Overhauling of 5000 GPH Iron Removal Plant including replacement of unserviceable parts at HQ 5 Sect AR Chieswema

Amount

SCHEDULE ‘A’ PART-I (Overhauling of 5000 GPH Iron Removal Plant including replacement of unserviceable parts)

M & L for disconnecting of 5000 GPH, MS Vessel babricated IRP incl taking out all unserviceable Catalytic Oxidizing media, PVC strainers Cleaning the surfaces of IRP and all accesses with emery paper preparing the surfaces and painting with two coats of synthetic enamel paint over a coat of red oxide primer on outer surfaces and two coat of black bituminous paint over a coat of red oxide primer on outer surfaces and two coat of black bituminous paint (food grade) on inner surfaces of IRP of capacity 5000 GPH all as specified and directed.

Supply and fill with Barakar sand of 16/32,10/20 mm size and gravel of size 1",3/4',1/2',3/8",1/4",1/8".

Supply and replacement of rubber gasket joints for all packing required places of IRP unit including nut-bolts.

Supply and replacement of plastic damaged strainer (push type) of approved quality and size.

Supply and replacement of existing MNO2/Anthracite from oxidation chamber with new MNO2 Anthracite lumps to be used as oxidizing agent - 10 Cft

Supply and replacement of water pressure gauge duly calibrated of existing size complete with bush.

Supply and installation of Electronic Dosing Pump (6 LPH) with 50 ltr tank complete.

Supply and replacement of existing 80 mm dia diaphargm valves and unserviceable parts deposited to Dept Engr Store. (Make : Tata, Jindal, Hindustan)

BG engineering works

M/S MAITRA ENTERPRISE