This specification covers the properties, sampling, and testing of asphalt suitable for undersealing Portland cement concrete and overlaid concrete pavements by pumping hot asphalt under the slabs. The asphalt shall be homogeneous and free of water and shall conform to the following requirements when examined under suitable testing methods: softening point; flash point; penetration at specified temperatures; ductility; heat loss; and solubility of bitumen in trichloroethylene.

1.1 This specification covers asphalt suitable for undersealing portland cement concrete and overlaid concrete pavements by pumping hot asphalt under the slabs.