CN108179672A - A kind of sponge-type road structure and its method for paving - Google Patents
A kind of sponge-type road structure and its method for paving Download PDFInfo
- Publication number
- CN108179672A CN108179672A CN201711201776.XA CN201711201776A CN108179672A CN 108179672 A CN108179672 A CN 108179672A CN 201711201776 A CN201711201776 A CN 201711201776A CN 108179672 A CN108179672 A CN 108179672A
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- China
- Prior art keywords
- water
- sand
- sponge
- concrete
- permeable brick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/32—Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
- E01C11/226—Coherent pavings
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of sponge-type road structures, it is followed successively by roadbed, 40 60mm medium-sand seams bed courses, 180 220mm open gradations metallings, 160 200mm sand-free coarse porous concretes concrete layers and 70 90mm water-permeable bricks, the water-permeable brick from top to bottom, raw material is compared by following quality：Cement 350 450, coarse aggregate 1,200 1500, adhesive 20 30, polypropene staple 10 20, short steel fibre 10 20, admixture 50 150, additive 30 50 and water 150 200 form.The present invention provides a kind of water permeability is good, road structure of high mechanical strength and its method for paving.
Description
Technical field
The present invention relates to a kind of sponge-type road structure and its method for paving, belong to road construction technical field.
Background technology
Pervious concrete be it is a kind of rainwater can be allowed to flow into underground, effective recharge of groundwater, the level of ground water for alleviating city is anxious
Some Urban Environmental Problems of play decline etc.；And the danger of the environmental pollutions such as the oil compounds on ground can be effectively eliminated
Evil；It is the excellent paving protected underground water, maintaining ecological balance, urban heat land effect can be alleviated, promote surface water cycle simultaneously
Package material is conducive to the benign development of environment for human survival and urban rainwater management and water prevention and cure of pollution, improves urban development
In the work such as secondary environment problem, there is special significance.
To the defects of designing of drainning off floodwaters when current each city is due to early stage planning, cause city that urban waterlogging often occurs,
Main reason is exactly that road in city, square use hardening structure, prevents rainwater from on-site elimination.While in order to call state
The spongeization of existing road is studied about the call for building sponginess city by family.The present invention is emphatically to urban road people
Trade is transformed, and is mated formation with water-permeable brick instead of past hardening brick, while structure sheaf is transformed.
Invention content
The technical problem to be solved by the invention is to provide a kind of water permeability is good, road structure of high mechanical strength and
Its method for paving.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of sponge-type road structure is followed successively by roadbed, 40-60mm medium-sand seams bed course, 180-220mm open gradations from top to bottom
Metalling, 160-200mm sand-free coarse porous concretes concrete layer and 70-90mm water-permeable bricks, the water-permeable brick compare raw material by following quality：
Cement 350-450, coarse aggregate 1200-1500, adhesive 20-30, polypropene staple 10-20, short steel fibre 10-20, blending
Expect 50-150, additive 30-50 and water 150-200 compositions.
The short length of steel fiber be 10-30mm, diameter 0.2-0.5mm, draw ratio 50-100, tensile strength >=
400MPa。
The polypropene staple length is 20-50mm.
The cement is portland cement, and label is not less than 42.5.
The coarse aggregate is matched using single-stage, grain size 5-10mm.
The water-permeable brick preparation method is as follows：Cement, coarse aggregate, admixture are taken by formula rate, is stirred in blender
After 30s, under agitation, adhesive, polypropene staple, short steel fibre, additive, water are poured into blender respectively,
Stir 3-5min；
By the mixed material after stirring, routinely technique carries out mechanical pressing with brick machine, and adobe is made, passes through the nature of 28 days
After maintenance, water-permeable brick is made.
Sand-free coarse porous concrete concrete uses C20 sand-free coarse porous concrete concrete.
