CN104631272A - Pavement structure of automobile loading and unloading facility site, as well as construction method - Google Patents
Pavement structure of automobile loading and unloading facility site, as well as construction method Download PDFInfo
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- CN104631272A CN104631272A CN201510046053.1A CN201510046053A CN104631272A CN 104631272 A CN104631272 A CN 104631272A CN 201510046053 A CN201510046053 A CN 201510046053A CN 104631272 A CN104631272 A CN 104631272A
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- thickness
- cement
- automobile loading
- road structure
- surface layer
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Classifications
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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
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to a pavement structure of an automobile loading and unloading facility site, as well as a construction method. The pavement structure comprises a cushion layer (1), a base layer (2) and a surface layer (3) from bottom to top, wherein the cushion layer (1) is manufactured by limestone soil with the thickness being 30cm, the base layer (2) is manufactured by cement stable rubbles with the thickness being 30cm, and the surface layer (3) is manufactured by cement concrete with the thickness being 30cm. the construction method of the pavement structure comprises the following steps: a. clearing and compacting the roadbed; b. paving the cushion layer (1) with limestone and compacting; c. paving the base layer (2) with cement stable rubbles, and compacting; d. paving the surface layer (3) with cement concrete with the strength grade of C30 and compacting; and e. maintaining the pavement to complete the construction. According to the technical scheme, the pavement structure can bear a 70-tonnage truck without early cracking and sinking, and can meet the automobile loading and unloading demand.
Description
Technical field
The invention belongs to petrochemical industry, the road structure relating generally to automobile loading unloading facilities place and the impact of paving retentively face stability thereof.
Background technology
Because the production scale of present petrochemical enterprise is increasing, and automobile loading unloading facilities is the clustering area of petrochemical industry chemical enterprise lorry, and vehicle is many, and tonnage is large.Maximum 50 tons of the lorry of national regulation, but the maximum tonnage of petrochemical enterprise lorry can reach 70 tons under actual conditions, in this case, if only paved, even if the needs of supporting capacity also cannot be met according to maximum value according to petroleum chemical industry standard SHT101-2009 " cement concrete pavement and place are paved ".
Describe in detail below in conjunction with accompanying drawing, Fig. 1 is the maximum value that required three-layer-material thickness is paved in existing general place, be surface layer 3 ' is from top to down respectively 220mm, and basic unit 2 ' is 180mm, and bed course 1 ' is 150mm.The combination of this thickness can be born standard axle load and be added up effect 1423500 times, and day effect number of times is 500 times.So-called standard axle load refers to two-wheel group uniaxial load 100KN.Namely 4 wheel tonnages are vehicle day of 10 tons act on 500 times.And the truck of 70 tons is generally two-wheel six axle, namely 24 wheel tonnages are the car of 70 tons.Its weight conversion is 1.17 times of standard axle load, very large to the destruction of floor slab.Regulation according to JTGD40-2011 " highway cement concrete pavement design specifications " 3.0.6:
N
s---the effect number of times that design axle carries;
N
i---the effect number of times that i level axle carries;
The axle of n---various spindle-type carries a grade figure place;
P
s---design axle load-carrying (KN);
P
i---i-th grade of axle load (KN), shaft coupling is by each root axle separately.
Can be calculated by secondary formula, standard axle load allows to roll 500 times, and the lorry of 70 tons can only roll 41 times.Obviously cannot meet the needs of automobile loading-unloading vehicle, therefore SHT101-2009 " cement concrete pavement and place are paved " has not been suitable for automobile loading unloading facilities place paves.
Because the road surface that above-mentioned existing general place is paved cannot meet the defect that 70 tons of trucks travel, the present inventor works out the present invention, and meaning of the present invention is mainly used in solving the problem.
Summary of the invention
The object of the invention is to, the defect that the road structure overcoming existing automobile loading unloading facilities place exists, and a kind of road structure and construction method thereof of novel automobile loading unloading facilities place are provided, technical problem to be solved avoids place premature rupture sinking because wagon load is excessive, thus be more suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.The road structure in a kind of automobile loading unloading facilities place proposed according to the present invention, wherein this road structure is made up of bed course (1) from bottom to top, basic unit (2) and surface layer (3); The material of wherein said bed course (1) is rendzinas, its thickness is 30-36cm, and the material of described basic unit (2) is cement stabilized macadam, and its thickness is 30-36cm, the material of described surface layer (3) is cement concrete, and its thickness is 30-36cm.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, the thickness of wherein said bed course (1) is 30cm, and the thickness of described basic unit (2) is 30cm, and described surface layer (3) thickness is 30cm.
