Passive Treatment Rehabilitation Project
Posted
Sep 4, 2026
Sep 24, 2026
Provide a passive treatment rehabilitation project involving rehabilitation of an existing acid mine drainage treatment system. Work includes excavation, grading, limestone aggregate installation, water level control structures, settling pond baffles, and erosion control measures, 1 EA of implementation of the erosion and sediment pollution control plan- rock construction entrance installation; 1,250 LF of implementation of the erosion and sediment pollution control plan - compost filter sock installation; 7.5 ACRE of clearing and grubbing; 15,000 CY of grading - general; 5,136 CY of grading - passive treatment embankments; 5.5 ACRE of planting - seed bed preparation; dewatering and clearing existing overflow system; 6,930 TON of limestone coarse aggregate - AASHTO no. 1.
