NNT 2024 - 2025 Pipeline Ettimadai TP Coimbatore District

Earth work excavation &depositing on bank with inial lead of 10m and lift 2m in all classes of soil ifor the pipe line trench ncluding cost and conveyance of all materials and Labour charges ete, complete

Supply and delivey of 75 MM PVC pipe 6 Kg/cm2 ISI As per standard specification including all charges etc,complete conforming to IS 4985/2000

Supply and delivey of 65 MM GI PIPE ISI As per standard specification including all charges etc,complete conforming to IS 4985/2000

Laying and joining of 75 mm,63 mm outer diameter 6kg / cm2 I.S.I.make PVC and GI pipes with Proper gradient including cost and conveyance Complete complying with standard specifications and as directed by the departmental Engineers.

Laying and joining of 65 mm diameter I.S.I.make GI pipes with Proper gradient including cost and conveyance Complete complying with standard specifications and as directed by the departmental Engineers.

Refilling the Excavated earth including well Consolidation including cost and conveyance complete complying with standard specifications and as directed by the departmental Engineers.

Excavating of driving pit and receiving pit of size 3.00m (length) x 3.50m (breadth), upto 5m depth in all soil strata including shoring and strutting using 6mm tk MS Plate of size 3.50m x 3.50m usable for 20 operations and providing 16mm thickness MS plate of size 3.00m x 3.50m with 100mm x100mm x 12mm angles of 4m length for holding the MS plates for Thrust arrangements to receive the impacts during pushing operation of encasing pipe. Lowering the following size of MS encasing pipe by using Contractor’s crane and machineries and jointing MS pipes by welding, across the National Highways/State Highways/ Railways/Canal crossing etc and driving the horizontal bore by pushing / jacking method (trenchless technology method) using contractor’s machineries such as cranes, jacks, jacking materials, generator, welding machineries, compressor, jack hammer and other equipments etc. without interfering and causing any hindrance to the movement of traffic or any other vehicles, without any disturbances to the railway/road/canal formation etc. including bailing / pumping of water where ever necessary without affecting any installation like water supply pipeline/telephone cable, electric cables etc. passing nearby area and scooping the earth inside the pipes and pit and depositing the surplus earth in a convenient place and leveling the site after completion of entire work as directed by TWAD Engineers. The rate includes the cost of driving pit, thrust bed/wall and receiving pit to the depth of om to 2m excluding the cost of MS pipes.

Towards road cutting charges for National highways road NH boundary from Km 177/234 to Km 177/884 on RHS through 76"2mm dia PVC water pipeline & across at Km 177 609 using 15il.4mm dia MS casing pipe on NH-544 (Salem - Cochin section) as per NHAI letter ROC NO-NHAr / DGM(T)&PD/ pt U-CBE/NH-5 44 t 7074,f mu dated-01.04.2024