One-time pavement heavy traffic asphalt pavement structure and construction method
A technology of asphalt pavement and construction method, which can be applied to cohesive pavement paved on site, roads, roads, etc., and can solve the problems that the performance of structural layers and base layers cannot meet the traffic load, poor material quality, and unreasonable structures, etc. Achieve the effects of easy control of project quality, good viscosity and toughness, and shortened construction period
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[0040] The project overview of this embodiment: a county road (K000+000~K005+000) third-class road, the road width is 8.5 meters, the design speed is 60Km / h, it is an important heavy-duty resource road in this area, and the road section is distributed 1 cement plant with an annual output of 3 million tons of clinker, 2 crushed stone processing plants with an annual output of more than 2 million tons and other industrial and mining processing enterprises. According to the actual measurement results of its traffic load and daily average traffic volume, and according to the division of "Code for Design of Highway Asphalt Pavement" (JTGD50-2006), this road section is a heavy traffic road.
[0041] According to the conditions and characteristics of this road section, the asphalt pavement structural layer adopts the scheme of the present invention to carry out the following design:
[0042] 1) Structural design
[0043] Wearing layer: The mixture of 2cm rubber asphalt ultra-thin we...
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