CN106522073A - Construction method of high-added water-stable milled waste base - Google Patents

Construction method of high-added water-stable milled waste base Download PDF

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Publication number
CN106522073A
CN106522073A CN201611015407.7A CN201611015407A CN106522073A CN 106522073 A CN106522073 A CN 106522073A CN 201611015407 A CN201611015407 A CN 201611015407A CN 106522073 A CN106522073 A CN 106522073A
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CN
China
Prior art keywords
high additive
milling
basic unit
wastes
steady
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CN201611015407.7A
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Chinese (zh)
Inventor
左亮
魏邦贵
李海
刘海宁
陆慧峰
龙厚全
王阳
邱虎
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Suzhou Zhonghengtong Road And Bridge Group Co Ltd
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Suzhou Zhonghengtong Road And Bridge Group Co Ltd
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Application filed by Suzhou Zhonghengtong Road And Bridge Group Co Ltd filed Critical Suzhou Zhonghengtong Road And Bridge Group Co Ltd
Priority to CN201611015407.7A priority Critical patent/CN106522073A/en
Publication of CN106522073A publication Critical patent/CN106522073A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C21/00Apparatus or processes for surface soil stabilisation for road building or like purposes, e.g. mixing local aggregate with binder
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C3/00Foundations for pavings
    • E01C3/04Foundations produced by soil stabilisation

Abstract

The invention discloses a construction method of a high-added water-stable milled waste base. The method comprises the following steps: 1, designing the mixing ratio of the high-added water-stable milled waste base; 2, mixing the high-added water-stable milled waste base; 3, transporting the high-added water-stable milled waste base; 4, lying the high-added water-stable milled waste base; 5, rolling the high-added water-stable milled waste base; 6, carrying out joint treatment on the high-added water-stable milled waste base; and 7, carrying out curing, traffic control and interlayer treatment on the high-added water-stable milled waste base. Original water-stable milled wastes are directly buried in the refuse dump as building wastes on the premise of paying the waste treatment fee. The method has the advantages of complete recycling of the wastes, saving of all the waste treatment fee, reduction of the stone exploitation amount, effective reduction of carbon discharge and pollution of solid wastes to environment, and great values.

Description

A kind of steady milling waste base layer construction method of high additive water
Technical field
The present invention relates to field of engineering technology, the steady milling waste base layer construction method of more particularly to a kind of high additive water.
Background technology
Since the nearly more than ten years, the highway of all parts of the country, town road nearly all adopt cement stabilized macadam as basic unit's material Material.Suzhou District large area uses cement stabilized macadam as base material also by last decade.
Over the past two years, with the rapid growth of city automobile recoverable amount, the magnitude of traffic flow and load are all quickly increasing, many Under the influence of planting traffic factor, Some Cities And Towns road little by little occurs in that different degrees of disease.Road maintenance and construction department In to the town road medium-capital overhauling and widening and improving of 8-10 age periods, milling process is carried out to the basic unit of part.Therefore, produce Substantial amounts of cement stabilized macadam milling material.Surely pendulum is built in face of worker by material in town road how to process these old water A difficult problem.
The content of the invention
In view of the foregoing, the invention provides a kind of steady milling waste base layer construction method of high additive water.
To reach above-mentioned purpose, the technical solution adopted for the present invention to solve the technical problems is:
A kind of steady milling waste base layer construction method of high additive water, comprises the following steps:(1)High additive Shui Wen milling wastes basic unit Mix-design;(2)High additive Shui Wen milling wastes basic unit mixes and stirs;(3)The transport of high additive Shui Wen milling wastes basic unit; (4)High additive Shui Wen milling wastes basic unit paves;(5)High additive Shui Wen milling wastes basic unit rolls;(6)High additive water is steady Milling waste basic unit joint treatment;(7)The health of high additive Shui Wen milling wastes basic unit, traffic control, interlayer management.
