Explanation
1. BACKGROUND
This ordinance authorizes the Director of Public Utilities to enter into a professional services contract modification with HDR Engineering, Inc. for the Kreiger Court Stormwater Improvements, CIP 611037-100000, in an amount up to $61,432.44.
The Krieger Court basin was originally designed and constructed in 1972 and 1974 respectively. At the time of the design, the basin’s tributary area was approximately 65 acres. Over time, the tributary area has increased to approximately 145 acres. The scope of work for this Project is to evaluate existing reports and confirm existing storm sewer and basin conditions through field investigations and survey. Design recommendations shall be made to mitigate upstream drainage issues, improve the functionality of the basin, and convey basin discharge following requirements stated in the City’s Stormwater Drainage Manual.
The consultant completed the following detailed scope items: Review Existing Information; perform field investigations, surveys, site visits, and research necessary to prepare any required site plans, H&H analysis, construction plans, preliminary design report and easements; televised and cleaned necessary storm sewers; provided a hydrologic and hydraulic analysis; prepared a draft and final preliminary design report; completed all field survey; prepared all temporary/permanent easements; completed a geotechnical investigation; drafted construction drawings and specifications through final signature stage.
Under this modification, the consultant shall provide bid documents and assistance during the bid phase, prepare any outstanding FAA permits, provide engineering services during construction, and prepare record drawings.
The Community Planning Area is 52 - Westland
1.1 Amount of additional funds to be expended: $61,432.44
Original Contract Amount: $646,821.68 (ORD 1774-2019; PO189362)
Mod #1 Amount: $ ...
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