By Charley Rea A few quick updates on the workings of the Concrete Task Group of the Pavement and Materials Partnering Committee (PMPC), the working group of Caltrans and materials producers to update specifications and test methods.
By Suzanne Seivright-Sutherland With ongoing public and policy concerns this year about dust emissions from aggregate and recycling operations, CalCIMA continues to proactively respond to developments. In a year that started with legislation (SB 526-Menjivar) to impose difficult control measures on operations in Sun Valley, the focus has now shifted to the regulatory arena—and specifically the South Coast Air Quality Management District—where CalCIMA has requested and been accepted as a stakeholder participant.
By Charley Rea Construction materials producers have been aware for some time that AB 2446, legislation passed initially in 2022, requires the California Air Resources Board (CARB) to develop regulations to lower embodied carbon from construction materials by 40% by 2035.