Pine Bluff Sand & Gravel Company recently observed its 100 year anniversary. The Company is a diversified aggregate and marine construction company with operations in crushed stone, sand dredging, hot-mix asphalt, ready-mix concrete and marine construction, including dredging, barge transportation, bank stabilization, rock structures, levees and marsh creation, restoration and protection. Its operations are performed in Arkansas, Louisiana, Texas, Kentucky, Tennessee, Alabama, and Mississippi.