CN110761135A - Municipal road construction method - Google Patents
Municipal road construction method Download PDFInfo
- Publication number
- CN110761135A CN110761135A CN201910950924.0A CN201910950924A CN110761135A CN 110761135 A CN110761135 A CN 110761135A CN 201910950924 A CN201910950924 A CN 201910950924A CN 110761135 A CN110761135 A CN 110761135A
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- CN
- China
- Prior art keywords
- parts
- asphalt
- layer
- temperature
- construction method
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- 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
- E01C3/00—Foundations for pavings
- E01C3/02—Concrete base for bituminous paving
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
- C08L95/005—Aqueous compositions, e.g. emulsions
-
- 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
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/182—Aggregate or filler materials, except those according to E01C7/26
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/576—Traffic lines
- E01F9/582—Traffic lines illuminated
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0862—Nickel
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a municipal road construction method, which comprises the following steps: s1, earth excavation; s2, laying a concrete base layer; s3, paving a sandstone cushion layer; s4, laying the modified emulsified asphalt on the gravel cushion to form an asphalt bonding layer; s5, prefabricating a marking module which is made of the same material as the pavement; s6, placing the marking module at the corresponding position of the asphalt bonding layer of the step S4; s7, filling hot-melt paint in the paint filling position; s8, preparing an asphalt temperature adjusting layer; s9, paving an asphalt temperature-regulating layer on the asphalt bonding layer to enable the asphalt temperature-regulating layer to be flush with the edge of the marking module and compacting the asphalt temperature-regulating layer by a road roller to form the asphalt temperature-regulating layer; according to the invention, solid-liquid phase change conversion is carried out through the built-in paraffin particles, metal powder and ceramic-based phase change material to adjust the temperature of the pavement, so that the temperature of the pavement in high-temperature weather is reduced, the service performance of the pavement is improved, the traffic safety is improved, and meanwhile, the service life of the marking can be obviously prolonged through the arrangement of the marking module.
Description
Technical Field
The invention relates to the technical field of municipal roads, in particular to a municipal road construction method.
Background
The road is an infrastructure for various trackless vehicles and pedestrians to pass through, is used as a main transportation junction of a city, and a large number of automobiles pass through the road every day. Once the road is cracked, the traffic is seriously blocked and even paralyzed, particularly, rescue goods and materials, personnel evacuation and the like need to be carried out through the road when an earthquake occurs, and higher requirements are provided for the shock resistance of the road for ensuring high efficiency of rescue after the disaster.
The general road mostly adopts a concrete base layer as a foundation, but the general concrete is easy to break when being shocked by vibration, and once the concrete base layer is broken and dislocated, the concrete base layer can quickly induce the pavement to break, thus seriously influencing the traffic, and further having an improvement space;
secondly, in order to make the vehicle in a reasonable road form, a road marking is arranged on the road surface for guiding the vehicle in a correct form, but in actual use, the road marking is locally damaged and disappears due to the impact abrasion of an automobile, and the service life is limited.
Disclosure of Invention
The invention aims to provide a municipal road construction method to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a municipal road construction method comprises the following steps:
s1, earth excavation;
s2, laying a concrete base layer, which comprises the following steps:
raking the bottom of the earthwork, paving a reinforcing mesh, pouring anti-seismic concrete, tamping and curing to form a concrete base layer;
s3, paving a sandstone cushion layer;
s4, laying the modified emulsified asphalt on the gravel cushion to form an asphalt bonding layer;
s5, prefabricating a marking module which is made of the same material as the pavement; the upper surface of the marking module is provided with a coating filling position with the same shape as the corresponding marking through a mold;
s6, placing the marking module at the corresponding position of the asphalt bonding layer of the step S4;
s7, after the marking module is completely molded and hardened, filling hot-melt paint in the paint filling position, and enabling the hot-melt paint to completely fill the paint filling position to form a marking body;
s8, preparing an asphalt temperature adjusting layer;
and S9, paving an asphalt temperature-regulating layer on the asphalt bonding layer to enable the asphalt temperature-regulating layer to be flush with the edge of the marking module, and compacting by using a road roller to form the asphalt temperature-regulating layer.
Preferably, the asphalt temperature-regulating layer comprises the following components in parts by weight: 80-90 parts of asphalt, 5-10 parts of styrene thermoplastic elastomer, 20-29 parts of paraffin particles, 5-10 parts of metal powder, 5-10 parts of ceramic-based phase change material, 1-3 parts of carbon fiber, 1-3 parts of polyoxyethylene polyoxypropylene pentaerythritol ether and 25-35 parts of water.
