supply of manufacturing and supply of inspection gauges , inspection gauge drg. no. rdso/t- 9002 (alt. no. 2 or latest if any) for 6400 mm curved swit ch with 60e1a1 thick-web tongue rails for 1 in 8.5 60 kg turnout b.g. (1673mm) for 60e1 on psc sleepers. [ warranty period: 30 months after the date of delivery ] ] , inspection gauge rdso/t- 9003 (alt. no. 3 or latest if any) for 10125 mm curved switch with 60e1a1 thick web tongue rails for 1 in 12 60 kg turnout b.g. (1673 mm) for 60e1 rail on psc sleepers. (for rdso drg. no. t-6155) [ warranty period: 30 months after the date of delivery ] ] , inspection gauge drawing no. rdso/t-6215 (alt. no. 5 or latest if any) for 10125 mm o.r. fa n shaped 1 in 12 60 kg switch (curved) rdso drg. no. t-4219 b.g. (1673 mm) for 60e1 rail on psc sleeper s. [ warranty period: 30 months after the date of delivery ] ] , manufacturing and supply of inspection gauges for 6400 mm o.r. fan shaped switch (curved ) bg for 60 kg on pscsleeper to drg. no. rdso/t-4966 as per rdso drawing rdso t- 6213 along with testi ng and calibration by any government approved lab or by any nabl accredited labs. the single kit consist of 4 number of different gauges as per annexure-i in po (sr. no. 01) including carry box. [ warranty perio d: 30 months after the date of delivery ] ]