fiber reinforced concrete formation steel fiber reinforced concrete
Cover ultimately forms the reparation structure of damaged concrete road slab.
If but there is the damaged condition of disconnected plate stitch gap in above scheme, needs in concrete road surface upper steel fibre coagulation
Soil forms steel fiber reinforced concrete cover, and the demoulding after 24-48 hours of steel fiber reinforced concrete cover, watering overlay film were conserved to 28 days
Molding steel fiber reinforced concrete cover, in-situ processing cumbersome, repair time are long afterwards.
Summary of the invention
The object of the present invention is to provide a kind of reparation structure of impaired bituminous pavement and its gap casting glue restorative procedures, repair
Multiple damaged road surface gap velocity is fast, the close traffic time is greatly reduced.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of repairing for impaired bituminous pavement
Complex structure, including bituminous pavement top, being damaged on the bituminous pavement top has disconnected plate stitch gap, and the disconnected plate stitch gap two sides are pairs of
It is provided with multipair bar planting hole, the bar planting hole is distributed along the disconnected plate stitch gap extending direction, and is plugged vertically in the bar planting hole
There is reinforcing bar, joint filling slot is provided in the disconnected plate stitch gap, the joint filling slot position is equipped in the joint filling slot between the bar planting hole of two sides
Cross section is the pitch repair piece of rectangle, and the upper surface of the pitch repair piece is covered with sealing film, the disconnected plate stitch gap with
Full phenolic aldehyde-nitrile rubber adhesive is filled between pitch repair piece；The horizontal width of the joint filling slot is the maximum of disconnected plate stitch gap
Width, the depth of the joint filling slot are less than or equal to disconnected plate gap depth；Level of the width of the pitch repair piece than joint filling slot
The big 0.5-1.5mm of width, and its height is equal to or more than the depth of joint filling slot；The pitch repair piece includes outermost pitch
Clad, is provided with the deformation cavity along the setting of pitch repair piece length direction in the pitch-coating layer, in the deformation cavity
Equipped with the rubber strip closely abutted with its inner wall.
By using above-mentioned technical proposal, when bituminous pavement top is impaired disconnected plate stitch gap occurs, in disconnected plate stitch gap two sides
It wears bar planting hole in pairs and plugs reinforcing bar, the anchorage effect of reinforcing bar improves the horizontal shear strength for repairing position and vertically resists
Drawing ability is able to suppress the extension for even preventing disconnected plate stitch gap, secondly opens joint filling slot between the bar planting hole of two sides, will form solid-state
Pitch repair piece is directly squeezed at fluting and is repaired, and then after the disconnected plate stitch gap of sealing, fills full phenolic aldehyde-nitrile rubber gluing
Agent keeps the bituminous pavement being laid with again bonding close, is able to quickly repair damaged road surface gap, closed to be greatly reduced
Traffic time postpones the time of heavy resurfacing maintenance；Practical measurement situation according to the impaired gap of pavement behavior and scene is stringent
Determine the technological parameters such as section width, depth and the depth-to-width ratio of joint filling slot；On the basis of the setting of joint filling slot, prefabricated pitch is repaired
Dribbleware width wants the horizontal width 0.5-1.5mm of big joint filling slot, and height will be equal to or more than the depth of joint filling slot, embedding to meet
Enter, squeeze, is closely knit, the effect of bonding；Can be Nian Jie with the extruding of joint filling slot after outermost pitch-coating layer heating, internal setting
Deformation cavity in the hollow state in part to increase the flexibility of pitch repair piece, and place rubber strip in deformation cavity
Pitch repair piece can be made to have certain elasticity, it is closely knit convenient for being embedded in.
Further, the top of the reinforcing bar is not higher than the upper surface of the bituminous pavement top, the depth in the bar planting hole
Degree is greater than the one third of the bituminous pavement top thickness, and the reinforcing bar is adhesively fixed on the bar planting hole by building adhesive
In.