Due to the utilization of above-mentioned technical proposal, the present invention has following beneficial effect compared with prior art:
The steady milling waste of raw water directly fills soot as building waste, needs to pay waste disposal fee, using this method All recycle, can save whole waste disposal fees, and reduce the yield of stone material, effectively reduce carbon emission and solid is useless Pollution of the gurry to environment, its Huge value.
Specific embodiment
With reference to specific embodiment, present disclosure is described in further detail:
1st, a kind of steady milling waste base layer construction method of high additive water, it is characterised in that comprise the following steps:
(1)The mix-design of high additive Shui Wen milling wastes basic unit;
(2)High additive Shui Wen milling wastes basic unit mixes and stirs;
(3)The transport of high additive Shui Wen milling wastes basic unit;
(4)High additive Shui Wen milling wastes basic unit paves;
(5)High additive Shui Wen milling wastes basic unit rolls;
(6)High additive Shui Wen milling wastes basic unit joint treatment;
(7)The health of high additive Shui Wen milling wastes basic unit, traffic control, interlayer management.
The mix-design of the high additive Shui Wen milling wastes basic unit includes:
1.1st, the steady milling waste Basic Mixture Proportion Design of high additive water includes target mix design, refinery operation scheduling and life Produce parameter determination three phases;
1.2nd, the steady milling waste Basic Mixture Proportion Design of high additive water such as Shui Wen batching plants are without test capability, it is necessary to which sample presentation is to there is inspection The testing agency of survey ability is carried out;
1.3rd, before carrying out target mix design, it is necessary to confirm the raw material such as the steady milling waste of coarse aggregate, fine aggregate, water, cement Kind meets design and the requirement of JTG/T F20-2015 quality clauses, and Jing inspections are qualified, and can represent practice of construction Material;
1.4th, the mainly preferred mineral aggregate gradation of target mix design, determine the steady milling waste volume of optimal water, optimal cement dose, Optimum moisture content, in this, as the foundation of refinery operation scheduling, the ratio of the steady milling waste of water is mixed by 50% and is matched somebody with somebody, and remaining gathers materials Volume adjusts to each sieve aperture quality of whole compounds the grading limit for meeting regulation by percentage by electronics computational chart;Enter Row unconfined compressive strength product, test specimen quantity generally 9 ~ 13, checking 7d unconfined compressive strengths, antiscour and crack resistance Energy;
1.5th, refinery operation scheduling should include:Determine magazine feed ratio, the delay allowance time of the steady material of high additive water, water The calibration curve of mud dosage, the optimum moisture content of compound, maximum dry density;And here passes through 7d unconfined compressive strengths, resists Wash away the optimal parameter with cracking resistance verification experimental verification compound;
1.6th, parameter is determined according to refinery operation scheduling, cement dose in construction, reasonable water content of constructing is determined by trial mix And maximum dry density, and verify compound intensity technique index;
1.7th, the production mix proportion and construction parameter for determining must be declared and be approved to management and construction unit are written, and Arbitrarily must not change in work progress;
1.8th, in work progress, such as material quality or specification changes, cement type or the place of production must enter when changing Row re-starts mix-design;
1.9th, when engineering order is not high or during less project scale, for same material can save target mix design with mixer And refinery operation scheduling, but production mix proportion checking must be carried out.
The high additive Shui Wen milling wastes basic unit mix and stir including:
2.1st, mix factory should be arranged on the unobstructed physical features of draining it is higher where, and carry out place hardening;
2.2nd, the raw material needed for engineering are forbidden to mix, and answer stepping compartment to stack, and have significantly mark;The steady milling waste of water should The method warehouse-in that excavator is turned is taken, particle of the particle diameter more than 31.5mm is manually picked and use crawler of excavator pressure It is broken;All material forbids air storage;
2.3rd, the yield of high additive Shui Wen milling wastes basic unit mixing apparatus is preferably greater than 500t/h, and feed bin number is no less than 5, respectively Height of baffle plate between individual feed bin should be not less than 1m;The electronic scale that weighing precision reaches ± 0.5% should be installed below each hopper;
2.4th, when temperature is higher than 30 DEG C, cement is preferably not higher than 50 DEG C into the temperature for mixing cylinder;Cooling should be taken to arrange during higher than 50 DEG C Apply, when temperature is less than 15 DEG C, cement is preferably not less than 10 DEG C into the temperature for mixing cylinder;
2.5th, the steady milling waste base mixture of high additive water preferably adopts the production technology mixed and stirred twice or will mix cylinder and is lengthened to More than 5m.
