Sources: ASTM International, West Conshohocken, Pa.; CP staff
A proposed ASTM standard will provide a test method for properties of fresh roller compacted concrete, its development coinciding with the increasing specification of RCC for highway road base, streets, roads, parking lots and heavy industrial pavements, in addition to long-established water resources structures.
Source: Momentive Specialty Chemicals, Inc., Columbus, Ohio; CP staff
A company formed in late-2010 from Momentive Performance Materials and Hexion Specialty Chemicals—successors to GE Silicones and Borden Chemical—debuted its HexiCrete product line for producers and contractors at World of Concrete (January 18–21, Las Vegas). Charter offerings are pervious and roller compacted concrete admixtures, zero-VOC Type I & II curing compounds, and a penetrating sealer.