A kind of method for paving of sponge-type road structure, including step in detail below：
（1）Control Survey for Construction；
（2）Place flattens, and wherein Subgrade Compaction is more than 93%；
（3）Coarse sands layer cushion construction, including preparation of construction；Surveying setting-out；Place flattens and is laid with coarse sand, wherein empty paving 1cm
Thickness, using plate vibrator to sand bedding course jolt ramming；
（4）Metalling is constructed, including surveying setting-out；Rubble and rolled broken stone are laid, wherein the thickness of 2~3cm of empty paving, uses
2.5t vibrated rollers roll, and before rolling, per square meter 3~4kg of water-sprinkling, with water-sprinkling again is rolled, per square meter water-sprinkling 1kg, press road
After machine rolls 3 times, vibrate 2 times, then static pressure 1~2 time；
（5）Sand-free coarse porous concrete concrete construction, including preparation of construction；Surveying setting-out；Installation positioning floating screed steel pipe；Watering wetting rubble
Layer；Pave sand-free coarse porous concrete concrete；Jolt ramming non-fine concrete and plastic covering membrane curing, wherein being spread out using storehouse method is jumped
Paving construction, 1~2cm of virtual resurfacing thickness；Construction of vibrating is carried out using storehouse method is jumped, using the plate vibrator with plank, two end-rack exist
It on the steel pipe in lattice storehouse, vibrates back and forth 2~3 times, stops vibrating in non-fine concrete pulp；Sand-free coarse porous concrete concrete pours into
After work, conserved using covered rearing with plastic film；
（6）Water-permeable brick is constructed, including preparation of construction；Surveying setting-out；Water-permeable brick floating screed；Watering wetting base paves microlith coagulation
Soil；Water-permeable brick dips in slurry and thin, middle sand sweeps seam；Water-permeable brick needs to soak before mating formation, but surface must not have moisture；Microlith coagulation
0.5~1cm of virtual resurfacing thickness that soil paves, slit width 5mm, after pea gravel concreten paves, water-permeable brick bottom dip in the ratio of mud for 0.4~
0.5 cement mortar；Watering maintenance afterwards for 24 hours is survived, conserves 2~3 days, during which must not disturb the water-permeable brick mated formation；Spread thin, middle sand
Seam is swept, it must be dry sand to sweep seam sand, and clay content hereinafter, need repeatedly to sweep seam, after having swept every time, is sprinkled water, it is ensured that make sand immediately 1%
Gap can be filled, until sand no longer sinks after watering；
（7）Finished product protection.
The advantageous effect that the present invention is reached：Short steel fibre and polypropylene fibre are incorporated into concrete can be very big
Ground enhances the mechanical strength of water-permeable brick；The sponge-type road pavement structure of the present invention uses permeability preferably and high mechanical strength
Water-permeable brick as upper layer, ensure that enough water permeabilities and compression strength, surface gathered water, lower section can be effectively reduced
It is smooth conducive to fast permeable speed and face layer to be laid with sand-free coarse porous concrete concrete layer, metalling and medium-sand seam bed course.
Specific embodiment
The invention will be further described below.Following embodiment is only used for the technical side for clearly illustrating the present invention
Case, and be not intended to limit the protection scope of the present invention and limit the scope of the invention.
Embodiment 1
A kind of sponge-type road structure, be followed successively by from top to bottom roadbed, 50mm medium-sand seams bed course, 200mm open gradations metalling,
180mm sand-free coarse porous concretes concrete layer and 80mm water-permeable bricks.
Wherein water-permeable brick compares raw material by following quality：Po42.5 cement 350,5-10mm single-stages are with coarse aggregate 1200, gluing
Agent 20,20mm polypropene staples 10, the short steel fibres 10 of 15mm, flyash 50, water-reducing agent 30 and water 150 form.
Water-permeable brick preparation method is as follows：Cement, coarse aggregate, admixture are taken by formula rate, 30s is stirred in blender
Afterwards, under agitation, adhesive, polypropene staple, short steel fibre, additive, water are poured into blender respectively, stirred
3-5min；
By the mixed material after stirring, routinely technique carries out mechanical pressing with brick machine, and adobe is made, passes through the nature of 28 days
After maintenance, water-permeable brick is made, the permeability rate of finished product water-permeable brick is 10-15mm/s, and compression strength is 25-30 Mpa.
Sand-free coarse porous concrete concrete uses C20 sand-free coarse porous concrete concrete.
