supply of manufacture and supply of inspection gauges , manufacture and supply of inspection gauges as per rdso drg no.t-4989 (part) for 1 in 8.5 c ms crossing b.g. for 60 kg .to drg. no. rdso/t- 4967 for use in depot. one set consists of : (a) bottom widt h gauge (at sleeper location) gauge no.1, (b) flange way clearance gauge no. 2, (c) flange way clearan ce (at throat) gauge no. 3, (d) flange way clearance (41mm) gauge no.4, (e) nose depression gauge no. 5, (f) nose thickness gauge no.6, (g) end slope gauge no.7, (h) wing rail gauge(outside) gauge no.13, (i) wing rail gauge(at nose) gauge no.14. [ warranty period: 12 months after the date of delivery ] ] , manufacturing and supply of complete set of inspection gauges as per rdso drg no. t9002 , alt-2 for 6400 mm curved switch with 60e1a1 thick web tongue rails for 1 in 8.5 turnout b.g.(1673 mm) f or 60e1 rail on psc sleepers to drg.no. t-6280. the list of gauges as per rdso is enclosed as annexure-ii. [ warranty period: 12 months after the date of delivery ] ] , manufacturing and supply of complete set of inspection gauges as per rdso drg no. t-621 3, alt-03 for for 6400 mm o.r. fan shaped switch (curved) b.g. (1673 mm) for 60 e1 rail on psc sleepers to drawing no. t-4966. the list of gauges as per rdso is enclosed as annexure-i. [ warranty period: 12 mo nths after the date of delivery ] ]