The Pennsylvania Aggregates and Concrete Association, the state’s leading voice for the crushed stone, ready mixed concrete, sand and gravel, and cement industries, announced some of its members have received awards from the National Stone, Sand and Gravel Association.

Slippery Rock Quarry-Allegheny Mineral Corp.-Snyder Associated Companies were named a Community Relations Excellence Awards gold award winner.

Martin Stone Quarries was selected as a gold winner for the Louis Griesemer Sterling Safety Awards in the small operations category, while Allan Myers received a bronze award for the Louis Griesemer Sterling Safety Awards in the medium operations category.