R2012-157 AUTHORIZING SPENDING AUTHORITY OF CITY MANAGER FOR CONTRACTS WITH GREAT LAKES DREDGE & DOCK COMPANY

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CONTRACT the temporary pumps and pipe. The cost incurred shall be used to determine if the entire or reduced amount of the lump sum contract work item shall be paid. SECTION 33. Phase B—Pump Installation This work shall be included in the contract unit price per lump sum for Mobilization and Phase B—Pump Installation, as marked in Exhibit A. The work includes providing and installing minimum DR 13.5 as shown on the project plans. All PE pipe shall conform to the current versions of the Standard Specifications for Road and Bridge Construction and the Standard Specifications for Water and Sewer Construction in Illinois. The pipe shall be placed on the surface of the ground and appropriately anchored to limit movement. All joints shall be properly welded in accordance with manufacturer specifications. The entire pipe line shall be properly pigged, flushed, and pressure tested prior to acceptance. The pumping system shall be designed to deliver 7000 gpm to the City's raw water pump station. All power requirements shall be the responsibly of the Contractor. The power system shall be required to have installed a"hospital grade" muffler. The system shall be designed with a floating intake and have the ability to fluctuate with the lake elevation a minimum of 40 feet. All pumping equipment shall meet ANSI/NSF Standards are required in Section 2.21 of the Recommends Standards for Water Works. If work is stopped by the City due to the recovery (filling) of Lake Decatur, the Contractor shall provide to the City the actual costs incurred during the mobilization and/or setup of the temporary pumps and pipe. The cost incurred shall be used to determine if the entire or reduced amount of the lump sum contract work item shall be paid. SECTION 34. De-Mobilization And Pipe Removal This work shall be included in the contract unit price per lump sum for De-Mobilization, as marked in Exhibit A. De-mobilization will consist of the necessary work required to remove all temporary pipe,temporary pumping equipment, staging areas, restore all roadside vegetation to original condition, and other work performed or costs incurred to complete the project. SECTION 35. Pump Operation This work shall be included in the contract unit price per Day for Pump Operation, as marked in Exhibit A. The pumping operation shall be continuous at a rate of 7,000 gpm. All power/fuel requirements is the responsibility of the Contractor. The Contractor shall man the pumping site 24 hrs per day during the pumping operation. Stand by pumps shall be available to be delivered to the site within 36 hours if failure occurs in the prime pumping system. The pumping system shall have a run timer and pressure gauge so totalized flow can be estimated. If failure occurs in pumping equipment cost per day shall be prorated for amount of time actually pumped. 11