“operation, maintenance and repairs of 174 mld water treatment plants located at vav head works and intake tower with rising main (excluding raw and clear water pumping machinary) for 24 months and operation, maintenance and repairs distribution network proper supply of potable water to 145 villages/131 hemlets and visnagar/ vadnagar/ kheralu city under kheralu/vadnagar/ visnagar groups for 12 months under dharoi regional water supply scheme. dist.:-mehsana/patan.”