Ie services during o and m period for 4 laning of berhampore farakka section of nh-12 (old nh-34) from km 191.700 to km 292.300 in the state of west bengal on dbfot toll basis under nhdp phase-iii

Shifting, di, extension of pipeline arrangement for lower kusmunda-1 (lk-1) and lower kusmunda-2 (lk-2) quarry sumps by laying and jointing of pipeline for dewatering purposes along with making of bends of sizes 12/10/8/6/4 inches at dep.

Annual rate contract for servicing, refilling, hydrostatic testing etc. of fire extinguishers installed at l-1, l-2, l-3, l-3e and 4, l-5, l-6, l-9 and ael elevated and underground metro stations including depot and staff quarters.