execution of various activities for production of psc turn out sleeper bg 60 kg (uic) in new shed including preparation of stress benches, casting, curing, testing, linking, delinking, leading to loading point and loading into bfrs/trucks etc. as per details given in schedule of works in tender at concrete sleeper plant, northern railway, khalispur-varanasi (qty:-80000 meter of turn-out sleepers)..