The transport of the high additive Shui Wen milling wastes basic unit includes:
3.1st, sufficient amount of haulage vehicle should be equipped with according to daily construction plan and the length of haul distance, useful load is not less than 25 Ton, and it is equipped with the coverings such as tarpaulin;
3.2nd, compartment should be cleaned out before the charging of compound transport vehicle, there must not be debris;
3.3rd, to reduce the isolation of compound in blowing, truck must be moved forward and backward, point a few heap chargings;
3.4th, after transport vehicle installs material, no matter distance is how far, it is necessary to tightly cover casing with tarpaulin, before paver Prepare to open during discharging.
The high additive Shui Wen milling wastes basic unit pave including:
4.1st, detailed inspection of quality should be carried out according to the type of sub-layer before base layer construction, can making base after acceptance(check) Layer;
4.2nd, center line should be recovered on sub-layer, straightway sets one per 10m, and curved section sets one per 5m, uses between stake and stake Diameter connects not less than the steel wire rope of 6mm;
4.3rd, the steady milling waste base mixture coefficient of loose laying recommendation 1.35 of high additive water, loose laying depth=compacted depth × pine Paving coefficient=(Paving layer top surface absolute altitude-paving layer bottom surface absolute altitude)× coefficient of loose laying;Loose laying depth number is measured on the piling bar of setting Value, with iron wire by steel wire rope fixation;Minimum thickness after every layer of decking and rolling is not less than 150mm, and maximum gauge is not more than 200mm;
4.4th, transporting, pave, on the premise of the time of rolling definitely can be controlled within jelling time, two can be adopted The technique that layer continuously paves;But when quality of going to a grassroots level goes wrong, upper basic unit must be processed simultaneously;
4.5th, when two pavers are paved side by side, the model and newness degree of two machines is preferably identical;And the fore-and-aft clearance of two machines 10m must be less than, should longitudinally there be the overlap of 20cm ~ 30cm in two construction section faces;
4.6th, should arrange behind paver special messenger process mixture segregation phenomenon, excavate in time bulky grain gather materials accumulation or fine aggregate Weak position is concentrated, and manually fills up new compound.
The high additive Shui Wen milling wastes basic unit roll including:
5.1st, the steady milling waste base layer construction of high additive water must have a sufficient amount of road roller, the minimum number of road roller according to The principle of making speeds match, by the number of rolling configuration for rolling width, rolling speed, requiring of road roller;Per 7 meters wide of platform It is necessary to have 1~2 weight is up to 22~26 tons of vibration steel roller behind paver;A diameter is fixed on steel wheel preferably The steel wire rope of 20mm, to eliminate the compound being bonded on steel wheel;Meanwhile, correspondingly it is furnished with 1~2 weight up to 26~30 tons Pneumatic-tired rollers are pressed again;1~2 weight receives light as final pressure up to 11~13 tons of dual-steel wheel road roller;
5.2nd, high additive Shui Wen milling wastes basic unit rolls a point first pressing, multiple pressure, final pressure three phases;First pressing adopts vibrated roller Roll, rolling every time should be up in front of paver, and just the length of nip is determined so as to the speeds match with paver by calculating, Generally no greater than 20m;When first pressing is rolled, direction of advance should follow the principle of " closely follow, slowly, static pressure ", and the weak stone roller that shakes is driven during retrogressing Pressure;Multiple pressure should be carried out after closelying follow first pressing, and using vibrated roller, forward-reverse is all opened and shaken by force, number of rolling 3 times;
5.3rd, final pressure is carried out after multiple pressure using dual-steel wheel road roller, to eliminate wheelmark as standard;Final pressure pass is usually 1 Time;If it is multiple press after can no longer final pressure when not seeing positive effect without obvious wheelmark or final pressure;
5.4th, in roller compaction process, such as there is soft " spring " phenomenon, in time the section compound is excavated, is changed again and is filled out virgin material Rolled;
5.5th, compactness is detected using sand replacement method followed by after the completion of final pressure is rolled, preferably terminates grinding after the compactness of regulation is reached Pressure;When the compactness that compactness not up to specifies, feed back to site operation director and continue to roll to reaching compactness;If grinding Pressure still reaches to the compactness less than regulation for more than 8 times, it is necessary to analyze reason, checks whether mixture gradation is deviateed with design and made Go out adjustment;
5.6th, in roller compaction process, road roller must not be parked in and not roll the section for completing, and should be parked in and roll the section for completing.