A kind of method for paving of sponge-type road structure, including step in detail below：
（1）Control Survey for Construction；
（2）Place flattens, and wherein Subgrade Compaction is more than 93%；
（3）Coarse sands layer cushion construction, including preparation of construction；Surveying setting-out；Place flattens and is laid with coarse sand, wherein empty paving 1cm
Thickness, using plate vibrator to sand bedding course jolt ramming；
（4）Metalling is constructed, including surveying setting-out；Rubble and rolled broken stone are laid, wherein the thickness of 2~3cm of empty paving, uses
2.5t vibrated rollers roll, and before rolling, per square meter 3~4kg of water-sprinkling, with water-sprinkling again is rolled, per square meter water-sprinkling 1kg, press road
After machine rolls 3 times, vibrate 2 times, then static pressure 1~2 time；
（5）Sand-free coarse porous concrete concrete construction, including preparation of construction；Surveying setting-out；Installation positioning floating screed steel pipe；Watering wetting rubble
Layer；Pave sand-free coarse porous concrete concrete；Jolt ramming non-fine concrete and plastic covering membrane curing, wherein being spread out using storehouse method is jumped
Paving construction, 1~2cm of virtual resurfacing thickness；Construction of vibrating is carried out using storehouse method is jumped, using the plate vibrator with plank, two end-rack exist
It on the steel pipe in lattice storehouse, vibrates back and forth 2~3 times, stops vibrating in non-fine concrete pulp；Sand-free coarse porous concrete concrete pours into
After work, conserved using covered rearing with plastic film；
（6）Water-permeable brick is constructed, including preparation of construction；Surveying setting-out；Water-permeable brick floating screed；Watering wetting base paves microlith coagulation
Soil；Water-permeable brick dips in slurry and thin, middle sand sweeps seam；Water-permeable brick needs to soak before mating formation, but surface must not have moisture；Microlith coagulation
0.5~1cm of virtual resurfacing thickness that soil paves, slit width 5mm, after pea gravel concreten paves, water-permeable brick bottom dip in the ratio of mud for 0.4~
0.5 cement mortar；Watering maintenance afterwards for 24 hours is survived, conserves 2~3 days, during which must not disturb the water-permeable brick mated formation；Spread thin, middle sand
Seam is swept, it must be dry sand to sweep seam sand, and clay content hereinafter, need repeatedly to sweep seam, after having swept every time, is sprinkled water, it is ensured that make sand immediately 1%
Gap can be filled, until sand no longer sinks after watering；
（7）Finished product protection.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of sponge-type road structure, it is characterized in that, it is followed successively by roadbed, 40-60mm medium-sand seams bed course, 180- from top to bottom
220mm open gradations metalling, 160-200mm sand-free coarse porous concretes concrete layer and 70-90mm water-permeable bricks, the water-permeable brick is by following
Quality compares raw material：Cement 350-450, coarse aggregate 1200-1500, adhesive 20-30, polypropene staple 10-20, short steel fibre
10-20, admixture 50-150, additive 30-50 and water 150-200 compositions.
2. a kind of sponge-type road structure according to claim 1, it is characterized in that, the short length of steel fiber is 10-
30mm, diameter 0.2-0.5mm, draw ratio 50-100, tensile strength >=400MPa.
3. according to a kind of sponge-type road structure of claim 1-2 any one of them, it is characterized in that, the polypropene staple
Length is 20-50mm.
4. a kind of sponge-type road structure according to claim 3, it is characterized in that, the cement is portland cement, is marked
Number be not less than 42.5.
5. a kind of sponge-type road structure according to claim 4, it is characterized in that, the coarse aggregate is matched using single-stage, grain
Diameter is 5-10mm.
6. a kind of sponge-type road structure according to claim 5, it is characterized in that, the water-permeable brick preparation method is as follows：
Take cement, coarse aggregate, admixture by formula rate, in blender stir 30s after, under agitation, respectively by adhesive,
Polypropene staple, short steel fibre, additive, water are poured into blender, stir 3-5min；
By the mixed material after stirring, routinely technique carries out mechanical pressing with brick machine, and adobe is made, passes through the nature of 28 days
After maintenance, water-permeable brick is made.
7. a kind of sponge-type road structure according to claim 6, it is characterized in that, sand-free coarse porous concrete concrete using C20 without
Sand coarse porous concrete.
