Broken Arrow Municipal Authority
Meeting of: 03-19-2019
Title:
title
Consideration, discussion, and possible approval to reject all bids for construction of the County Line Trunk Sewer - Phase 1 (Project No. S.1609) and find that the best interests of the Broken Arrow Municipal Authority will be served by the rejection
End
Background:
Professional Engineering Consultants, P.A., (PEC) was retained by BAMA to design the referenced project. The existing County Line Trunk Sewer from the Lynn Lane Wastewater Treatment Plant north to Washington Street is in need of replacement due to the deteriorated condition of the pipeline and inadequate capacity for future growth. Oklahoma Department of Environmental Quality Consent Orders have been issued for this line in the past. The current Consent Order requires that BAMA complete construction of the new pipeline by September 1, 2020.
BAMA retained HDR Engineering, Inc. prepare a Wastewater System Master Plan (WWSMP), which was recently completed. The WWSMP recommended pipe sizes for this project, which were confirmed by PEC. The new pipeline will be constructed of Fiberglass Reinforced Plastic (FRP) pipe and manhole structures, which will significantly reduce or eliminate corrosion due to the acid produced by gases in sewage.
The proposed project includes the construction of approximately 5,300 feet of 60-inch, 9,400 feet of 54-inch, and 4,100 feet of 48-inch FRP gravity sanitary sewer interceptor pipelines along and near Broken Arrow Creek and 23rd Street, with new manholes and creek crossing structures. Also included is miscellaneous site work, including but not limited to tree clearing, bypass pumping of sewage, reconnection of service lines, seeding, sodding, and bank stabilization. The Base Bid includes construction from the Lynn Lane Wastewater Treatment Plant (LL WWTP) north to the south side of the Creek Turnpike. Additive Alternate no. 1 includes construction north from this point terminating at a conne...
Click here for full text