By using above-mentioned technical proposal, the depth in bar planting hole is limited, and reinforcing bar is adhesively fixed on bar planting with building adhesive
Kong Zhong guarantees that impaired bituminous pavement top repairs the globality of structure, improves bearing capacity.
Another technical object of the present invention is to provide a kind of gap casting glue restorative procedures of impaired bituminous pavement, including with
Lower step:
Step 1: choosing impaired bituminous pavement top, it is drilled with multipair bar planting hole, multipair plant in pairs in disconnected plate stitch gap two sides
Muscle hole is distributed along disconnected plate stitch gap extending direction, and control punching aperture is 30-50mm, and punching depth is 45-50mm；
Step 2: being implanted into reinforcing bar vertically into bar planting hole and pouring into that building adhesive is capped, the top of reinforcing bar is not higher than pitch
The upper surface of top course；
Step 3: being moved towards along disconnected plate stitch gap after building adhesive solidifies in a natural environment, opening and fill out in disconnected plate stitch gap
Slot；
Step 4: preparing pitch repair piece, the width of setting is 0.5-1.5mm bigger than the horizontal width of joint filling slot, and high
Degree is equal to or more than the depth of joint filling slot；
Step 5: carry out cleaning treatment to disconnected plate stitch gap using powered brush and hair dryer, clear away in disconnected plate stitch gap sandy soil with
Rubble is then rinsed bituminous pavement top with sprinkling truck, after dust gravel is washed away completely, naturally dry；
Step 6: being heated with asphalt pavement heater to bituminous pavement top, secondly by the pitch repair piece of preparation
It squeezes in indentation joint filling slot, so that pitch repair piece and bituminous pavement top are contour；
Step 7: covering sealing film in the upper surface of pitch repair piece, make sealing film that disconnected plate stitch gap be completely covered；
Step 8: air-inlet of vacuum pump side to be inserted into disconnected plate stitch gap one end after covering sealing film, start vacuum
Pump, starts to be evacuated, and phenolic aldehyde-nitrile rubber adhesive is slowly secondly injected to disconnected plate stitch gap, phenolic aldehyde-in the other end of disconnected plate stitch gap
Nitrile rubber adhesive flows under pull of vacuum effect, and disconnected plate stitch gap and the gap of pitch repair piece are filled up；
Step 9: being compacted with the dual-steel wheel road roller of 11-13T to bituminous pavement top, solidification then is stood to it
The reparation to impaired bituminous pavement can be completed in 20-24h.
By using above-mentioned technical proposal, in repair process, bituminous pavement top is carried out with asphalt pavement heater
Heating, and pitch repair piece is squeezed at fluting, while after joint filling rooved face covers sealing film, being inserted into the air guide of vacuum pump
Pipe, so that pull of vacuum effect enables phenolic aldehyde-nitrile rubber adhesive to fill up between disconnected plate stitch gap and pitch repair piece
Gap, ensure that the quality of distressed pavements reparation, to extend the service life of road.
Further, the bar planting hole being distributed in pairs in step 1 is equally spaced and in pairs in the disconnected plate stitch gap two sides
The distance between the bar planting hole for 0.5-1 times of bituminous pavement top thickness.
It by using above-mentioned technical proposal, further limits bar planting hole and is placed equidistant with, and according to the thickness of bituminous pavement top
Degree control punching aperture and punching depth.
Further, asphalt pavement heater is 125-130 to the control heating temperature of bituminous pavement top in step 6
DEG C, and 25-30min is heated to bituminous pavement softening.
By using above-mentioned technical proposal, it is precisely controlled heating temperature and the heating time of bituminous pavement top, makes solid-state
There is preferable hot adhesion effect between molding pitch repair piece and joint filling line of rabbet joint wall surface material.
Further, gas-guide tube is installed in air-inlet of vacuum pump side in step 8, air guide pipe end is inserted into disconnected plate
The bottom in gap.
By using above-mentioned technical proposal, gas-guide tube is inserted to disconnected plate stitch gap bottom, and then enhances the suction effect of vacuum pump
Fruit keeps the bituminous pavement top being laid with again bonding close.
