Explanation
1. BACKGROUND:
A. Need. This legislation authorizes the Director of Public Utilities to enter into a construction contract with the Kenmore Construction Company, Inc in connection with the CSO Regulator Sluice Gate Modifications Project; to authorize the appropriation, transfer, and expenditure of $2,148,200.00 from the Ohio EPA Water Pollution Control Loan Fund (WPCLF) for the Division of Sewerage and Drainage.
This is a Wet Weather Management Plan project that will address the combined sewer overflow reduction requirements of the Combined Sewer Overflow Consent Order and OEPA approved Combined Sewer Long Term Control Plan - Interim (2010) Plan Update, dated March 7, 2008.
This project will address restrictions in the existing combined sewer system in preparation of the OSIS Augmentation and Relief Sewer (OARS) and reduces the SSO's from DSR-83. This project is being performed as part of the City's OEPA approved Combined Sewer Long Term Control Plan - Interim (2010) Plan Update, dated March 7, 2008. The existing sluice gates at 15 CSO regulators (Hudson, Doe, Frambes, Indianola, King, Third, First, Henry, Chestnut, Spring, Long, Broad, Liberty, Whittier, and Moler) will be removed and the orifices at 4 regulators (Broad, Long, Chestnut and Henry) will be enlarged in order to increase flow to the wastewater treatment plants. In addition, the weir at DSR-83 will be raised approximately 2.84 ft., the sludge manhole at the Whittier Street Storm Tanks will be raised 2.75 ft. and backflow prevention will be installed at manholes 0002S0072 and 0002S0073 in order to reduce overflows at DSR-83 and increase the in-line storage upstream of DSR-83.
Work must be completed within 365 days of the Notice to Proceed.
B. Procurement Information: The Division advertised for competitive bid proposals on the City of Columbus's Vendor Services website and in the City Bulletin in accordance with the provisions of Section 329.14 of Columbus City Codes...
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