RFP - WWTF Membrane Roofing


The project scope includes the replacement of three membrane roofs at the Biddeford Wastewater Treatment Plant administration building.

Scope of Work

  • Relief cut or remove existing membrane roof to allow for expansion and contraction
  • Replace any damaged insulation
  • Install and mechanically attach new ½” high density polyiso cover board to entire roof surface.
  • Install and fully adhere 060mil EPDM membrane to run up all walls and penetrations.
  • Reinstall new or existing drain rings to make water tight seal.
  • Install new flashing on all edges and penetration to meet or exceed manufacturers specs
  • Reinstall existing coping according to specs
  • Cleanup site and dispose of material when completed

Interested Contractors may submit their proposal via email to alex.buechner@biddefordmaine.org with the subject line “Request for Proposal (RFP) WWTF Membrane Roofing” or in a sealed envelope plainly marked “Request for Proposal (RFP) WWTF Membrane Roofing” to:

Alex Buechner

Wastewater Superintendent

City of Biddeford Public Works

371 Hill Street

Biddeford Maine  04005

Proposal shall be submitted before 1:00 PM on March 22, 2023. Proposals received after that date and time shall not be considered. The City will use the contact info provided to notify all bidders of the bid opening date, time, and location.

For clarification regarding any aspect of this RFP, contact Mr. Buechner at the above address or by calling (207) 282-1350 or by emailing the address provided.

RFP Document