100280579 procurement of curve switch 52 kg rail at ntpc unchahar.

Machine crushed stone ballast of size: 65-60 mm for 52 kg rail track system as per latest rdso stand,machine crushed stone ballast of size: 65-60 mm for 60 kg rail track system as per latest rdso stand

Composite grooved rubber sole plate(cgrsp) for 60 kg. uic rail with 6.2 mm thickness drg: (rdso) rdso/t-6618 spec: (rdso) t- 55-2025 revision-01

Price agreement for manufacture and supply of hvn-66 insulating liner for use with psc sleeper to drawing no. rt-2496 suitable to 60 kg (uic) / 60e1/ 52 kg rails drg: (rdso) rt 3706-3708 spec: (rdso) irs specification t-44, 2025, third revision

Supply of sensitivity setting rail block for sej (stock) (test piece) (for 52 kg)

Running contract for manufacture and supply of hvn-66 insulating liner for use on sharp curve with 60kg (uic) rail rdso drg : rt-8699

Procurement of combination fish plate 52/60 kg to rdso drg no696 to 699 as per specification irst1 2012 with latest amendements

Price agreement for manufacture and supply of 1 in 12 tws turnout for 25t axle load : 1 in 12 weldable cast manganese steel crossing (b.g., 60 e1 rail) with r260 grade rail to drawing no. rdso/t-9792 excluding erc, liner, ncrgrsp, check rail & check rail fittings. (drawing and item details as mentioned in set documents are applicable) drg: (rdso) rdso/t-9792, alt.02 spec: (rdso) irs/t-10-2025, (rdso) irs:t-29 (revised -2024) set doc: set documents for rt-9792

Price agreement for manufacture and supply of 1 in 8.5 tws turnout for 25t axle load : 1 in 8.5 weldable cast manganese steel crossing (b.g., 60 e1 rail) with r260 grade rail to drawing no. rdso/t-9843 excluding erc, liner, ncrgrsp, check rail & check rail fittings. (drawing and item details as mentioned in set documents are applicable) drg: (rdso) rdso/t-9843, alt.02 spec: (rdso) irs/t-10-2025, (rdso) irs:t-29 (revised -2024) set doc: set documents for rt-9843

Procurement of skv welding portion for 52 kg 90 uts rail & prefabricated 3 pieces mould.