Preferably, the asphalt temperature-regulating layer comprises the following components in parts by weight: 80 parts of asphalt, 6 parts of styrene thermoplastic elastomer, 25 parts of paraffin particles, 8 parts of metal powder, 6 parts of ceramic-based phase change material, 2 parts of carbon fiber, 2 parts of polyoxyethylene polyoxypropylene pentaerythritol ether and 28 parts of water.
Preferably, the emulsified asphalt comprises the following components in parts by weight: 50-60 parts of asphalt, 35-40 parts of water and 1-6 parts of compound emulsifier.
Preferably, the metal powder is formed by mixing nickel powder and copper powder with the particle size of 0.5mm-2mm and the mass ratio of 3: 4.
Preferably, the reticle body is coated with a layer of luminescent material.
The luminescent material is a long afterglow luminescent material.
Preferably, the thickness of the gravel cushion layer is less than 15cm, the rolling forming thickness is more than 10cm, static pressure is carried out for 4-5 times through a vibration type road roller, the vibration is carried out for 2-3 times through the vibration type road roller, and finally heavy vibration rolling is carried out for 1-2 times.
Preferably, the paving temperature of the asphalt temperature-regulating layer is 110-150 DEG C
The municipal road comprises the road obtained by the construction method.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, solid-liquid phase change conversion is carried out through the built-in paraffin particles, metal powder and ceramic-based phase change material to adjust the temperature of the pavement, so that the temperature of the pavement in high-temperature weather is reduced, the service performance of the pavement is improved, the traffic safety is improved, and meanwhile, the service life of the marking can be obviously prolonged through the arrangement of the marking module.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a municipal road construction method comprises the following steps:
s1, earth excavation;
s2, laying a concrete base layer, which comprises the following steps:
raking the bottom of the earthwork, paving a reinforcing mesh, pouring anti-seismic concrete, tamping and curing to form a concrete base layer;
s3, paving a sandstone cushion layer;
s4, laying the modified emulsified asphalt on the gravel cushion to form an asphalt bonding layer;
s5, prefabricating a marking module which is made of the same material as the pavement; the upper surface of the marking module is provided with a coating filling position with the same shape as the corresponding marking through a mold;
s6, placing the marking module at the corresponding position of the asphalt bonding layer of the step S4;
s7, after the marking module is completely molded and hardened, filling hot-melt paint in the paint filling position, and enabling the hot-melt paint to completely fill the paint filling position to form a marking body;
s8, preparing an asphalt temperature adjusting layer;
and S9, paving an asphalt temperature-regulating layer on the asphalt bonding layer to enable the asphalt temperature-regulating layer to be flush with the edge of the marking module, and compacting by using a road roller to form the asphalt temperature-regulating layer.
Specifically, the method comprises the following steps: the asphalt temperature-regulating layer comprises the following components in parts by weight: 80 parts of asphalt, 6 parts of styrene thermoplastic elastomer, 25 parts of paraffin particles, 8 parts of metal powder, 6 parts of ceramic-based phase change material, 2 parts of carbon fiber, 2 parts of polyoxyethylene polyoxypropylene pentaerythritol ether and 28 parts of water.
The emulsified asphalt comprises the following components in parts by weight: 55 parts of asphalt, 38 parts of water and 5 parts of compound emulsifier.
The metal powder is formed by mixing nickel powder and copper powder with the particle size of 0.5-2 mm and the mass ratio of 3: 4.
The marking body is coated with a luminescent material layer. The luminescent material is a long afterglow luminescent material.
The thickness of the sandstone cushion layer is less than 15cm, the rolling forming thickness is more than 10cm, static pressure is carried out for 4-5 times by a vibration type road roller, the vibration is carried out for 2-3 times by the vibration type road roller, and finally heavy vibration rolling is carried out for 1-2 times.
The paving temperature of the asphalt temperature-regulating layer is 110-150 DEG C
The municipal road comprises the road obtained by the construction method.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A municipal road construction method is characterized in that: the method comprises the following steps:
s1, earth excavation;
s2, laying a concrete base layer, which comprises the following steps:
raking the bottom of the earthwork, paving a reinforcing mesh, pouring anti-seismic concrete, tamping and curing to form a concrete base layer;
s3, paving a sandstone cushion layer;
s4, laying the modified emulsified asphalt on the gravel cushion to form an asphalt bonding layer;
s5, prefabricating a marking module which is made of the same material as the pavement; the upper surface of the marking module is provided with a coating filling position with the same shape as the corresponding marking through a mold;
s6, placing the marking module at the corresponding position of the asphalt bonding layer of the step S4;
s7, after the marking module is completely molded and hardened, filling hot-melt paint in the paint filling position, and enabling the hot-melt paint to completely fill the paint filling position to form a marking body;
s8, preparing an asphalt temperature adjusting layer;
and S9, paving an asphalt temperature-regulating layer on the asphalt bonding layer to enable the asphalt temperature-regulating layer to be flush with the edge of the marking module, and compacting by using a road roller to form the asphalt temperature-regulating layer.
