CN107740334A - Pitch cotton ginning color spray pavement construction - Google Patents
Pitch cotton ginning color spray pavement construction Download PDFInfo
- Publication number
- CN107740334A CN107740334A CN201710952034.4A CN201710952034A CN107740334A CN 107740334 A CN107740334 A CN 107740334A CN 201710952034 A CN201710952034 A CN 201710952034A CN 107740334 A CN107740334 A CN 107740334A
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- Prior art keywords
- pitch
- construction
- sidewalk
- cotton ginning
- spray
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/16—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings
- E01C23/20—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ
- E01C23/22—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ by spraying
Abstract
The invention provides a kind of pitch cotton ginning color spray pavement construction, efficiency of construction is both improved, adds pavement service life, makes traditional pavement road surface brilliance beautiful again.It comprises the following steps：Asphalt pavement construction；Construction lofting；Bituminous paving heats；Put mould, molding moulding；Bottom and surface layer application；Spraying surface diaphragm；Drying and moulding.
Description
Technical field
The present invention relates to a kind of pavement construction, and in particular to a kind of pitch cotton ginning color spray pavement construction,
Belong to technical field of municipal construction.
Background technology
With the high speed development of China's economic, pavement beautification of landscape demand comes into fast-developing period.
Problems be present in traditional asphalt cotton ginning color spray construction：Make pitch corner after cotton ginning when crimping difficulty of construction Datong District
Easily peel off, the flatness and glossiness on the surface after spraying are inadequate；Cotton ginning intersection, which repeats to imprint, and cotton ginning scope is outer is pressed
Print.
The content of the invention
In order to solve the problems, such as that prior art is present, it is an object of the present invention to provide a kind of pitch cotton ginning color spray pavement to apply
Work engineering method, both improves efficiency of construction, adds pavement service life, makes traditional pavement road surface brilliance beautiful again.
The present invention to achieve the above object, is achieved through the following technical solutions：
A kind of pitch cotton ginning color spray pavement construction, it is characterised in that comprise the following steps：Asphalt pavement construction；Construction
Setting-out；Bituminous paving heats；Put mould, molding moulding；Bottom and surface layer application；Spraying surface diaphragm；Drying and moulding.
Preferably, it is as cotton ginning sidewalk base course material, pitch bitumen aggregate ratio using warm-mixed asphalt in asphalt pavement construction
6.0%, particle diameter is that 5-10mm crushed stone aggregate contents are 25%-30%, and the content of below 0.6mm fine aggregate particle is 22%-25%,
The content of below 0.075mm filler is not less than 6%；Warm-mixed asphalt concrete construction temperature is 120-130 DEG C, warm-mixed asphalt face
The compactness of layer is >=96%, and Asphalt Pavement Surface Evenness is≤4mm.
Preferably, construction lofting process is as follows：The main shaft of construction area is marked first, is marked using the method for snap the line；
According to mark main axis parallel line；According to segmentation, with 3：4：5 ratios mark vertical line；Vertical lines run parallel line is drawn with parallel lines principle；
Mark infrared heating device heating location reference line.
Preferably, bituminous paving heating utilizes infrared heating machine, and it is 120 DEG C -140 DEG C to control asphalt surface temperature, infrared
For the gas pressure setting value of heater normal operation in 4-6psi, heating and softening depth standards are 1.5-1.8cm, mobile every time
Answer overlapping 20cm scopes.
Preferably, molding moulding uses is imprinted with bidirectional plate compactor, moving direction and infrared heating machine moving direction
Identical, the depth standards for being molded requirement are 0.8-1.0cm.
Preferably, bottom and surface layer coating process are as follows：
1）Scene prepares：Protected with canvas or plastic cement pre-, it is necessary to the structures of protection are pasted strong blowing machine site clearing
Determine the place of mix coating, prepare construction water, air compressor machine, spray gun, automatic coating machine test running；
2）Circulated all pipelines of automatic spray gun with clear water, and adjust spray gun；
3）Coating is poured into, in trying spray in bucket, is adjusted into tolerance and feeding（Design parameter value）To obtain optimal spraying effect；
4）Before sprayed layer undercoat coating, to bituminous paving sprinkling clear water moistening；
5）Spray gun is moved with reciprocal helical trajectory perpendicular to the ground apart from ground 45-60cm, muzzle；Followed by special messenger with hairbrush in spray gun
Brush repeatedly afterwards；And kerbstone is carried out with baffle plate to block protection；
6）After subbing is completely dried, the application of investment precoat is carried out.
6. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Spraying surface is protected
Film uses atomizers spray, 98 ㎡ can be sprayed per kettle diaphragm, by 1:1 water reconciles.
Preferably, it also includes sidewalk for visually impaired people construction, and sidewalk for visually impaired people construction procedure is as follows：
A, material prepares
（1）Sidewalk for visually impaired people coating is as follows using modified hot melt material, modified hot melt material composition and content：C5 Petropols 15-20%,
EVA30%, Tissuemat E 20%, dioctyl ester 25%, remaining is filler；
（2）Make sidewalk for visually impaired people mould：The irony for being 5mm with thickness makes mould, check before mould installion the size that confirms mould and
Mold thickness, and brushing releasing agent；
B, road surface is cleared up；After artificial road pavement cleans, road surface is purged using hair-dryer；
C, mould is put：Under conditions of clean on road surface, sidewalk for visually impaired people mould and fixation are put according to blind reserved location, after inspection is errorless
The spray coating operations of sidewalk for visually impaired people are carried out again；
D, sidewalk for visually impaired people is constructed：
（1）Modified hot melt material is fitted into heater and is heated uniformly to 220 DEG C, using manually heating material by modified during spraying
Material is poured into mould, is uniformly applied to modified hot melt material in template with hawk, will before hot melt material coagulation forming to be modified
Mold periphery material strikes off, form removal after coagulation forming；
（2）Sidewalk for visually impaired people surface layer diaphragm brushing is carried out after form removable in time, sidewalk for visually impaired people is uniformly painted on hairbrush when diaphragm is constructed
Surface layer.
Preferably, pitch cotton ginning color spray structure of sidewalk includes basic unit and the surface layer being arranged in basic unit, wherein basic unit by
16cm or 18cm rendzinases and 16cm or 18cm two-ash broken stones are formed, and rendzinas accounts for total base layer quality percentage as 10%；Surface layer
Surface includes grain formula in pitch cotton ginning color spray layer, AC-10 particulate formulas asphalt concrete layer, sticking layer oil, AC-16 successively from top to down
Asphalt concrete layer and priming oil.
Preferably, AC-10 particulates formula asphalt concrete layer is 3cm, and middle grain formula asphalt concrete layer is 4cm.
The advantage of the invention is that：
1. good endurance, it is easy to conserve.Cotton ginning difficulty of construction is reduced compared with traditional asphalt road surface crimps, makes corner after cotton ginning
It is not easy to peel off, and strengthens the flatness and glossiness on the surface after spraying, late maintaining maintenance cost is extremely low.
2. more security, aesthetic property, practicality.The deficiency of sidewalk for visually impaired people, new work can not be imprinted to former cotton ginning mould by solving
Method makes sidewalk for visually impaired people bar firmly paste on bituminous paving, and has eye-catching color and reflecting at night effect.
3. effectively prevent from repeating to imprint and crimping bituminous paving beyond scope to be stamped.
4, constructions are convenient.Pitch cotton ginning pavement is directly applied on original bituminous paving compared with tradition mats formation pavement
Work, short construction period, pass through soon.
It is 5. rich in color.Abundant color fully compensate for the single deficiency of traditional pavement color, beautify pavement
Landscape effect.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.
Fig. 1 is the construction process schematic diagram of the present invention.
Embodiment
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
With reference to figure 1, a kind of pitch cotton ginning color spray pavement construction, comprise the following steps：Asphalt pavement construction；Construction
Setting-out；Bituminous paving heats；Put mould, molding moulding；Bottom and surface layer application；Spraying surface diaphragm；Drying and moulding.
Each step Specific construction requires as follows：
First, asphalt pavement construction
1st, using AC-10 warm-mixed asphalts as cotton ginning sidewalk base course material.
