Explanation
1. BACKGROUND: This Ordinance authorizes the Director of Public Utilities to modify and increase the professional engineering services agreement with Arcadis U.S., Inc. for the Hap Cremean Water Plant (HCWP) Hypochlorite Disinfection Improvements Project, Capital Improvements Project No. 690486-100000, Division of Water Contract No. 2132.
This agreement provides Professional Engineering Services to convert the HCWP disinfection process from the current gas based chlorine system to a liquid sodium hypochlorite disinfection system.
Work performed to date under this contract includes preliminary design services, detailed design, and bidding services to be conducted in the coming weeks.
Contract Modification No. 2 (current) will provide Initial Engineering Services During Construction. Since this is a multi-year project, a future contract modification is anticipated for Final Engineering Services During Construction.
The Community Planning Area for the Hap Cremean Water Plant is “99 - Citywide” since it provides service to several communities.
1.1 Amount of additional funds to be expended: $1,950,000.00
Original Agreement Amount: $ 587,000.00 (PO053678 {replaces PO042581})
Renewal #1: $2,159,645.00 (PO190205)
Modification #2 (current): $1,950,000.00
$4,696,645.00
Modification #3 (future): $1,000,000.00 (estimate)
Total (Orig. + Renewal/Mods.) $5,696,645.00
1.2. Reasons additional goods/services could not be foreseen:
This contract modification was anticipated and explained in original Ordinance No. 2817-2016 and in Renewal #1 Ordinance No. 1754-2019, however the scope of services needed differ, therefore a modification is needed.
1.3. Reason other procurement processes are not used:
The current consultant is familiar with the project and has completed all the preliminary design work and detailed design work to date. Bidding the work to another consultant will delay the project and will result in higher costs due to bringing the new ...
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