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EXHIBIT A <br /> ITEM DESCRIPTIONS <br /> Indian River County, Florida <br /> South County Water Treatment Plant Wellfield Rehabilitation, Phase II <br /> CDM Project No . 6706-38392-151 <br /> Change Order No . 1 <br /> Item No . <br /> 1 Description: Chase and Lead Threads on Well No . 3 Column Pipe <br /> Purpose : Well No . 3 column pipe utilized to extend Well Nos . 1 and 2 while <br /> new Well No . 3 is under construction. Threads on existing <br /> column were found to be galled and needed repair . <br /> Cost: $1 ,500 . 00 <br /> Time . 9 days <br /> 2 Description: Upgrade Mechanical Seals/ Discharge Heads <br /> Purpose : Seals and discharge heads modified/ upgraded to be compatible <br /> with existing discharge head and conditions . <br /> Cost: $2,305 . 60 <br /> Time . 15 days <br /> 3 Description: Extend 24-inch steel surface casing <br /> Purpose : Extension required to meet clay formation. Additional 66 feet of <br /> casing was required to be set. <br /> Cost: $9,644 .38 <br /> Time : 3 days <br /> 4 Description: Extend 16-inch PVC Production Casing <br /> Purpose: Extension to improve well production. The casing was set to a <br /> final depth of 396 ft. , 11 ft. deeper than originally estimated . <br /> Cost: $1 ,317.58 <br /> Time . 3 days <br /> ATTACHMENT B A-1 mh1600 .doc <br />