Further, using blender that phenolic aldehyde-nitrile rubber adhesive mix is uniform in step 8, the stirring of blender
Time control is within 60s and stirring is uniform to color.
By using above-mentioned technical proposal, blender is compared to artificial stirring, and more efficient, mix is more evenly.
In conclusion the invention has the following advantages:
1, by wearing bar planting hole in pairs in disconnected plate stitch gap two sides and plugging reinforcing bar, the level for repairing position can be effectively improved
Shear resistance and vertical tensile capacity are able to suppress the extension for even preventing disconnected plate stitch gap；
2, by opening joint filling slot, molding fix-bitumen repair piece is directly squeezed at fluting and is repaired, technique letter
Single, in-situ processing is convenient and efficient, improves the durability for repairing road surface；
3, by filling full phenolic aldehyde-nitrile rubber adhesive between plate stitch gap and pitch repair piece disconnected, make to be laid with again
Bituminous pavement bonding it is close, be further ensured that the repairing quality of disconnected plate stitch gap, be able to quickly repair damaged road surface gap.
Detailed description of the invention
Fig. 1 is the overall structure diagram of distressed pavements in the present invention；
Fig. 2 is the schematic cross-sectional view for being damaged bituminous pavement in the present invention and repairing structure；
Fig. 3 is the schematic cross-sectional view of pitch repair piece in the present invention.
In figure, 1, roadbed；11, base；12, bituminous pavement top；2, disconnected plate stitch gap；21, bar planting hole；22, reinforcing bar；23,
Joint filling slot；3, pitch repair piece；31, pitch-coating layer；32, deformation cavity；33, rubber strip；4, sealing film；5, phenolic aldehyde-fourth
Nitrile rubber adhesive.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1:
A kind of reparation structure of impaired bituminous pavement, as shown in Figure 1, including bituminous pavement top 12, bottom is provided with
Play roadbed 1 and the base 11 of carrying, being wherein damaged on bituminous pavement top 12 has disconnected plate stitch gap 2.Therefore as shown in Fig. 2,
It is arranged in pairs multipair bar planting hole 21 in disconnected 2 two sides of plate stitch gap, and bar planting hole 21 is distributed along the extending direction of disconnected plate stitch gap 2,
Reinforcing bar 22 is inserted in bar planting hole 21 vertically, the anchorage effect of reinforcing bar 22 improves the horizontal shear strength for repairing position and erects
To tensile capacity, it is able to suppress the extension for even preventing disconnected plate stitch gap 2.Secondly joint filling slot 23, joint filling slot are provided in disconnected plate stitch gap 2
23 between two sides bar planting hole 21, according to the technological parameter prefabricated bituminous repair piece 3 of joint filling slot 23, thus by pitch repair piece
3 are laid in disconnected plate stitch gap 2, are then covered with sealing film 4 in the upper surface of pitch repair piece 3 and play sealing effect, are convenient for
Full phenolic aldehyde-nitrile rubber adhesive 5 is filled between disconnected plate stitch gap 2 and pitch repair piece 3 later, reaches the drip for making to be laid with again
Green road surface bonds close effect, is able to quickly repair damaged disconnected plate stitch gap 23.
Section width, the depth of joint filling slot 23 are strictly determined according to the practical measurement situation in the impaired gap of pavement behavior and scene
The technological parameters such as degree and depth-to-width ratio, as shown in Fig. 2, the horizontal width of joint filling slot 23 is the maximum width of disconnected plate stitch gap 2, joint filling slot
23 depth is less than or equal to disconnected 2 depth of plate stitch gap；On the basis of the setting of joint filling slot 23, the width of pitch repair piece 3 compares joint filling
The big 0.5-1.5mm of the horizontal width of slot 23, and its height is equal to or more than the depth of joint filling slot 23, to meet pitch repair piece 3
With the insertion of joint filling slot 23, extruding, closely knit, bonding effect.
