Procurement of black granular anthracite, sand media, gravels and granular activated carbon at 2 x 660 mw, stage-ii, sstpp, dongalia

Replacement of sand and gravels of filter bed no.1, 2, 3 and 4 etc. at korambhi water works (kww) at ofba.

Procurement of sand media, gravels, pebbles and anthracite along with work for top up of filter media in sand and activated carbon filter at stp 500, 900 kld shivariya colony, avgf and dm plant at 2x600 mw, stage i, sstpp, mppgcl, dongalia.

Addition and alteration to the exixting structure removing of old filter sand washing bed and gravels and refilling new sand at wtp 31.5 mld capacity devgaon filter plant at achalpur m c

Special repair of filter bed no 01 and 02 for changing of filter media open the channel and taken out sand, gravels from channel replacing damaged lateral pipe (pressure pipe) and recasting rcc cover over channel of chas filter

Special repair of filter bed no 03 and 04 for changing of filter media open the channel and taken out sand, gravels from channel replacing damaged lateral pipe (pressure pipe) and recasting rcc cover over channel of chas filter plant under r m to s

Providing and fixing heavy duty inter locking concrete grey paving blocks of 60mm thickness of having a strength of 300 kilogram sq.cm.of approved quality and shape on a bed of crushed sand of 25to30mm thick including skirting joints and