2nd, it is optimal effect to make pavement crimp effect, pitch bitumen aggregate ratio is adjusted to 6.0% through testing, by particle diameter
For 5-10mm crushed stone aggregates, control in 25%-30%, the content of below 0.6mm fine aggregate particle is 22%-25%, 0.075mm
The content of following filler is not less than 6%.
3rd, warm-mixed asphalt concrete construction temperature is 120-130 DEG C, should to prevent that asphalt temperature is too low in construction, during transport
With tarpaulin covering and heat insulating.Each construction link such as transporting, pave, rolling should be compact, accelerating construction progress.
4th, in order to reduce the deflection value of warm-mixed asphalt surface layer, the compactness of warm-mixed asphalt surface layer is >=96%, is paid attention to curb
The thin portion of structures bituminous paving rolls processing around stone edge, inspection shaft and inlet for stom water etc..
5th, cotton ginning construction team Asphalt Pavement Surface Evenness in pavement requires high, the inspection for the surface evenness that should strengthen satisfying the need in construction
Processing, Asphalt Pavement Surface Evenness are≤4mm.
2nd, road surface is cleaned
1st, the attachments such as the soil on bituminous paving, cement, oil stain are cleaned out.
2nd, the cleaning and drying of bituminous paving are ensured.
3rd, using hair-dryer or other blowing apparatus place cleanings.
3rd, construction lofting
1st, surveying setting-out be pitch cotton ginning color spray technique the first procedure, and determine cotton ginning line style and effect it is most important
One of process.
2nd, the main shaft of construction area is marked first, is marked using the method for snap the line.
3rd, according to dividing mark main axis parallel line.
4th, according to segmentation, with 3：4：5 ratios mark vertical line.
5th, vertical lines run parallel line is drawn with parallel lines principle.
6th, infrared heating device heating location reference line is marked.
4th, bituminous paving heats
1st, start infrared heating machine, infrared heating machine is placed in a predetermined position, temperature is heated to 120 DEG C, determined with temperature-measuring gun.
2nd, heating times first are set in into 12 times to carry out after heating general one minute 3 times, 10 minutes, depending on same day temperature and drip
Blue or green situation is adjusted.In general, 3 minutes i.e. 9 time heating is about needed to can reach optimum temperature in summer, with temperature
Rise, 1-2 minutes can be shortened.
3rd, the gas pressure setting value of infrared heating machine normal operation is between 4-6psi.
4th, it is 1.5-1.8cm to heat and soften depth standards, and overlapping 20cm scopes are answered in movement every time.
If the 5, asphalt surface temperature rises too fast, appropriate water cooling is spilt on surface.
6th, to prevent that bituminous paving is burned, survey strict control asphalt surface heating-up temperature with temperature-measuring gun and must not exceed 140 DEG C.
A small amount of water should be sprayed having crimped adjacent margins when the 7th, heating, to prevent Repeat-heating from damaging road surface.
5th, mould is put
If the 1, heating-up temperature is too high, a small amount of water is first spilt before placing mould, allows asphalt surface consolidation.
2nd, mould is placed in a predetermined position by one group of two people according to Loft Line.
3rd, notice that any dancing can not occur in mould in mold process.
4th, it is stamped, is taken in die edge heelpiece asbestos to prevent from repeating imprinting and crimping bituminous paving beyond scope
Plate.
6th, it is molded moulding
1st, imprinted with bidirectional plate compactor, moving direction is identical with infrared heating machine moving direction, it is ensured that bidirectional plate compactor handle
Die edge is all compacted, and whole district's depth of indentation is consistent.
2nd, the depth standards that molding requires are 0.8-1.0cm.
3rd, after the completion of imprinting, a small amount of water is first spilt, at least two people slowly lift mould, place clear area.
If it is inconsistent the 4, to be molded moulding depth, handled with portable heater with hand-operated tools.
5th, avoid repeating to imprint, if any repeating to imprint, repaired immediately with pitch mixing fines.
6th, points for attention are molded
（1）The too low impressing reluctantly of temperature, can be greatly reduced die life.
（2）The too low mould of temperature easily bounce and cause repeat imprint or press it is askew.
（3）If white is presented in impressing jointing line or cable wire lines is come across in impressing jointing, surface temperature is too low.