High additive Shui Wen milling wastes basic unit joint treatment includes:
6.1st, the horizontal construction joint of making of the steady milling waste base mixture of high additive water should adopt vertical carvel joint;Laterally connect Seam processes reference《Highway road surface construction technology detailed rules and regulations》(JTG/T F20-2015)The 5.4.22 article regulation is performed;
6.2nd, the making of the steady milling waste base mixture of high additive water should avoid producing longitudinal seam, when being divided to two width to pave, indulge Should strengthen rolling to seam, it is necessary to vertical connection, forbid mitered.
The health of high additive Shui Wen milling wastes basic unit, traffic control, interlayer management include:
7.1st, high additive Shui Wen milling wastes basic unit rolls and completes and Jing after compactness detection is qualified, answer timely health, preserving period No less than 7d;
7.2nd, recommend under normal circumstances using geotextiles watering health, watering number of times suitable morning and afternoon sprinkles water 2 times;Full-time watering people Member should be in the QQ group that health situation is sent to project management department by watering mobile phone photograph, management director related to construction unit is set up Or wechat group, to supervise health;
7.3rd, forbid other vehicle pass-throughs in addition to sprinkling truck and small-sized commuting vehicle, firmly prevent because of close traffic during health Traction engine is forbidden to pass through, scene must be provided with corresponding identification label;
7.4th, need in view of town road nearby residents personnel and non-motor vehicle trip, scene has been arranged as required to convenience-for-people arranging Apply such as climb and fall and do slope etc. temporarily;
7.5th, on going to a grassroots level in construction before basic unit or asphalt surface course of constructing in the upper basic unit, it is necessary to will be underlying surfaces process dry Only;The mode such as can wash away using hand sweeping, mini motor sweeper, air compressor machine and watering to clean out the laitance of substrate surface, Quality must reach standard of the surface without floating dust, non-loosening state;When occurring loose in a big way, basic unit's matter should be reexamined Amount, process of doing over again if necessary;
7.6th, during basic unit's health, when there is crack, through deflection testing, when structure sheaf bearing capacity meets design requirement, can Continue the asphalt surface course above making;Or take the cementation of fissures, laying glass fiber grid, spill paving heated bitumen measure first process crack;Or Take《Rubber asphalt stress absorbing layer construction》Crack treatment is merged construction by the method for regulation with stress absorbing layer.
Above-described embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art Scholar will appreciate that present disclosure and be carried out, can not be limited the scope of the invention with this, all according to the present invention Equivalence changes or modification that Spirit Essence is made, should all cover within the scope of the present invention.