To achieve the effect that preferably integration is laid with, as shown in figure 3, the pitch repair piece 3 includes outermost drip
Green clad 31 is provided with the deformation cavity 32 along the setting of 3 length direction of pitch repair piece, deformation cavity 32 in pitch-coating layer 31
Inside it is placed with the rubber strip 33 closely abutted with its inner wall.It can be with joint filling slot 23 after being heated by outermost pitch-coating layer 31
Bonding is squeezed, the internal deformation cavity 32 being arranged increases the flexibility of pitch repair piece 3 in the hollow state in part, and
Rubber strip 33 is placed in deformation cavity 32 can make pitch repair piece 3 have certain elasticity, closely knit convenient for being embedded in.
As shown in Fig. 2, the top of reinforcing bar 22 is not higher than the upper surface of bituminous pavement top 12, the depth in bar planting hole 21 is greater than
The one third of 12 thickness of bituminous pavement top, reinforcing bar 22 are adhesively fixed in the bar planting hole 21 by building adhesive, foot
To guarantee that impaired bituminous pavement top 12 repairs the globality of structure.
Embodiment 2:
A kind of gap casting glue restorative procedure of impaired bituminous pavement, comprising the following steps:
Step 1: impaired bituminous pavement top 12 is chosen, it is comprehensive to depth and width at disconnected plate stitch gap 2 and former ground surface material
It closes the technical parameters such as characteristic to test measurement, next is drilled with the bar planting hole 21 being equally spaced in disconnected 2 two sides of plate stitch gap in pairs, more
Bar planting hole 21 is distributed along disconnected 2 extending direction of plate stitch gap, the bituminous pavement that the distance between pairs of bar planting hole 21 is 0.5-1 times
The thickness of surface layer 12, and controlling punching aperture is 30-50mm, punching depth is 45-50mm；
Step 2: being implanted into reinforcing bar 22 vertically into bar planting hole 21 and pouring into that building adhesive is capped, the top of reinforcing bar 22 is not high
In the upper surface of bituminous pavement top 12；
Step 3: determining the technological parameters such as section width, depth and the depth-to-width ratio of joint filling slot 23 in building adhesive in natural ring
It after solidifying under border, is moved towards along disconnected plate stitch gap 2, joint filling slot 23 is opened in disconnected plate stitch gap 2, fluting notch requires accurate and rule
Model avoids the slight peeling of otch periphery material as far as possible；
Step 4: preparing pitch repair piece 3 on the basis of the technological parameter of joint filling slot 23, the width of setting is than joint filling slot
The big 0.5-1.5mm of 23 horizontal width, and height is equal to or more than the depth 1-2mm of joint filling slot 23；
Step 5: carrying out cleaning treatment to disconnected plate stitch gap 2 using powered brush and hair dryer, sandy soil in disconnected plate stitch gap 2 are cleared away
With rubble, then bituminous pavement top 12 is rinsed with sprinkling truck, after dust gravel is washed away completely, naturally dry is protected
It is neat to demonstrate,prove notch cleaning；
Step 6: being heated with asphalt pavement heater to bituminous pavement top 12, control heating temperature is 125-130
DEG C, and heat 25-30min and soften to bituminous pavement, secondly the pitch repair piece 3 of preparation is squeezed in indentation joint filling slot 23, is made
It obtains pitch repair piece 3 and bituminous pavement top 12 is contour；
Step 7: the upper surface of pitch repair piece 3 is adhesively fixed sealing film 4 after compaction, cover sealing film 4 completely
Cover disconnected plate stitch gap 2；
Step 8: gas-guide tube is installed in air-inlet of vacuum pump side, after air guide pipe end is inserted into covering sealing film 4
Disconnected 2 one end of plate stitch gap, start vacuum pump, start to be evacuated, the phenolic aldehyde-that secondly will be stirred evenly in the other end of disconnected plate stitch gap 2
Nitrile rubber adhesive 5 slowly injects disconnected plate stitch gap 2, and phenolic aldehyde-nitrile rubber adhesive 5 flows under pull of vacuum effect, will
Disconnected plate stitch gap 2 and the gap of pitch repair piece 3 are filled up；
Step 9: being compacted with the dual-steel wheel road roller of 11-13T to bituminous pavement top 12, then stood to it solid
Change 20-24h, the reparation to impaired bituminous pavement can be completed.
