PROVIDING & LAYING 250MM DIA. NP3 CLASS R.C.C. PIPE MAIN DRAINAGE LINE & CROSS DRAINAGE LINE OF 150MM DIA. NP2 CLASS FROM MACHINEHOLE TO SIMPLE CHAMBER AND ALSO CONSTRUCTING SIMPLE CHAMBER NEAR HOUSE HOLD ON INTERNAL ROADS OF NEVIL PARK HOUSING SOCIETY, T.P.S NO. 36 (ALTHAN) F.P. NO.28/B, IN SOUTH WEST ZONE (ATHWA).