NCTPS I Operation Circle CA CWPH Time bound works for Attending to leaks and puncture Breakdown works by welding in the wornout pipes and valves area and painting the corroded pipe lines and general house keeping of pump and butterfly valve area

Amount

S.S. welding of one full circle joint in 20 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 25 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 50 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 80 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 100 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 150 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 200 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

S.S. welding of one full circle joint in 250 NB SS pipe, including cost of welding electrodes, consumables and T&P hire charges.

Welding for one full circle MS pipe welding joint including joint including cost of welding electrodes, consumables and T&P hire charges25 NB.

Welding for one full circle MS pipe welding joint including joint including cost of welding electrodes, consumables and T&P hire charges 50 NB

Welding for one full circle MS pipe welding joint including joint including cost of welding electrodes, consumables and T&P hire charges 100 NB.

Welding for one full circle MS pipe welding joint including joint including cost of welding electrodes, consumables and T&P hire charges 125 NB.

Welding for one full circle MS pipe welding joint including joint including cost of welding electrodes, consumables and T&P hire charges 150 NB.

One running metre of MS patch welding on deteriorated components and accessories of CWPH including welding electrodes, gas, consumables and T&P

Cleaning, removing of rust in the corroded pipe lines in CWPH area with one coat of protective coating of self priming Epoxy primer (DFT100+10%microns) and two coats of Epoxy HB coal tar paint (DFT 125+10% microns per coat) (Total 350+10% microns) using different shades after thorough scrapping with emery sheet with manual labour and as per the direction and satisfaction of the Engineer in charge, the rate including the cost of scaffolding, T&P Labour, lead, lift, etc., complete

Dismantling of BFV electrically operated actuator and Complete servicing of actuator assembly replacing worn - out spares and reassembling the actuator assembly properly and Inspection of Open / Close operation, setting of torque & limit switches and commissioning for BFVs in Unit I, II & III during breakdown / overhauling period including cost of consumables and hire charges for T&Ps

Removal of debris & sludge from inner / outer lubricating water tank, by isolating suction valves and disconnecting drain pipes, thorough cleaning of tank inner surfaces, collecting & disposal of debris, cleaning of filters

Chipping & removal of the damaged concreates for lube water inner & outer tank tapping pipes

Providing and placing RCC 1:1 ½:3 using 20MM HSG metal including cost of all materials, lead, lift labour, LWF, vibrating charges and mixing charges excluding the cost of reinforcement etc. complete.

NERINA ENGINEERING WORKS