（4）If it is acute angle to imprint jointing edge, surface temperature is too high, easily causes corner avalanche and coating application is difficult.
7th, coating mix
Coatings combine：Subbing+investment precoat+surface layer diaphragm.
1st, coating, colorant, aggregate and water are imported in container successively according to match ratio.
2nd, water temperature is not to be exceeded 30 DEG C.
3rd, start to stir, mix 3 minutes, during mix, agitator is from bucket bottom about 2-3cm, off-center about 15 degree, to be formed
Whirlpool.
8th, coating sprays
1st, scene prepares：
（1）Strong blowing machine site clearing.
（2）Being affixed on kraft paper gummed tape to be protected need to construct object location.
（3）The place of predetermined mix coating is protected with canvas or plastic cement.
（4）Prepare the equipment shakedown such as construction water, air compressor machine, spray gun, automatic coating machine.
2nd, first with clear water circulate all pipelines of automatic spray gun, and adjust automatic spray gun setting.
3rd, coating is poured into, in trying spray in bucket, is adjusted into tolerance and feeding to obtain optimal spraying effect.
4th, before sprayed layer undercoat coating, if asphalt pavement warm spends height, a small amount of clear water moistening should be sprayed, avoids coating too fast
Dry.
5th, spray gun is moved with reciprocal helical trajectory perpendicular to the ground apart from ground 45-60cm, muzzle；By special messenger with hairbrush follow in
Brushed repeatedly after spray gun；There should be special messenger to be carried out blocking protection to kerbstone etc. with baffle plate, avoid polluting other structures.
6th, after subbing is completely dried, the application of investment precoat is carried out.It is not required to complete bottom before surface layer application
Sprinkled water on coating.
9th, spraying surface diaphragm
1st, after investment precoat completes dry solidification, applying for protective coating can be carried out, using atomizers spray.
2nd, 98 ㎡ can be sprayed per kettle diaphragm, by 1:1 water reconciles.
3rd, reserve time enough to dry for it, if can not be dried before the sun sets, or may be rained in 24 hours,
It is then not sprayable to apply.
Tenth, sidewalk for visually impaired people is constructed
1st, material prepares
（1）Sidewalk for visually impaired people coating is as follows using modified hot melt material, modified hot melt material composition and content：C5 Petropols 15-20%,
EVA30%, Tissuemat E 20%, dioctyl ester 25%, remaining is filler；
（2）The irony mould that thickness is 5mm is made, checks the size and mold thickness for confirming mould before mould installion, and brush
Releasing agent.
2nd, road surface is cleared up；After artificial road pavement cleans, road surface is purged using hair-dryer, road cleaning must be clean, dustless
Soil.
3rd, mould is put：Under conditions of clean on road surface, sidewalk for visually impaired people mould and fixation are put according to blind reserved location, checks nothing
The spray coating operations of sidewalk for visually impaired people are carried out after by mistake again.
4th, sidewalk for visually impaired people is constructed：
（1）Modified hot melt material is fitted into heater and is uniformly heated to 220 DEG C, uses manually to fall hot melt material during spraying
Enter mould, be uniformly applied to modified hot melt material in template with hawk, treat mold periphery material before hot melt material coagulation forming
Material strikes off, form removal after coagulation forming.
（2）Sidewalk for visually impaired people surface layer diaphragm brushing is carried out after form removable in time, diaphragm is uniformly painted on when constructing with hairbrush
Sidewalk for visually impaired people surface layer.
（3）Pay attention to the protection to road surface around and structures, avoid polluting.
It is as follows using construction of the present invention and conventional method economic efficiency contrast：
1. project profile
Weifang City Moon River road（Storehouse South Street-Bao Tongjie）Road engineering, construction content include road, draining, illumination（Civil engineering part）
And power engineering.
For the north-south major urban arterial highway of Weifang City one, this engineering is North gets storehouse South Street, through planning Xu Shan streets, the high family of planning
Street, Chang Songlu, planning Yu Quanjie, southern most valuable treasure lead to street, 3178.167 meters of total length.Gao Jia streets to storehouse South Street section, road control line width
Spend for 50 meters；Paramount of Bao Tong streets street block, it is 80 meters that road, which controls line width, and both sides of the road are mainly with village, based on farmland.
