Donley’s provided concrete services for the Walterboro Wastewater Treatment Plant
expansion, increasing its capacity from 2.64 MGD to 5.625 MGD. The project included
upgrades to existing systems, infrastructure improvements, and the addition of advanced
treatment processes to meet increasing demand efficiently.

Donley’s scope of work included:

  • Formwork
  • Placement and fnishing
  • Rodbusting
  • Sequence batch reactor
  • Infuent screening structure
  • Cascade aeration
  • Septage grit vortex
  • Tertiary flter pad
  • Septage pump pad
  • 15,000 sq. ft. of 9” site paving, curbs, and sidewalks