Provision of miscellaneous signal and telecommunication facilities for operational monitoring, communication and safety over izatnagar division

Construction of sarkhej-dholera semi high-speed double railway line, including spur lines to lothal nmhc and dholera airport terminal; comprising civil works, which includes formation & viaduct, bridges, station buildings, & associated works; track system (ballasted & blt), overhead traction system including electrical general services; signalling & telecommunication system, operating control centre, integration of all systems complete in all respect including testing & com

Design, supply, erection, testing & commissioning of 132kv/2x25kv traction sub stations (scott connected transformer) with associated switching posts for 2 x 25 kv at feeding system & scada in jaipur - sawaimadhopur section of jaipur division of north western railway.

Design, supply, erection, testing & commissioning of 2x25 kv, 50 hz, traction over-head equipment, traction substations, switching stations, scada, general electrical services works along with ohe works in 5 nos of tunnels (total length:7.5 kms), civil engineering works and other associated works between section digras (excl.) - nanded (excl.) 128 rkm /146 tkm of nagpur division in central railway, maharashtra, india

Rfp for construction of embankment, cutting, minor bridges, service buildings, p.way works and associated railway electrification and signal and telecom works between new jalpaiguri (including) to chatterhat (including) (between ch ch 0.4600 km to 22.070 km) and tin mile hat (including) to aluabari (including) (between ch ch 38.400 km to 57.730 km) in connection with 3rd and 4th railway lines between new jalpaiguri - aluabari.

Design, supply, erection, testing & commissioning of 2x25kv, 50hz single phase a.c. traction overhead equipment with 65 sq.mm catenary and 107/150 sq.mm contact wire, lt supply transformer stations including modifications to the existing ohe in view of proposed doubling between alamapur road -dupadu section with associated yard modifications on mahabubnagar-dhone section & modification of 1x25 kv sp at kotla to suit double line in hyderabad division of southcentral railway

Rechargeable led based tri-colour torch(light cum hand signal lamp) for railway as per rdso spec. no. rdso/spn/195/2019 ver. 3.0. heavy-duty build with charger & additional spare li-ion battery (battery life 14hrs on continuous discharge) , white led (3w or higher) & minimum 6 nos led each for red and green aspects. silicon/membrane or similar switch(es) to ensure ip-54, not requiring continuous press for operation.

Survey/route plan/design/drawings of 132 kv eht lines from grid sub station to traction substations, survey/design/ drawing of eht line crossings infringing proposed railway track & associated ohe works, wiring diagram, general power supply diagram, sectioning diagram and pegging plans related to ohe work, tss/sp/ssp location plans surveys and ohe/psi design & drawing of section for new line/ doubling projects ( nke-rxl-smi & mfp-smi, mansi-khagaria,goldenganj-katihar etc.) over

Various telecom works in connection with (i) augmentation of existing sse signal store depot at bhusawal (bsl) & manmad (mmr) office and construction of new sse office & store depot at jalgaon(jl) on bsl division. (ii) provision of railnet connectivity at roh depot bhusawal. (iii) provision of telecom facilities at admin building acl/bsl.(iv) provision of internet connectivity at store shed/acl/bsl (v) development of infrastructure and other needs of railway school

Signal and telecommunication (s and t) maintenance works of inplant at railway yard and associated facilities for a period of 06 months at hurl sindri