Portland Limestone Cement: Where are we now?After a nation-wide rollout, there has been widespread success as well as some important questions asked. As the industry moves in the direction of more sustainable mixes; blended cements and new pozzolans will become more common. This topic will talk about the current state of cements in the US, the experiences of using PLC cement in a wide array of projects and what the future holds for the cement and concrete industry.