The method of the present invention heats bituminous pavement top 12 with asphalt pavement heater, and squeeze in repair process
It presses pitch repair piece 3 at fluting, while after 23 surface of joint filling slot covers sealing film 4, being inserted into the gas-guide tube of vacuum pump, from
And pull of vacuum effect enables phenolic aldehyde-nitrile rubber adhesive 5 to fill up the sky between disconnected plate stitch gap 2 and pitch repair piece 3
Gap has reached protection environment, low-carbon energy-saving effect, and the whole adhesive property of slotted wall is compared to biography at plate stitch gap 2 of breaking after construction repairing
System notch and fill slot construction technology can obtain larger raising, therefore the also different degrees of durability for improving reparation road surface, can have
The attenuating maintenance costs of effect shortens the construction period, guarantees the quality for resolving the reparation of plate stitch gap 2, to extend the road occupation longevity
Life has postponed the time of road surface medium-capital overhauling maintenance.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (7)
1. a kind of reparation structure of impaired bituminous pavement, including bituminous pavement top (12), on the bituminous pavement top (12)
Impaired to have disconnected plate stitch gap (2), disconnected plate stitch gap (2) two sides have been arranged in pairs multipair bar planting hole (21), the bar planting hole (21)
It is distributed along disconnected plate stitch gap (2) extending direction, and is inserted with reinforcing bar (22) in the bar planting hole (21) vertically, feature exists
In: it is provided with joint filling slot (23) on the disconnected plate stitch gap (2), the joint filling slot (23) is located between two sides bar planting hole (21), described
The pitch repair piece (3) that cross section is rectangle is equipped in joint filling slot (23), the upper surface of the pitch repair piece (3) is covered with close
Sealing film (4) is filled full phenolic aldehyde-nitrile rubber adhesive (5) between the disconnected plate stitch gap (2) and pitch repair piece (3)；It is described
The horizontal width of joint filling slot (23) is the maximum width of disconnected plate stitch gap (2), and the depth of the joint filling slot (23) is less than or equal to disconnected plate
Gap (2) depth；The width of the pitch repair piece (3) is 0.5-1.5mm bigger than the horizontal width of joint filling slot (23), and its height
Equal to or more than the depth of joint filling slot (23)；The pitch repair piece (3) includes outermost pitch-coating layer (31), the drip
The deformation cavity (32) along the setting of pitch repair piece (3) length direction, the deformation cavity (32) are provided in green clad (31)
It is interior equipped with the rubber strip (33) closely abutted with its inner wall.
2. a kind of reparation structure of impaired bituminous pavement according to claim 1, it is characterised in that: the reinforcing bar (22)
Top is not higher than the upper surface of the bituminous pavement top (12), and the depth of the bar planting hole (21) is greater than the bituminous pavement face
The one third of layer (12) thickness, the reinforcing bar (22) are adhesively fixed in the bar planting hole (21) by building adhesive.
