Tender For zonal contract for grouting of green line from salt lake sector-v (svsa) to howrah maidan (hwmm) covering km (-)0.310 to km 15.657 including central park depot and ancillary buildings in the green line corridor of metro railway, kolkata.
Tender For supply of 10-watt 2g7 led lamp (aluminium body) as per icf specification no. icf/elec/960 rev.-00 cs -03 (nominal input voltage 110v dc) along with holding cap. nb: one set consist of 01 number led lamp and 01 number holding cap. [ warranty period: 30 months after the date of delivery ]]
Tender For supply of motor sync belt gear for mr-400 series rakes of kolkata metro as per beijing bode transportation equipment co. ltd. part no. c392 1086 301. [ warranty period: 30 months after the date of delivery ] ]
Tender For zonal contract for maintenance and upkeep of track and track bed both up and dn lines (green line) of metro railway, kolkata from salt lake sector-v to howrah maidan including cpd yard upto june 2028.
Tender For supply of dissolved acetylene gas for industrial use as per is: 308/88. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]
Tender For zonal contract for arresting of seepage on track bed, treatment of expansion/construction joints of rts box/ elevated structures/ stations/ ventilation shaft, box walls, floors, mezzanine & ceilings by grouting with cement admixed with non-shrinkable water proofing compound and with cementicious grout on both up & dn track including pit lines and ballastless track from kdsw (incl.) to central (incl.) including noapara car depot of blue line and from knap (incl.) to kjhd (incl.) including yard lines at kjhd of yellow line of metro railway, kolkata.
Tender For zonal contract for maintenance and upkeep of track and track bed both up and dn lines from km (-)0/2 to km 6/15 between knap pf no.3 & 4 (incl.) to kjhd (incl.) including yard lines & reversal lines at kjhd station of metro railway, kolkata.
Tender For design, manufacture, supply, erection, testing & commissioning of float-cum-boost dual battery charger suitable for charging 150/250 ah, 220 v plante lead acid battery, 155 ah nickel cadmium battery and 144 ah lithium iron phosphate battery set as per enclosed specification no. rdso/pe/spec/ac/0008 (rev 2) along with metro railway kolkata's addendum to this rdso specification [ warranty period: 60months after the date of delivery ] ]