2. The municipal road construction method according to claim 1, wherein: the asphalt temperature-regulating layer comprises the following components in parts by weight: 80-90 parts of asphalt, 5-10 parts of styrene thermoplastic elastomer, 20-29 parts of paraffin particles, 5-10 parts of metal powder, 5-10 parts of ceramic-based phase change material, 1-3 parts of carbon fiber, 1-3 parts of polyoxyethylene polyoxypropylene pentaerythritol ether and 25-35 parts of water.
3. The municipal road construction method according to claim 2, wherein: the asphalt temperature-regulating layer comprises the following components in parts by weight: 80 parts of asphalt, 6 parts of styrene thermoplastic elastomer, 25 parts of paraffin particles, 8 parts of metal powder, 6 parts of ceramic-based phase change material, 2 parts of carbon fiber, 2 parts of polyoxyethylene polyoxypropylene pentaerythritol ether and 28 parts of water.
4. The municipal road construction method according to claim 1, wherein: the emulsified asphalt comprises the following components in parts by weight: 50-60 parts of asphalt, 35-40 parts of water and 1-6 parts of compound emulsifier.
5. A method of town road construction according to claim 2 or 3, wherein: the metal powder is formed by mixing nickel powder and copper powder with the particle size of 0.5-2 mm and the mass ratio of 3: 4.
6. The municipal road construction method according to claim 1, wherein: the marking body is coated with a luminescent material layer.
7. The municipal road construction method according to claim 1, wherein: the thickness of the sandstone cushion layer is less than 15cm, the rolling forming thickness is more than 10cm, static pressure is carried out for 4-5 times by a vibration type road roller, the vibration is carried out for 2-3 times by the vibration type road roller, and finally heavy vibration rolling is carried out for 1-2 times.
8. The municipal road construction method according to claim 1, wherein: the paving temperature of the asphalt temperature-regulating layer is 110-150 ℃.
9. The road obtained by the construction method according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910950924.0A CN110761135A (en) | 2019-10-08 | 2019-10-08 | Municipal road construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910950924.0A CN110761135A (en) | 2019-10-08 | 2019-10-08 | Municipal road construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110761135A true CN110761135A (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910950924.0A Pending CN110761135A (en) | 2019-10-08 | 2019-10-08 | Municipal road construction method |
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| Country | Link |
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| CN (1) | CN110761135A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517894A (en) * | 2016-11-09 | 2017-03-22 | 王丽丽 | Phase change temperature-adjusting asphalt compound material for traffic pavement and preparation method thereof |
| CN106638213A (en) * | 2016-11-09 | 2017-05-10 | 中铁局集团天津建设工程有限公司 | Cement road construction method |
| CN108867220A (en) * | 2018-06-22 | 2018-11-23 | 四川先舟建设工程有限公司 | Town road and its construction method |
| CN109082966A (en) * | 2018-07-18 | 2018-12-25 | 温州源龙建设有限公司 | Cracking resistance thermoregulation cement base pavement construction engineering method |
| CN109082995A (en) * | 2018-08-14 | 2018-12-25 | 佛山市集美市政园林工程有限公司 | municipal road construction method |
-
2019
- 2019-10-08 CN CN201910950924.0A patent/CN110761135A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517894A (en) * | 2016-11-09 | 2017-03-22 | 王丽丽 | Phase change temperature-adjusting asphalt compound material for traffic pavement and preparation method thereof |
| CN106638213A (en) * | 2016-11-09 | 2017-05-10 | 中铁局集团天津建设工程有限公司 | Cement road construction method |
| CN108867220A (en) * | 2018-06-22 | 2018-11-23 | 四川先舟建设工程有限公司 | Town road and its construction method |
| CN109082966A (en) * | 2018-07-18 | 2018-12-25 | 温州源龙建设有限公司 | Cracking resistance thermoregulation cement base pavement construction engineering method |
| CN109082995A (en) * | 2018-08-14 | 2018-12-25 | 佛山市集美市政园林工程有限公司 | municipal road construction method |
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Application publication date: 20200207 |