2. the structure sheaf of the present invention
Surface layer：In wash cement primary colors color spray cotton ginning processing+3cmAC-10 particulates formula bituminous concrete+sticking layer oil+4cmAC-16
Grain formula bituminous concrete+priming oil；
Basic unit：18cm two-ash broken stones+18cm12% rendzinases.
3rd, traditional sidewalk plate structure layer
Granite burns thickness of slab 3cm+1：The 2.5 cast-in-place C20 Cement Concretes thickness 15cm+12% rendzinases thickness 18cm+ of cement mortar thickness 3cm+
20cm10% rendzinases（Former groove mixes and stirs）.
4th, comprehensive unit price is analyzed（Take expense identical element/）
Using construction construction costs of the present invention：
The Yuan/㎡ × 3178.167m of C1=301.51 × 2m=191.6498 ten thousand yuan
According to traditional side walk slab pavement construction costs：
The Yuan/㎡ × 3178.167m of C2=323.37 × 2m=205.5447 ten thousand yuan
- 205.5447 ten thousand yuan=13.8467 ten thousand yuan of C2-C1=191.6498 ten thousand yuan
Compare from construction costs above as can be seen that pavement engineering crimps color ink jet printing than traditional granite people using pitch
Trade plate is mated formation 13.8467 ten thousand yuan of low engineering cost.
In addition during engineering conserves, pitch cotton ginning color spray pavement is almost not required to maintenance, and granite slab is mated formation
There is the problem of later stage badly broken in pavement, empirically about 0.8 ten thousand yuan of the annual maintenance cost in granite slab pavement, and two
Maintenance phase in year expense will increase by 1.6 ten thousand yuan.
To sum up, the application practice of construction of the present invention proves, the construction has preferable technical advance, economy
Applicability, the construction work tighter to the duration have the advantage that construction speed is fast, late maintaining maintenance cost is extremely low.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (10)
1. a kind of pitch cotton ginning color spray pavement construction, it is characterised in that comprise the following steps：Asphalt pavement construction；Apply
Work setting-out；Bituminous paving heats；Put mould, molding moulding；Bottom and surface layer application；Spraying surface diaphragm；Drying and moulding.
2. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Adopted in asphalt pavement construction
It is 6.0% by the use of warm-mixed asphalt as cotton ginning sidewalk base course material, pitch bitumen aggregate ratio, particle diameter is that 5-10mm crushed stone aggregate contents are
The content of 25%-30%, below 0.6mm fine aggregate particle is 22%-25%, and the content of below 0.075mm filler is not less than
6%；Warm-mixed asphalt concrete construction temperature is 120-130 DEG C, and the compactness of warm-mixed asphalt surface layer is >=96%, and bituminous paving is smooth
Spend for≤4mm.
3. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Construction lofting process is such as
Under：The main shaft of construction area is marked first, is marked using the method for snap the line；According to mark main axis parallel line；According to segmentation, with 3：
4：5 ratios mark vertical line；Vertical lines run parallel line is drawn with parallel lines principle；Mark the reference of infrared heating device heating location
Line.
4. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Bituminous paving heating utilizes
Infrared heating machine, it is 120 DEG C -140 DEG C to control asphalt surface temperature, the gas pressure setting value of infrared heating machine normal operation
In 4-6psi, heating and softening depth standards are 1.5-1.8cm, and overlapping 20cm scopes are answered in movement every time.
5. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Molding moulding is used with double
Imprinted to plate compactor, moving direction is identical with infrared heating machine moving direction, and the depth standards for being molded requirement are 0.8-
1.0cm。
6. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Bottom and surface layer application
Journey is as follows：
1）Scene prepares：Protected with canvas or plastic cement pre-, it is necessary to the structures of protection are pasted strong blowing machine site clearing
Determine the place of mix coating, prepare construction water, air compressor machine, spray gun, automatic coating machine test running；
2）Circulated all pipelines of automatic spray gun with clear water, and adjust spray gun；
3）Coating is poured into, in trying spray in bucket, is adjusted into tolerance and feeding（Design parameter value）To obtain optimal spraying effect；
4）Before sprayed layer undercoat coating, to bituminous paving sprinkling clear water moistening；
5）Spray gun is moved with reciprocal helical trajectory perpendicular to the ground apart from ground 45-60cm, muzzle；Followed by special messenger with hairbrush in spray gun
Brush repeatedly afterwards；And kerbstone is carried out with baffle plate to block protection；
6）After subbing is completely dried, the application of investment precoat is carried out.
