Dexpan® Underwater Demolition of Concrete Highway Bridge Piers
United States, Oct 2007
Job done by Contactor Harcon Company
Underwater Demolition of Concrete Highway Bridge Piers by Contractor Harcon. Underwater Demolition, Poured into plastic tubing, Dexpan Expansive Grout can break reinforced concrete under water. It works safer and more effective comparing to traditional construction tools and equipments like controlled blasting, hydraulic breaker, demolition hammer breaker, diamond blade concrete gas saw, chain saw stone cutter, jackhammer.
drilling holes for Expansive Grout.
Pouring Expansive Mortar into plastic tubings
Harcon worker mixed Expansive Cement into slurry.