Preferably, the strength grade of wherein said cement concrete is C30.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The construction method of the road structure in the automobile loading unloading facilities place proposed according to the present invention, it comprises the following steps: a, clears up roadbed, tamps; B, laying bed course (1): rendzinas is layed on roadbed, then compacting; C, lay basic unit (2): make the raw material of cement stabilized macadam, make aggregate and cementitious material and mortar with graded broken stone and stir and form, pave on bed course (1), then compacting; D, laying surface layer (3): making strength grade is the cement concrete of C30, is layed in by described cement concrete on basic unit (2), then adopt steamroller 5-10 time with compacting; E, road pavement carry out maintenance, complete construction.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, to be the raw material every cubic metre weight proportion of the cement concrete of C30 be the strength grade described in its steps d: cement: 250-380kg/m
3, sand: 500-750kg/m
3, stone: 1100-1300kg/m
3, water: 140-190kg/m
3.
Preferably, the strength grade wherein described in steps d is the raw material every cubic metre weight proportion of the cement concrete of C30: cement: 280kg/m
3, sand: 680kg/m
3, stone: 1250kg/m
3, water: 180kg/m
3.
By technique scheme, road structure and the construction method thereof in automobile loading unloading facilities place of the present invention at least have following advantages: road structure of the present invention can bear the traveling and sinking of prematurely ftractureing that reach 70 tons of trucks, and can meet the needs of current automobile loading-unloading vehicle.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of manual, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the schematic diagram selecting maximum cross section according to SHT101-2009 " cement concrete pavement and place are paved ".
Fig. 2 is the schematic diagram in the cross section of the road structure in automobile loading unloading facilities place of the present invention.
[critical element symbol description]
1,1 ': bed course
2,2 ': basic unit
3,3 ': surface layer
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its detailed description of the invention of road structure in automobile loading unloading facilities place proposed according to the present invention, structure, construction method, feature and effect thereof, be described in detail as follows.
How to calculate because all specifications all do not design road thickness, according to practical experience and reasoning, can bed course be strengthened, the thickness of basic unit and surface layer, as shown in figure 2 of the drawings.Fig. 2 is the schematic diagram in the cross section of the road structure in automobile loading unloading facilities place of the present invention.
The road structure being applicable to the automobile loading unloading facilities place of 70 tons of trucks of the present invention.Wherein this road structure is made up of bed course 1 from bottom to top, basic unit 2 and surface layer 3; The material of wherein said bed course 1 is rendzinas, and its thickness is 30-36cm, and the material of described basic unit 2 is cement stabilized macadams, and its thickness is 30-36cm, and the material of described surface layer 3 is cement concretes, and its thickness is 30-36cm.The strength grade of wherein said cement concrete is C30.
The construction method of its road structure, it comprises the following steps: a, clears up roadbed, tamps; B, laying bed course 1: rendzinas is layed on roadbed, then compacting; C, lay basic unit 2: make the raw material of cement stabilized macadam, make aggregate and cementitious material and mortar with graded broken stone and stir and form, pave on bed course 1, then compacting; D, laying surface layer 3: making strength grade is the cement concrete of C30, is layed in by described cement concrete on basic unit 2, then adopt steamroller 5-10 time with compacting; E, road pavement carry out maintenance, complete construction.
Strength grade described in its steps d is the raw material every cubic metre weight proportion of the cement concrete of C30: cement: 250-380kg/m3, sand: 500-750kg/m3, stone: 1100-1300kg/m3, water: 140-190kg/m3.
Through inspection, the road structure being applicable to the automobile loading unloading facilities place of 70 tons of trucks of the present invention.
Embodiment 1
The thickness of the road structure bed course 1 in automobile loading unloading facilities place of the present invention is 30cm, and the thickness of described basic unit 2 is 30cm, and described surface layer 3 thickness is 30cm.The material of wherein said surface layer 3 is cement concretes.The raw material every cubic metre weight proportion of wherein said cement concrete is: cement: 280kg/m3, sand: 680kg/m3, stone: 1250kg/m3, water: 180kg/m3.
Embodiment 2
The thickness of the road structure bed course 1 in automobile loading unloading facilities place of the present invention is 32cm, and the thickness of described basic unit 2 is 32cm, and described surface layer 3 thickness is 32cm.The material of wherein said surface layer 3 is cement concretes.The raw material every cubic metre weight proportion of wherein said cement concrete is: cement: 290kg/m3, sand: 690kg/m3, stone: 1260kg/m3, water: 185kg/m3.
Embodiment 3
The thickness of the road structure bed course 1 in automobile loading unloading facilities place of the present invention is 34cm, and the thickness of described basic unit 2 is 34cm, and described surface layer 3 thickness is 34cm.The material of wherein said surface layer 3 is cement concretes.The raw material every cubic metre weight proportion of wherein said cement concrete is: cement: 300kg/m3, sand: 700kg/m3, stone: 1270kg/m3, water: 186kg/m3.
Embodiment 4
The thickness of the road structure bed course 1 in automobile loading unloading facilities place of the present invention is 36cm, and the thickness of described basic unit 2 is 36cm, and described surface layer 3 thickness is 36cm.The material of wherein said surface layer 3 is cement concretes.The raw material every cubic metre weight proportion of wherein said cement concrete is: cement: 310kg/m3, sand: 710kg/m3, stone: 1280kg/m3, water: 190kg/m3.