7. pitch cotton ginning color spray pavement construction according to claim 1, it is characterised in that：Spraying surface diaphragm is adopted
With atomizers spray, 98 ㎡ can be sprayed per kettle diaphragm, by 1:1 water reconciles.
8. color spray pavement construction is crimped according to any one of claim 1 to 6 pitch, it is characterised in that：It is also wrapped
Sidewalk for visually impaired people construction is included, sidewalk for visually impaired people construction procedure is as follows：
A, material prepares
（1）Sidewalk for visually impaired people coating is as follows using modified hot melt material, modified hot melt material composition and content：C5 Petropols 15-20%,
EVA30%, Tissuemat E 20%, dioctyl ester 25%, remaining is filler；
（2）Make sidewalk for visually impaired people mould：The irony for being 5mm with thickness makes mould, check before mould installion the size that confirms mould and
Mold thickness, and brushing releasing agent；
B, road surface is cleared up；After artificial road pavement cleans, road surface is purged using hair-dryer；
C, mould is put：Under conditions of clean on road surface, sidewalk for visually impaired people mould and fixation are put according to blind reserved location, after inspection is errorless
The spray coating operations of sidewalk for visually impaired people are carried out again；
D, sidewalk for visually impaired people is constructed：
（1）Modified hot melt material is fitted into heater uniformly 220 DEG C of heating, using will manually be modified hot melt material during spraying
Pour into mould, be uniformly applied to modified hot melt material in template with hawk, treat mould week before hot melt material coagulation forming
Sapwood material strikes off, form removal after coagulation forming；
（2）Sidewalk for visually impaired people surface layer diaphragm brushing is carried out after form removable in time, sidewalk for visually impaired people is uniformly painted on hairbrush when diaphragm is constructed
Surface layer.
9. color spray pavement construction is crimped according to any one of claim 1 to 6 pitch, it is characterised in that：Pitch rolls
Festoon spray structure of sidewalk includes basic unit and the surface layer being arranged in basic unit, and wherein basic unit is by 16cm or 18cm rendzinases and 16cm
Or 18cm two-ash broken stones are formed, rendzinas accounts for total base layer quality percentage as 10%；Facing surface includes drip successively from top to down
Grain formula asphalt concrete layer and priming oil in green grass or young crops cotton ginning color spray layer, AC-10 particulate formulas asphalt concrete layer, sticking layer oil, AC-16.
10. pitch cotton ginning color spray pavement construction according to claim 8, it is characterised in that：AC-10 particulate formula pitches
Concrete layer is 3cm, and middle grain formula asphalt concrete layer is 4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952034.4A CN107740334A (en) | 2017-10-13 | 2017-10-13 | Pitch cotton ginning color spray pavement construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952034.4A CN107740334A (en) | 2017-10-13 | 2017-10-13 | Pitch cotton ginning color spray pavement construction |
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| Publication Number | Publication Date |
|---|---|
| CN107740334A true CN107740334A (en) | 2018-02-27 |
Family
ID=61237638
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710952034.4A Pending CN107740334A (en) | 2017-10-13 | 2017-10-13 | Pitch cotton ginning color spray pavement construction |
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| CN (1) | CN107740334A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130175A (en) * | 2019-04-30 | 2019-08-16 | 中国二十冶集团有限公司 | Asphalt surface course renewal and reform method |
| CN111041965A (en) * | 2019-11-21 | 2020-04-21 | 江苏永联精筑建设集团有限公司 | Novel blind road construction process |
| CN113550192A (en) * | 2021-06-15 | 2021-10-26 | 浙江省一建建设集团有限公司 | SP colored drawing asphalt foundation surface construction method |
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| CN113550192A (en) * | 2021-06-15 | 2021-10-26 | 浙江省一建建设集团有限公司 | SP colored drawing asphalt foundation surface construction method |
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