Explanation
1. BACKGROUND: This legislation authorizes the Director of Public Utilities to modify (Mod #1) a construction contract with Shelly & Sands for the Petzinger Road Sanitary Sewer Project, CIP 650739-100000. The work for this project consists of the construction of approximately 2300 feet of 8-inch diameter sanitary sewer, including 66 feet of 24-inch diameter, tunnel-jacked liner and 13 service wyes, 338 feet of 36-inch diameter storm sewer, miscellaneous curb, sidewalk and pavement replacement, and other such work as may be necessary to complete the contract, in accordance with the drawings, technical specifications, and City of Columbus Construction and Material Specifications as set forth in the Invitation For Bid (IFB).
Modification Information:
1.1 Amount of additional funds to be expended: $500,000.00
Original Contract (PO115160) $ 1,010,861.52
Modification No. 1(Current) $ 500,000.00
CURRENT PROPOSED TOTAL $ 1,510,861.52
1.2 Reasons additional goods/services could not be foreseen.
Numerous unmarked and/or incorrectly marked utilities were encountered which resulted in loss of production. In addition, the Contractor experienced soil conditions which lead to increased costs in the installation of pipe to which the Contractor could not have included in its bid.
1.3 Reason other procurement processes are not used:
The contractor has already delivered materials to the site and is familiar with the site conditions and requirements. Bidding of the contract modification would push completion of the project into the next construction season, and residents are eager to connect to the proposed system (currently on septic systems).
1.4 How cost of modification was determined:
Cost proposal provided by the contractor, which has been reviewed and confirmed by the CM and DOSD.
2. PROJECT TIMELINE: Contract work is r...
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