Void reducing asphalt membrane composition, method and apparatus for asphalt paving applications

• Main Authors: Exline, Marvin Keller, Kriech, Anthony J, Wissel, Herbert L, Reece, Timothy P
• Format: Patent
• Language: English
• Published: 08.10.2019
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; FIXED CONSTRUCTIONS; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

A roadway structure that includes: a substrate; a hot mix application portion positioned over the substrate, wherein said hot mix application portion comprises first and second adjacent paving passes defining a longitudinal joint, and wherein the first and second adjacent paving passes contain air voids along the longitudinal joint; and a spray-applied band of void reducing joint composition positioned between the substrate and the hot mix application portion, wherein the band is below the longitudinal joint, and wherein at least at portion of the void reducing joint composition fills at least some of the air voids.