Public Health Engineering Department Tender

Labour charges for making Coffer Dam/ Ring Bundhs with earth filled EC bags including stitching along with transportation and placement at required locations in water including all leads and lifts complete excluding the cost of EC bag but including the cost of sutli

Labour charges for making Coffer Dam/ Ring Bundhs with earth filled EC bags including stitching along with transportation and placement at required locations in water including all leads and lifts complete excluding the cost of EC bag but including the cost of sutli 8.2.1 Empty Cement (Polythene) Bags

8.2 Labour charges for making Coffer Dam/ Ring Bundhs with earth filled EC bags including stitching along with transportation and placement at required locations in water including all leads and lifts complete excluding the cost of EC bag but including the cost of sutli 8.2.2 LDPE film 250 Micron

8.5 Suply of PVC flexible hose pipe (Suction/Delivery) for water supply and Drainage system :- 100mm dia

7.21 Providing, Laying and spreading of HDPE geomembrane confirming to IS specifications, on sub grade including jointing and cost of jointing material. 7.21.1 HDPE 500 Micron

Un-skilled Mazdoor (Coolie,Beldar,Chowkidar) for making Katcha water course,syphon instalation,patrolling & filling sand bags for temporary headup of water in canal/distry/Minor

Brick masonry with F.P.S. bricks of class designation 75 in foundation and plinth with bricks Cement mortar 1 : 6 (1 cement : 6 coarse sand)

Plaster on new surface on wall in cement sand mortar 1:4 including racking of joints etc. complete fine finish : 12 mm thick

12.2 Storage Tank Silt clearance from Sedimentation cum storage tank with all lift and lead up to 50 Mtr. Silt to be disposed outside the Headworks boundaries. Disposed silt to be levelled and neatly dressed including stacking of useful material if any available during excavation for all kind of soil. Silt clearance is to be carried out by means of mechanical system i.e. Tractor craw/Trolley or any other mechanical system. No extra payment shall be done for lift . This work also involves dressing of bottom which is to be done manually and there shall be no damage to lining and LDPE film of tank. Work is to be done as per direction of Engineer In Charge and technical specifications. NOTE :- For additional lead, beyond 50M, every additional lead will be paid as per PWD BSR. But for lead of 500M, 1 km. and onward; initial rate of 50M will be deducted from concern rates of above said leads

SINGLE FLAT BRICK LINING WITH 250 MICRON LDPE FILM:- Preparing surface levelled & dressed to proper slope & laying over it on sand properly rammed and watered in 2 Layers of 5 cm each. Providing and laying 250 micron LDPE film as per ISS:2506-1984 including overlapping on the finished surface of compacted sand. Over LDPE film 15 mm thick cement sand mortar 1:3 shall be provided and laid which shall be cured properly. Over the base mortar single layer Ist class brick lining in cement sand mortar 1:3 shall be provided with joints not more than 8 mm wide and curing shall be done for 14 days. This also includes providing weedicides & anti-termite treatment, complete work as per technical specifications.

4.23 Silt clearance of drains, channels and canals with lift 1.5 Mtr and lead up to 50 Mtr.