Can crack sealing precede a seal coat or hot mix overlay? My concern is that the crack seal material could have a negative reaction with the new surface material.
Crack Sealing prior to rehabilitation is a good idea. The majority of complaints concerning crack sealer problems arise when an excess of material is left on the surface of the pavement either due to overfilling or expansion of the sealant. The best method to treat cracks is to route a vessel 5/8″ x 5/8″ or […]
What is the make-up of a crack sealant?
All hot-pour sealants have an asphalt cement base. Manufacturers of sealants modify them with rubber and other materials. An asphalt emulsion sealant (which is not heated) is an asphalt cement which has been liquefied using water and an emulsifying agent to allow the water and asphalt to mix.