In sum, by facts have proved, each layer thickness of the road structure in automobile loading unloading facilities place of the present invention can well solve the place problem that premature rupture sinks because wagon load is excessive.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. the road structure in automobile loading unloading facilities place, is characterized in that: this road structure is made up of bed course (1) from bottom to top, basic unit (2) and surface layer (3);
The material of wherein said bed course (1) is rendzinas, its thickness is 30-36cm, and the material of described basic unit (2) is cement stabilized macadam, and its thickness is 30-36cm, the material of described surface layer (3) is cement concrete, and its thickness is 30-36cm.
2. the road structure in automobile loading unloading facilities place according to claim 1, it is characterized in that: the thickness of wherein said bed course (1) is 30cm, the thickness of described basic unit (2) is 30cm, and described surface layer (3) thickness is 30cm.
3. the road structure in automobile loading unloading facilities place according to claim 2, is characterized in that: the strength grade of wherein said cement concrete is C30.
4. a construction method for the road structure in the automobile loading unloading facilities place as described in claim arbitrary in claims 1 to 3, is characterized in that comprising the following steps:
A, roadbed is cleared up, tamp;
B, laying bed course (1): rendzinas is layed on roadbed, then compacting;
C, lay basic unit (2): make the raw material of cement stabilized macadam, make aggregate and cementitious material and mortar with graded broken stone and stir and form, pave on bed course (1), then compacting;
D, laying surface layer (3): making strength grade is the cement concrete of C30, is layed in by described cement concrete on basic unit (2), then adopt steamroller 5-10 time with compacting;
E, road pavement carry out maintenance, complete construction.
5. the construction method of the road structure in automobile loading unloading facilities place according to claim 4, is characterized in that: to be the raw material every cubic metre weight proportion of the cement concrete of C30 be the strength grade described in steps d:
Cement: 250-380kg/m
3,
Sand: 500-750kg/m
3,
Stone: 1100-1300kg/m
3,
Water: 140-190kg/m
3.
6. the construction method of the road structure in automobile loading unloading facilities place according to claim 5, is characterized in that: to be the raw material every cubic metre weight proportion of the cement concrete of C30 be the strength grade described in steps d:
Cement: 280kg/m
3,
Sand: 680kg/m
3,
Stone: 1250kg/m
3,
Water: 180kg/m
3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046053.1A CN104631272A (en) | 2015-01-29 | 2015-01-29 | Pavement structure of automobile loading and unloading facility site, as well as construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046053.1A CN104631272A (en) | 2015-01-29 | 2015-01-29 | Pavement structure of automobile loading and unloading facility site, as well as construction method |
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| Publication Number | Publication Date |
|---|---|
| CN104631272A true CN104631272A (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510046053.1A Pending CN104631272A (en) | 2015-01-29 | 2015-01-29 | Pavement structure of automobile loading and unloading facility site, as well as construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245485A (en) * | 2016-08-08 | 2016-12-21 | 中国建筑土木建设有限公司 | Sand real estate feed bin stockyard and method of construction thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6454489B1 (en) * | 1996-08-16 | 2002-09-24 | Mitsubishi Materials Corporation | NOx removing pavement structure |
| CN101082199A (en) * | 2007-07-05 | 2007-12-05 | 吴永芳 | Road surface structure and construction method therefor |
| CN101638877A (en) * | 2009-08-20 | 2010-02-03 | 天津市市政工程设计研究院 | Bituminous pavement structure based on traffic condition of soft foundation and heavy load and subgrade processing method |
| CN201534947U (en) * | 2009-07-04 | 2010-07-28 | 商丘市豫东公路勘察设计有限公司 | Yudong plain county rural highway cement concrete pavement structure |
| CN204491350U (en) * | 2015-01-29 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | The road structure in automobile loading unloading facilities place |
-
2015
- 2015-01-29 CN CN201510046053.1A patent/CN104631272A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6454489B1 (en) * | 1996-08-16 | 2002-09-24 | Mitsubishi Materials Corporation | NOx removing pavement structure |
| CN101082199A (en) * | 2007-07-05 | 2007-12-05 | 吴永芳 | Road surface structure and construction method therefor |
| CN201534947U (en) * | 2009-07-04 | 2010-07-28 | 商丘市豫东公路勘察设计有限公司 | Yudong plain county rural highway cement concrete pavement structure |
| CN101638877A (en) * | 2009-08-20 | 2010-02-03 | 天津市市政工程设计研究院 | Bituminous pavement structure based on traffic condition of soft foundation and heavy load and subgrade processing method |
| CN204491350U (en) * | 2015-01-29 | 2015-07-22 | 洛阳瑞泽石化工程有限公司 | The road structure in automobile loading unloading facilities place |
Non-Patent Citations (1)
| Title |
|---|
| 中交公路规划设计院有限公司主编: "《公路水泥混凝土路面设计规范 JTG D40-2011》", 《中华人民共和国行业标准》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245485A (en) * | 2016-08-08 | 2016-12-21 | 中国建筑土木建设有限公司 | Sand real estate feed bin stockyard and method of construction thereof |
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Application publication date: 20150520 |