Explanation
1. BACKGROUND
This Ordinance authorizes the Director of Public Utilities to modify and increase the professional engineering services agreement with Burgess & Niple, Inc. for the Dublin Road Water Plant (DRWP) Caustic Feed Improvements Project, Capital Improvements Project No. 690578-100000, Division of Water Contract No. 2208, in an amount up to $410,000.00.
This is a contract for Professional Engineering Services (Design Professional or “DP” services) for the DRWP Caustic Feed Improvements project (CIP 690578-100000). The project includes evaluation and design for caustic feed improvements at the Dublin Road Water Plant located at 940 Dublin Road, Columbus, Ohio 43215.
The improvements will provide storage and feed capabilities to deliver liquid caustic soda (i.e., sodium hydroxide) to multiple post filtration application points for pH adjustment of the filtered water. Improvements will include, but not be limited to, bulk storage, day tank storage, flow metering, piping, valving, electrical, and instrumentation and controls.
Work performed to date includes preliminary design and detailed design services. This modification will provide for engineering services during construction. No additional modifications are anticipated.
The improvements are directly related to the DRWP treatment process, which services multiple community planning areas (Planning Area - 99 Citywide).
TIMELINE & FUTURE MODIFICATION(S):
Phase 1: Preliminary Engineering began July 17, 2020 and ended March 24, 2022.
Phase 2: Detailed Design began in July 2022 and ended in April 2024.
Phase 3: Services During Construction is anticipated to start September 2024 and is estimated to be completed March 2026.
ESTIMATED COST OF PROJECT:
Cost Summary:
1.1 Amount of additional funds to be expended: $410,000.00
Original Agreement Amount: $233,659.00 (ORD 1230-2020; PO232980)
Modification No. 1 Amount: $442,220.00 (ORD 1183-2022; PO331875)
Modificatio...
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