Explanation
1. BACKGROUND: This legislation authorizes the Director of Public Utilities to execute a planned contract modification (#4) for professional engineering services with DLZ Ohio, Inc. in connection with the Olentangy-Scioto Interceptor Sewer (OSIS) Augmentation and Relief Sewer (OARS) (Engineering & Design) from the Henry Street Regulator to the Jackson Pike Wastewater Treatment Plant; to authorize the transfer within and expenditure of $2,153,622.82 from the Sanitary Build America Bond (B.A.B.'s) Fund; and to amend the 2010 Capital Improvements Budget.
This portion of the project will complete the design and bidding services for Phase 2 of OARS. This modification will provide engineering services during construction of OARS, including shop drawing reviews, responding to requests for information, interpretation of contract documents, review of construction details, start-up assistance, preparation of record drawings, and other services required during construction. This project will be modified annually to keep controls and costs in check.
The original contract for DLZ Ohio, Inc. was for the design of Phase 1 of the OSIS Augmentation and Relief Sewer (OARS). The work included the design of a 15,000 foot long large diameter conduit via open-cut methods and other facilities and appurtenances to convey Combined Sewer flows from the vicinity of the Whittier Street Storm Standby Tanks south to the vicinity of the Jackson Pike Wastewater Treatment Plant.
Future modifications are anticipated at this time for engineering services during construction. A summary of the design contract, legislation and ordinance dates and funding amounts is as follows:
1.1 Amount of additional funds to be expended: $2,139,082.82
Original Contract Amount: OARS Phase 1 $ 5,622,070.00
Modification #1: OARS Phase 2, 3 & 4 $ 0.00
Modification #2: OARS Phase 1 through 4 $ 8,925,509.96
Modification #3: OARS Revisions $ 2,13...
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