One of the recently developed asphalt technology in the last decade. Its development was done through cooperation between PT. Conbloc Infratecno, Center for Research and Development of Roads and Bridges (Pusjatan) and Wirtgen. This collaboration resulted in a special specification adopted by BinaMarga and has been widely applied especially in North Coast Route (Pantura) of Java island.
Foamed asphalt is used for stabilizing the old pavement materials to create a new strong, flexible base layer. This technology is often referred in Indonesia as the Cold Mix Recycling by Foamed Bitumen Base (CMRFB-Base).