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6 <br /> 23. Work Change Directive 027 — Reroute electrical duct bank and construct a 4' x 30' rock <br /> retaining wall. ($8,183.78/ 0 Days) <br /> 24. Work Change Directive 028 — Revise electrical duck bank detail 1/GE-702. ($0.00/0 Days) <br /> 25. Work Change Directive 029— Remove two 4" conduits and install two 6" conduits between <br /> PMH-5 and PMH-6. ($1,035.14/0 Days) <br /> 26. Work Change Directive 030— Provide Wonderware P/N TPCA-12A-2EMXU graphical <br /> operator interface devices. ($15,641 .04/0 Days) <br /> 27. Work Change Directive 031 — Revise electrical duct bank duct sizes. ($70,326.80/0 Days) <br /> 28. Work Change Directive 032— Revise Backwash Pump Station NE footing and foundation wall. <br /> ($2,372.27/0 Days) <br /> 29. Work Change Directive 034— Clearwell No. 2 column H-1 revisions. ($0.00/0 Days) <br /> 30. Work Change Directive 035 —Clearwell No. 2 influent box east weir. ($2,893.33/0 Days) <br /> 31. Work Change Directive 036—Provide RSLogix5000 software upgrade. ($4,676.06/0 Days) <br /> 32. Work Change Directive 037 —Relocate sample pumps in the Backwash Pump Station. (- <br /> $1,006.00/0 Days) <br /> 33. Work Change Directive 038 —Move existing conduit on the Backwash Pump Station north <br /> wall. ($1,129.19/0 Days) <br /> 34. Work Change Directive 039 —Move louvered vent in the RWPS MCC Building. ($0.00/0 <br /> Days) <br /> 35. Work Change Directive 040 —Revise Backwash Pump Station hatch. ($3,755.97/0 Days) <br /> 36. Work Change Directive 041 —Revise vent details 6 & 6A on drawing 8S-501. ($0.00/0 Days) <br /> 37. Work Change Directive 042 — Support Clearwell Control Structure baffle walls. ($14,648.51/0 <br /> Days) <br /> 38. Work Change Directive 044— Reimburse the City for specified services that were not provided. <br /> (-$1,000.00/0 Days) <br /> 39. Work Change Directive 045 —Excavate 48-inch butterfly valve V-15 on the east side of the <br /> existing Finish Water Pump Station so the City can maker repairs. ($27,635.63/0 Days) <br /> 40. Work Change Directive 047--Provide Fluoridation Electrical power from new Backwash <br /> Pump Station MCC. ($13,833.59/0 Days) <br /> 41. Work Change Directive 048 —Revise washdown station connection detail. ($691.72/0 Days) <br /> 42. Work Change Directive 049— Seal Clearwell No. 2 interior face of wall construction joints. <br /> ($9,149.09/0 Days) <br /> 43. Work Change Directive 050 — 84-inch differing site conditions—existing 84-inch TW pipe was <br /> 2.5' deeper which greatly increased the amount of ground water and on site leakage that needed <br /> to be pumped. The existing TW line was cradled in concrete to spring line that had to be <br /> removed to allow connecting the new TW pipe. ($17,127.68/5 Days) <br /> Page4of6 <br /> .0 <br />