Claims (8)

1. a kind of steady milling waste base layer construction method of high additive water, it is characterised in that comprise the following steps:
(1)The mix-design of high additive Shui Wen milling wastes basic unit;
(2)High additive Shui Wen milling wastes basic unit mixes and stirs;
(3)The transport of high additive Shui Wen milling wastes basic unit;
(4)High additive Shui Wen milling wastes basic unit paves;
(5)High additive Shui Wen milling wastes basic unit rolls;
(6)High additive Shui Wen milling wastes basic unit joint treatment;
(7)The health of high additive Shui Wen milling wastes basic unit, traffic control, interlayer management.
2. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that the height The mix-design of volume Shui Wen milling wastes basic unit includes:
1.1st, the steady milling waste Basic Mixture Proportion Design of high additive water includes target mix design, refinery operation scheduling and life Produce parameter determination three phases;
1.2nd, the steady milling waste Basic Mixture Proportion Design of high additive water such as Shui Wen batching plants are without test capability, it is necessary to which sample presentation is to there is inspection The testing agency of survey ability is carried out;
1.3rd, before carrying out target mix design, it is necessary to confirm the raw material such as the steady milling waste of coarse aggregate, fine aggregate, water, cement Kind meets design and the requirement of JTG/T F20-2015 quality clauses, and Jing inspections are qualified, and can represent practice of construction Material;
1.4th, the mainly preferred mineral aggregate gradation of target mix design, determine the steady milling waste volume of optimal water, optimal cement dose, Optimum moisture content, in this, as the foundation of refinery operation scheduling, the ratio of the steady milling waste of water is mixed by 50% and is matched somebody with somebody, and remaining gathers materials Volume adjusts to each sieve aperture quality of whole compounds the grading limit for meeting regulation by percentage by electronics computational chart;Enter Row unconfined compressive strength product, test specimen quantity generally 9 ~ 13, checking 7d unconfined compressive strengths, antiscour and crack resistance Energy;
1.5th, refinery operation scheduling should include:Determine magazine feed ratio, the delay allowance time of the steady material of high additive water, water The calibration curve of mud dosage, the optimum moisture content of compound, maximum dry density;And here passes through 7d unconfined compressive strengths, resists Wash away the optimal parameter with cracking resistance verification experimental verification compound;
1.6th, parameter is determined according to refinery operation scheduling, cement dose in construction, reasonable water content of constructing is determined by trial mix And maximum dry density, and verify compound intensity technique index;
1.7th, the production mix proportion and construction parameter for determining must be declared and be approved to management and construction unit are written, and Arbitrarily must not change in work progress;
1.8th, in work progress, such as material quality or specification changes, cement type or the place of production must enter when changing Row re-starts mix-design;
1.9th, when engineering order is not high or during less project scale, for same material can save target mix design with mixer And refinery operation scheduling, but production mix proportion checking must be carried out.
3. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that the height Volume Shui Wen milling wastes basic unit mix and stir including:
2.1st, mix factory should be arranged on the unobstructed physical features of draining it is higher where, and carry out place hardening;
2.2nd, the raw material needed for engineering are forbidden to mix, and answer stepping compartment to stack, and have significantly mark;The steady milling waste of water should The method warehouse-in that excavator is turned is taken, particle of the particle diameter more than 31.5mm is manually picked and use crawler of excavator pressure It is broken;All material forbids air storage;
2.3rd, the yield of high additive Shui Wen milling wastes basic unit mixing apparatus is preferably greater than 500t/h, and feed bin number is no less than 5, respectively Height of baffle plate between individual feed bin should be not less than 1m;The electronic scale that weighing precision reaches ± 0.5% should be installed below each hopper;
2.4th, when temperature is higher than 30 DEG C, cement is preferably not higher than 50 DEG C into the temperature for mixing cylinder;Cooling should be taken to arrange during higher than 50 DEG C Apply, when temperature is less than 15 DEG C, cement is preferably not less than 10 DEG C into the temperature for mixing cylinder;
2.5th, the steady milling waste base mixture of high additive water preferably adopts the production technology mixed and stirred twice or will mix cylinder and is lengthened to More than 5m.
4. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that the height The transport of volume Shui Wen milling wastes basic unit includes:
3.1st, sufficient amount of haulage vehicle should be equipped with according to daily construction plan and the length of haul distance, useful load is not less than 25 Ton, and it is equipped with the coverings such as tarpaulin;
3.2nd, compartment should be cleaned out before the charging of compound transport vehicle, there must not be debris;
3.3rd, to reduce the isolation of compound in blowing, truck must be moved forward and backward, point a few heap chargings;
3.4th, after transport vehicle installs material, no matter distance is how far, it is necessary to tightly cover casing with tarpaulin, before paver Prepare to open during discharging.
5. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that the height Volume Shui Wen milling wastes basic unit pave including:
4.1st, detailed inspection of quality should be carried out according to the type of sub-layer before base layer construction, can making base after acceptance(check) Layer;
4.2nd, center line should be recovered on sub-layer, straightway sets one per 10m, and curved section sets one per 5m, uses between stake and stake Diameter connects not less than the steel wire rope of 6mm;
4.3rd, the steady milling waste base mixture coefficient of loose laying recommendation 1.35 of high additive water, loose laying depth=compacted depth × pine Paving coefficient=(Paving layer top surface absolute altitude-paving layer bottom surface absolute altitude)× coefficient of loose laying;Loose laying depth number is measured on the piling bar of setting Value, with iron wire by steel wire rope fixation;Minimum thickness after every layer of decking and rolling is not less than 150mm, and maximum gauge is not more than 200mm;
4.4th, transporting, pave, on the premise of the time of rolling definitely can be controlled within jelling time, two can be adopted The technique that layer continuously paves;But when quality of going to a grassroots level goes wrong, upper basic unit must be processed simultaneously;
4.5th, when two pavers are paved side by side, the model and newness degree of two machines is preferably identical;And the fore-and-aft clearance of two machines 10m must be less than, should longitudinally there be the overlap of 20cm ~ 30cm in two construction section faces;
4.6th, should arrange behind paver special messenger process mixture segregation phenomenon, excavate in time bulky grain gather materials accumulation or fine aggregate Weak position is concentrated, and manually fills up new compound.
6. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that the height Volume Shui Wen milling wastes basic unit roll including:
5.1st, the steady milling waste base layer construction of high additive water must have a sufficient amount of road roller, the minimum number of road roller according to The principle of making speeds match, by the number of rolling configuration for rolling width, rolling speed, requiring of road roller;Per 7 meters wide of platform It is necessary to have 1~2 weight is up to 22~26 tons of vibration steel roller behind paver;A diameter is fixed on steel wheel preferably The steel wire rope of 20mm, to eliminate the compound being bonded on steel wheel;Meanwhile, correspondingly it is furnished with 1~2 weight up to 26~30 tons Pneumatic-tired rollers are pressed again;1~2 weight receives light as final pressure up to 11~13 tons of dual-steel wheel road roller;
5.2nd, high additive Shui Wen milling wastes basic unit rolls a point first pressing, multiple pressure, final pressure three phases;First pressing adopts vibrated roller Roll, rolling every time should be up in front of paver, and just the length of nip is determined so as to the speeds match with paver by calculating, Generally no greater than 20m;When first pressing is rolled, direction of advance should follow the principle of " closely follow, slowly, static pressure ", and the weak stone roller that shakes is driven during retrogressing Pressure;Multiple pressure should be carried out after closelying follow first pressing, and using vibrated roller, forward-reverse is all opened and shaken by force, number of rolling 3 times;
5.3rd, final pressure is carried out after multiple pressure using dual-steel wheel road roller, to eliminate wheelmark as standard;Final pressure pass is usually 1 Time;If it is multiple press after can no longer final pressure when not seeing positive effect without obvious wheelmark or final pressure;
5.4th, in roller compaction process, such as there is soft " spring " phenomenon, in time the section compound is excavated, is changed again and is filled out virgin material Rolled;
5.5th, compactness is detected using sand replacement method followed by after the completion of final pressure is rolled, preferably terminates grinding after the compactness of regulation is reached Pressure;When the compactness that compactness not up to specifies, feed back to site operation director and continue to roll to reaching compactness;If grinding Pressure still reaches to the compactness less than regulation for more than 8 times, it is necessary to analyze reason, checks whether mixture gradation is deviateed with design and made Go out adjustment;
5.6th, in roller compaction process, road roller must not be parked in and not roll the section for completing, and should be parked in and roll the section for completing.
7. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that high additive Shui Wen milling wastes basic unit joint treatment includes:
6.1st, the horizontal construction joint of making of the steady milling waste base mixture of high additive water should adopt vertical carvel joint;Laterally connect Seam processes reference《Highway road surface construction technology detailed rules and regulations》(JTG/T F20-2015)The 5.4.22 article regulation is performed;
6.2nd, the making of the steady milling waste base mixture of high additive water should avoid producing longitudinal seam, when being divided to two width to pave, indulge Should strengthen rolling to seam, it is necessary to vertical connection, forbid mitered.
8. a kind of steady milling waste base layer construction method of high additive water according to claim 1, it is characterised in that high additive The health of Shui Wen milling wastes basic unit, traffic control, interlayer management include:
7.1st, high additive Shui Wen milling wastes basic unit rolls and completes and Jing after compactness detection is qualified, answer timely health, preserving period No less than 7d;
7.2nd, recommend under normal circumstances using geotextiles watering health, watering number of times suitable morning and afternoon sprinkles water 2 times;Full-time watering people Member should be in the QQ group that health situation is sent to project management department by watering mobile phone photograph, management director related to construction unit is set up Or wechat group, to supervise health;
7.3rd, forbid other vehicle pass-throughs in addition to sprinkling truck and small-sized commuting vehicle, firmly prevent because of close traffic during health Traction engine is forbidden to pass through, scene must be provided with corresponding identification label;
7.4th, need in view of town road nearby residents personnel and non-motor vehicle trip, scene has been arranged as required to convenience-for-people arranging Apply such as climb and fall and do slope etc. temporarily;
7.5th, on going to a grassroots level in construction before basic unit or asphalt surface course of constructing in the upper basic unit, it is necessary to will be underlying surfaces process dry Only;The mode such as can wash away using hand sweeping, mini motor sweeper, air compressor machine and watering to clean out the laitance of substrate surface, Quality must reach standard of the surface without floating dust, non-loosening state;When occurring loose in a big way, basic unit's matter should be reexamined Amount, process of doing over again if necessary;
7.6th, during basic unit's health, when there is crack, through deflection testing, when structure sheaf bearing capacity meets design requirement, can Continue the asphalt surface course above making;Or take the cementation of fissures, laying glass fiber grid, spill paving heated bitumen measure first process crack;Or Take《Rubber asphalt stress absorbing layer construction》Crack treatment is merged construction by the method for regulation with stress absorbing layer.
CN201611015407.7A 2016-11-18 2016-11-18 Construction method of high-added water-stable milled waste base Pending CN106522073A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
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CN108503303A (en) * 2018-04-08 2018-09-07 长安大学 A kind of Cement Cold Regeneration Technology mixture VVTM design methods
CN111719371A (en) * 2019-03-22 2020-09-29 中交隧道工程局有限公司 Road base layer component and road paving method
CN112626953A (en) * 2020-12-16 2021-04-09 赵文政 Regenerated pavement base material and construction method thereof
CN114032727A (en) * 2021-11-30 2022-02-11 西安长大公路养护技术有限公司 Construction method of large-particle-size cement regeneration base pavement structure
CN115305788A (en) * 2022-07-21 2022-11-08 深圳市市政工程总公司 Cement stabilized solid waste aggregate base layer construction method

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Application publication date: 20170322