WBPHED/EE/JD/e-NIT- 02/2026-27

Cost of strainer including fitting, fixing, in hole with proper tightness all complete

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With other than hi-gloss of approved quality- (iv) Two coats (with any shade except white) (Anticorrosive paint in inside wall for filter & Oxidation Chamber & dish of vessel 2 coats)

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (Primer to outside vessel and all Exposed Pipeline)

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With other than hi-gloss of approved quality- (iv) Two coats (with any shade except white)

Media for IEP chamber:

Anthrasite (Coat & Sand) of size 1mm to 4 mm Depth 300 mm @ 1100 kg/cum

Filtet sand (16/32) of Depth = 450 mm @ 1500 kg/cum

Gravel size i)20mm to 12mm 100mm depth ii)12mm to 6mm 100 mm depth iii) 6mm to 3mm 100 mm depth Weight of Gravel 2250 kg/cum

Media for Oxidation Chamber MNO2 granule

Labour for placement of media into vessel (as per analysis)