Foamed asphalt cold-regenerating structural layer mixture and construction method thereof
A technology of foamed asphalt and construction method, which can be applied to cohesive pavement paved on site, buildings, roads, etc., which can solve the problems of early failure and insufficient durability of asphalt pavement, and achieve little influence of weather conditions, good resistance to water damage, The effect of simple process
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[0039] Example 1
[0040] A foamed asphalt cold recycled structural layer mixture is prepared from the following materials: mineral aggregate, cement, anti-stripping agent, mixing water, foamed asphalt, fiber;
[0041] Among them, the mineral material is composed of the following mass parts of materials: 30 parts of milling old material with a particle size of 10mm, 35 parts of milling old material with a particle size of 9mm, 2 parts of new stone with a particle size of 10mm, particle size 10 parts of 9mm new stone and 4 parts of fly ash;
[0042] The amount of cement is 1.5% of the total amount of mineral materials;
[0043] The amount of the anti-stripping agent is 0.4% of the total amount of mineral material;
[0044] The amount of mixing water is 4% of the total amount of mineral material;
[0045] The amount of foamed asphalt is 2.5% of the total amount of mineral material;
[0046] The total amount of the fiber is 0.35% of the total amount of mineral material;
[0047] The above pe...
Example Embodiment
[0057] Example 2
[0058] A foamed asphalt cold recycled structural layer mixture prepared from the following materials: mineral aggregate, cement, anti-stripping agent, mixing water, foamed asphalt, fiber;
[0059] Among them, the mineral material is composed of the following mass parts: 40 parts of milling old material with a particle size of 30mm, 45 parts of milling old material with a particle size of 8mm, 8 parts of new stone with a particle size of 30mm, particle size 20 parts of 8mm new stone and 6 parts of fly ash;
[0060] The amount of cement is 2.5% of the total amount of mineral materials;
[0061] The amount of the anti-stripping agent is 0.6% of the total amount of mineral material;
[0062] The amount of mixing water is 5% of the total amount of mineral materials;
[0063] The amount of foamed asphalt is 3.5% of the total amount of mineral material;
[0064] The total amount of fiber is 0.45% of the total amount of mineral material;
[0065] The above percentages are all m...
Example Embodiment
[0075] Example 3
[0076] A foamed asphalt cold regenerated structural layer mixture prepared from the following materials: mineral aggregate, cement, anti-stripping agent, mixing water, foamed asphalt, fiber;
[0077] Among them, the mineral material is composed of the following mass parts: 35 parts of milling old material with a particle size of 20mm, 40 parts of milling old material with a particle size of 5mm, 5 parts of new stone with a particle size of 20mm, particle size 15 parts of 5mm new stone and 5 parts of fly ash;
[0078] The amount of the cement is 2% of the total amount of mineral materials;
[0079] The amount of the anti-stripping agent is 0.5% of the total amount of mineral material;
[0080] The amount of mixing water is 4.5% of the total amount of mineral materials;
[0081] The amount of foamed asphalt is 3% of the total amount of mineral material;
[0082] The total amount of fiber is 0.4% of the total amount of mineral material;
[0083] The above percentages are a...
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