Ca no. ge af no.1/gur-16/2026-27 repair to concealed gi pipe lines of officer quarter, repair to seepage from sunken slab alongwith kitchen sunken portion and other associated works in certain qtrs of sekhon vihar area at af stn palam under ge (af)

Drilling of 3 no. of 28 inches dia bore holes with casing of 24 inches dia ms black pipes for a depth of 180 mtrs from surface to no. 6 seam 680rl (abandoned galleries of srp-1 incline) for dewatering works at srp-1 incline, srp area as per the scope of work, terms and conditions mentioned in this nit

Drilling of boreholes 5 nos. of size 12.25 inch dia with 8 inch dia ms casing including lowering of 100mm/150mm gi pipes in the boreholes at gdk-11 incline, rg.1 area.

Procurement of gi and ms pipe bends for use at gdk-1 and 3 incline and gdk-2 and 2a incline, rg.1 area

Drilling of 24inch dia boreholes 2 nos. including 20inch dia ms casing and lowering of ms pipes from surface to underground for sand stowing purpose at gdk-11 incline,rg.1 area

Drilling of 3 nos. of 16 inches dia bore holes with casing of 12 inches dia ms black pipes for depth of 270 mtrs each from surface to underground in rk-7 incline, srp area for pump deliveries as per the scope of work, terms and conditions of nit

M and r and other miscellaneous works to gdk 1 incline at rg-i area, gdk

Procurement of ms black hex nut 22 mm for use at gdk-11 incline, rg-i area

Procurement of brass valves and brass csk screws for gdk 1 and 3 incline gdk-11 incline and gdk - 2 and 2a incline rg-i area

Procurement of v-belts for mv fans at gdk.22a incline and gdk.13 incline, rg-i area