Contractor shall install alarms of High & Low signal alarms to transfer to existing PLC in existing phosphoric acid plant control room and new local control room at farm. For all sumps.• Install continues level measurement for all new tanks, maturation and settler. With signal and measuring transferred to existing PLC in phosphoric acid plant control room and new local control room at farm.• Bus bar of (6.6 KV) is available at the existing substation. One HV cable to be laid from existing substation to the new step down transformer which will step down to (400V) in LV switchgear. There should be (3 to 4) breaker as stand by.• Sludge removal by automated timer control valves shall be provided to all new storage tanks.• A connecting walkway among new tanks farm to be provided.• Ground floor gutter in between both sumps to cover by safety reinforced plastic grid.• Works to executed in accordance to ministry of public works & housing technical specifications for civil work.