interlocking of lc gates 4 nos in waltair division. (1) ng-39 at km. 42/7-8 bet nwp-gnpr(2) ml 460 at 812/2-4 bet nml -vzm of wat division. (3) rv-321 at km 430/13-14 betdnv-kmx and (4) vm-15 at nad siding near wat-myd of wat division. (with provision of(1) double distant signal (2) approach warning (3) dead approach locking).bidding type normal tender .
