Broken Arrow City Council
Meeting of: 12-20-16
To: Mayor and City Council
From: Department of Engineering and Construction
Title:
title
Approval of and authorization to execute Change Order C03 for Construction Contract Number S1307, Aspen Creek Relief Line
End
Background:
The Aspen Creek Relief Line is planned to provide sanitary sewer service to the area west of Aspen Avenue (145th E. Ave.) from Florence Street (111th St. S.) south to Tucson Street (121st St. S.), and to tie in to the Spring Creek of Broken Arrow Trunk Sewer. When completed, the Aspen Creek Relief Line will replace two wastewater lift stations (Grey Oaks and Florence Lift Stations) with a gravity sewer. The project was funded by Oklahoma Water Resources Board loans, supplemented by Vision 2025 Surplus funds. It was designed by Holloway, Updike, and Bellen, Inc. Right-of-way acquisition was completed in May 2016, and an environmental survey was recently completed. The project was advertised for bids on June 29 and July 6, 2016. Bids were opened on July 21, 2016 with the lowest responsible bidder being Triangle Construction, and Utility, L.L.C., in the amount of $799,938,00.
This Change Order #3 addresses the following additions to the contract:
1. Total Number of Days Added by this Change Order:
- No additional time required for this change.
2. Per RFI #5 submitted on 12-9-16 by Triangle Construction, manholes #2, #7, & #8 cannot pass a vacuum test due to excessive penetrations in the joints that could not be resolved from inside of the manhole. In lieu of excavation around the manholes and grouting the contractor is directed to utilize URETEK HDEP injection per the attached proposal at each of the above stated manholes. The attached URETEK proposal is to be assigned to the contractor through this change order to cover within the project bonds and contractor responsibilities. The proposal from the ...
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