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COUNCIL COMMUNICATION FORM <br /> PURCHASING& INTERNAL SERVICES MEMORANDUM <br /> #03 - 19 <br /> May 19, 2003 <br /> TO: Honorable Mayor Osborne and City Council <br /> FROM: Steve Garm City Manager <br /> Beth Coute , nancial Management Director <br /> Deborah M. P rry,Purchasing Supervisor� <br /> _' <br /> SUBJECT: Addendum to barge for check valve <br /> SUMMARY RECOMMENDATION: Staff recommends authorizing an addendum to include <br />' one (1) new 16" class 150 cast steel bolted cap swing check valve, complete with outside weight <br /> and lever, slam retarders and assisting springs. <br /> BACKGROUND: City council previously approved the purchase of a cutterhead dredge, booster <br /> pumps and barge on June 24, 2002 from Dredging Supply Company. <br /> The check valve was inadvertently omitted from the specifications when the project was bid last <br /> year. The valve will prevent the sediment slurry in the pipeline from flowing downhill from the <br /> sediment storage facility to the booster pump station over a distance of approximately 3/ mile. <br /> The valve in turn will block the sediment slurry so the booster pump can be serviced when <br /> needed. <br /> POTENTIAL OBJECTION: None. <br /> INPUT FROM OTHER SOURCES: Lake Management staff requested the addition of the <br /> valve. <br /> STAFF REFERENCE: Keith Alexander, Director of Water Management, 424-2863. Keith <br /> Alexander will be at the city council meeting to answer any questions the council may have about <br /> this purchase. <br /> BUDGET: $4400.00 from Water Management Capital Project fund. <br />