Method and apparatus using bituminous sandstone for pavement rep

Details Method and apparatus using bituminous sandstone for pavement rep Method and apparatus using bituminous sandstone for pavement rep

1989-08-21

1990-10-23

Neuder, William P.

Road structure, process, or apparatus

Apparatus

With means for in situ material preparation, e.g., mixing

404111, 427139, E01C 912

Patent

active

049647520

ABSTRACT:
A method, apparatus and material for filling or surfacing fissures, openings and cavities in a pavement surface. The method comprises the steps of preparing a volume of water, heated to a temperature of 110-210 degrees F, and mixing a given quantity of bituminous sandstone therein in a ratio of 20 to 56% water by weight. This mixture is continuously agitated to develop a slurry which is capable of being pumped through a conduit to the repair location or site. Apparatus is disclosed for preparing the subject slurry and for enabling a continuous repair operation within a self-contained system.

REFERENCES:
patent: 4695186 (1987-09-01), King
patent: 4780022 (1988-10-01), Ohiba et al.

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