Technical Services

DHEC Bureau of Air Quality Regulatory Stakeholders,   1. Notice of Final Rulemaking: 2018 General Assembly Package Revision – On April 24, 2020, the Department of Health and Environmental Control’s (Department) Bureau of Air Quality published a Notice of Final Regulation amending Regulation 61-62, Air Pollution Control Regulations and Standards, and the South Carolina Air Quality Implementation Plan...

No More Low-Alkali Cement – WHY! Robert E. Neal, Lehigh Cement Co. Beginning in 2019 there will no longer be “low-alkali cement”! What? Has the portland cement manufacturing processed changed such that low-alkali cement doesn’t exist anymore – the answer is NO. But in June of 2019 ASTM C 150 Standard Specification for Portland Cement...

  NRMCA Launches Interactive Website “Pave Ahead” Website will serve to educate and assist industry, policy makers and other paving stakeholders Silver Spring, MD – The National Ready Mixed Concrete Association (NRMCA) announced the launch of Pave Ahead, an educational campaign and website designed to assist the industry, policy makers and other stakeholders when making decisions...