Maintenance to the sewer line sewage manholes underground sewage line connecting to the manholes and leading to the collection well for a period of six months from the date of commencement at Athipattu camp

Amount

Cleaning man holes, inspection chambers sewer lines in the residential area including removal of blockage and disposing the sludge away from the site once in month as and when required as directed by the Engineer at site including cost of all materials, T& P safety appliances and consumables all lead, lift, labour charges, etc., complete.

Cleaning the sewage sludge in the collection well of dia 3.70 m and depth 2 m including removal of silt, slush and sewage sludge, removing from the well and transporting to the suitable area at a lead of 2 KM away from the site, disposing in excavated pits and closing the same to avoid fouls smell and spreading diseases the rate including cost of all labour, lead, lift, oil, soap, bucket, rope, waste clothes, water hose, transporting charges, safety tools and tackles, bleaching powder, hoe, shavels, etc., as directed by the Engineer at site. (Previous sanctioned estimate data serial no.2)

C Maria Cross