Explanation
BACKGROUND: This legislation authorizes the Director of Public Utilities to enter into a contract modification (Mod #1) for the Artane/Parkwood Blueprint Linden Project with Hazen & Sawyer. The scope of work for this proposed phase of the project is to refine the recommendations included in the Preliminary Design Report previously developed as part of the initial phase of work, and provide detailed design services to produce fully independent construction documents for the green infrastructure (GI) technologies and other related work items necessary to achieve the project goals of: mitigating DSR (Designed Sewer Relief) activations, water-in-basement occurrences (WIBs), and street/yard flooding, as well as provide storm water detention and treatment via the re-purposing of Columbus Land Redevelopment Office (Land Bank), abandoned, and vacant parcels for the implementation of Green Infrastructure (GI). The specific work activities of this scope include development of detailed construction drawings and bidding documents, meetings with stakeholders, submission of permits, and providing responses to all contractor inquires during the bidding process.
PROJECT MODIFICATION:
Amount of additional funds to be expended: $1,008,209.87 (Total Expenditure)
Original Contract (EL016133) $1,299,972.06
Modification # 1 $1,008,209.87
Total $2,308,181.93
Future Modification #2 $250,000.00
Reasons additional goods/services could not be foreseen:
This is a planned contract modification.
Reason other procurement processes are not used:
This is a planned modification. Re-bid of the project will likely result in a higher project costs as much of the project history would be lost and required to be rediscovered by another consultant.
How cost of modification was determined:
The cost of Mod #1 was determined by negotiations between Hazen & Sawyer and DOSD.
PROJECT TIMELINE: Original contr...
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