8. a kind of method for paving of sponge-type road structure according to claim 7, it is characterized in that, including walking in detail below
Suddenly：
(1) Control Survey for Construction；
(2) place flattens, and wherein Subgrade Compaction is more than 93%；
(3) coarse sands layer cushion construction, including preparation of construction；Surveying setting-out；Place flattens and is laid with coarse sand, wherein empty paving 1cm
Thickness, using plate vibrator to sand bedding course jolt ramming；
(4) metalling is constructed, including surveying setting-out；Rubble and rolled broken stone are laid, wherein the thickness of 2~3cm of empty paving, uses
2.5t vibrated rollers roll, and before rolling, per square meter 3~4kg of water-sprinkling, with water-sprinkling again is rolled, per square meter water-sprinkling 1kg, press road
After machine rolls 3 times, vibrate 2 times, then static pressure 1~2 time；
(5) sand-free coarse porous concrete concrete construction, including preparation of construction；Surveying setting-out；Installation positioning floating screed steel pipe；Watering wetting rubble
Layer；Pave sand-free coarse porous concrete concrete；Jolt ramming non-fine concrete and plastic covering membrane curing, wherein being spread out using storehouse method is jumped
Paving construction, 1~2cm of virtual resurfacing thickness；Construction of vibrating is carried out using storehouse method is jumped, using the plate vibrator with plank, two end-rack exist
It on the steel pipe in lattice storehouse, vibrates back and forth 2~3 times, stops vibrating in non-fine concrete pulp；Sand-free coarse porous concrete concrete pours into
After work, conserved using covered rearing with plastic film；
(6) water-permeable brick is constructed, including preparation of construction；Surveying setting-out；Water-permeable brick floating screed；Watering wetting base paves microlith coagulation
Soil；Water-permeable brick dips in slurry and thin, middle sand sweeps seam；Water-permeable brick needs to soak before mating formation, but surface must not have moisture；Microlith coagulation
0.5~1cm of virtual resurfacing thickness that soil paves, slit width 5mm, after pea gravel concreten paves, water-permeable brick bottom dip in the ratio of mud for 0.4~
0.5 cement mortar；Watering maintenance afterwards for 24 hours is survived, conserves 2~3 days, during which must not disturb the water-permeable brick mated formation；Spread thin, middle sand
Seam is swept, it must be dry sand to sweep seam sand, and clay content hereinafter, need repeatedly to sweep seam, after having swept every time, is sprinkled water, it is ensured that make sand immediately 1%
Gap can be filled, until sand no longer sinks after watering；
(7) finished product protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711201776.XA CN108179672A (en) | 2017-11-27 | 2017-11-27 | A kind of sponge-type road structure and its method for paving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711201776.XA CN108179672A (en) | 2017-11-27 | 2017-11-27 | A kind of sponge-type road structure and its method for paving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108179672A true CN108179672A (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711201776.XA Pending CN108179672A (en) | 2017-11-27 | 2017-11-27 | A kind of sponge-type road structure and its method for paving |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183546A (en) * | 2018-09-25 | 2019-01-11 | 天津市水利科学研究院 | A kind of sponge urban road and its construction method using ventilation anti-seepage sand |
| CN109608222A (en) * | 2018-11-27 | 2019-04-12 | 扬州市职业大学 | A kind of preparation method of vegetation type regeneration concrete Roofing brick |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202187415U (en) * | 2011-08-19 | 2012-04-11 | 机械工业第三设计研究院 | Drainage structure for sidewalk |
| CN107151117A (en) * | 2017-05-24 | 2017-09-12 | 广东信强混凝土有限公司 | A kind of pervious concrete |
-
2017
- 2017-11-27 CN CN201711201776.XA patent/CN108179672A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202187415U (en) * | 2011-08-19 | 2012-04-11 | 机械工业第三设计研究院 | Drainage structure for sidewalk |
| CN107151117A (en) * | 2017-05-24 | 2017-09-12 | 广东信强混凝土有限公司 | A kind of pervious concrete |
Non-Patent Citations (1)
| Title |
|---|
| 许彦旭: "透水砖铺装施工工艺", 《百度文库》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183546A (en) * | 2018-09-25 | 2019-01-11 | 天津市水利科学研究院 | A kind of sponge urban road and its construction method using ventilation anti-seepage sand |
| CN109608222A (en) * | 2018-11-27 | 2019-04-12 | 扬州市职业大学 | A kind of preparation method of vegetation type regeneration concrete Roofing brick |
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Application publication date: 20180619 |