Method of making and use of a heavy duty pavement structure

US8067487B2 · kind B2 · utility

Assignee

• MATCON LTD. · US

Inventors

• Jerry Alan Thayer · Maple Valley, US
• Ronald L. Terrel · Edmonds, US
• Gaylon L. Baumgardner · Arkadelphia, US
• Geoffrey M. Rowe · Perkasie, US
• Eric Ferrall · Saline, US
• Michael L. Costello · Lake Stevens, US

Key dates

• Filing date: Apr 11, 2008
• Grant date: Nov 29, 2011
• Expiry date: Apr 11, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2111/0075
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The present invention is directed to a heavy duty pavement structure comprising an open-graded asphalt layer fortified with a non-segregating grout mixture. The heavy duty pavement structure is made through the steps including forming an open-graded asphalt layer and then fortifying the layer with a non-segregating grout mixture that includes a predetermined amount of portland cement, sand and cement binder system.