3. a kind of gap casting glue restorative procedure of impaired bituminous pavement, which comprises the following steps:
Step 1: choosing impaired bituminous pavement top (12), it is drilled with multipair bar planting hole in pairs in disconnected plate stitch gap (2) two sides
(21), multipair bar planting hole (21) is distributed along disconnected plate stitch gap (2) extending direction, and control punching aperture is 30-50mm, and punching depth is
45-50mm；
Step 2: being implanted into reinforcing bar (22) vertically into bar planting hole (21) and pouring into that building adhesive is capped, the top of reinforcing bar (22) is not
Higher than the upper surface of bituminous pavement top (12)；
Step 3: moved towards after building adhesive solidifies in a natural environment along disconnected plate stitch gap (2), it is open-minded on disconnected plate stitch gap (2)
Joint filling slot (23)；
Step 4: preparing pitch repair piece (3), the width of setting is 0.5-1.5mm bigger than the horizontal width of joint filling slot (23), and
Height is equal to or more than the depth of joint filling slot (23)；
Step 5: carrying out cleaning treatment to disconnected plate stitch gap (2) using powered brush and hair dryer, sandy soil in disconnected plate stitch gap (2) are cleared away
With rubble, then bituminous pavement top (12) is rinsed with sprinkling truck, after dust gravel is washed away completely, naturally dry；
Step 6: being heated with asphalt pavement heater to bituminous pavement top (12), secondly by the pitch repair piece of preparation
(3) it squeezes in indentation joint filling slot (23), so that pitch repair piece (3) and bituminous pavement top (12) are contour；
Step 7: covering sealing film (4) in the upper surface of pitch repair piece (3), make sealing film (4) that disconnected plate stitch be completely covered
Gap (2)；
Step 8: air-inlet of vacuum pump side is inserted into disconnected plate stitch gap (2) one end after covering sealing film (4), starting is true
Sky pump, starts to be evacuated, and secondly phenolic aldehyde-nitrile rubber adhesive (5) is slowly injected disconnected plate stitch by the other end in disconnected plate stitch gap (2)
Gap (2), phenolic aldehyde-nitrile rubber adhesive (5) flows under pull of vacuum effect, by disconnected plate stitch gap (2) and pitch repair piece (3)
Gap fill up；
Step 9: being compacted with the dual-steel wheel road roller of 11-13T to bituminous pavement top (12), solidification then is stood to it
The reparation to impaired bituminous pavement can be completed in 20-24h.
4. the gap casting glue restorative procedure of impaired bituminous pavement according to claim 3, it is characterised in that: in step 1
The bar planting hole (21) being distributed in pairs disconnected plate stitch gap (2) two sides be equally spaced and the pairs of bar planting hole (21) it
Between distance be 0.5-1 times bituminous pavement top (12) thickness.
5. the gap casting glue restorative procedure of impaired bituminous pavement according to claim 3, it is characterised in that: in step 6
Asphalt pavement heater is 125-130 DEG C to the control heating temperature of bituminous pavement top (12), and heats 25-30min to drip
Green road surface softening.
6. the gap casting glue restorative procedure of impaired bituminous pavement according to claim 3, it is characterised in that: in step 8
Gas-guide tube is installed in air-inlet of vacuum pump side, air guide pipe end is inserted into the bottom of disconnected plate stitch gap (2).
7. the gap casting glue restorative procedure of impaired bituminous pavement according to claim 3, it is characterised in that: in step 8
Using blender that phenolic aldehyde-nitrile rubber adhesive (5) mix is uniform, the mixing time of blender is controlled within 60s and is stirred
It mixes uniform to color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954766.7A CN107604801B (en) | 2017-10-13 | 2017-10-13 | A kind of the reparation structure and its gap casting glue restorative procedure of impaired bituminous pavement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954766.7A CN107604801B (en) | 2017-10-13 | 2017-10-13 | A kind of the reparation structure and its gap casting glue restorative procedure of impaired bituminous pavement |
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| Publication Number | Publication Date |
|---|---|
| CN107604801A CN107604801A (en) | 2018-01-19 |
| CN107604801B true CN107604801B (en) | 2019-09-06 |
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| CN201710954766.7A Expired - Fee Related CN107604801B (en) | 2017-10-13 | 2017-10-13 | A kind of the reparation structure and its gap casting glue restorative procedure of impaired bituminous pavement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109778653A (en) * | 2018-12-30 | 2019-05-21 | 广东华工大建筑工程有限公司 | A kind of concrete structure crack method for repairing and mending |
| CN111945497A (en) * | 2020-06-22 | 2020-11-17 | 中南大学 | Concrete structure pore filling operation device and method |
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