RAILWAY SIDING - TRACK MAINTENANCE WORKS @ BLR TML

Repair Work — Repairs by strengthening of concrete washable apron with special and fast setting AIECREET-INJ/Similar type of approved brand having rapid hardening properties with maximum gain size up or 2mm. The material should attain compressive strength 200 kg/sq cm in four hour and 300 kg/sq cm in 24 hours and 450 kg/sq cm in 28 days with flowable consistency suitable for water logged areas will be carried out by direct displacement reciprocative pump including drilling of 22 to 33mm nominal dia hole by rotary cum percussion drilling and fixing nipples.

Grouting — Grouting below the sleeper with AIECREET THIXO/similar type of approved brand shrinkage compensating Chloride free fast setting and high early strength gaining materials having following properties and minimum comprehensive strength of 200 to 220/kg/sq cm in four hour and 300 kg/sq cm in 24 hour and 450 kg/sq cm in 28 days with flowable consistency suitable for water logged areas will be carried out by breaking of Concrete around up to a distance of 250mm from the site of the work and cleaning below the sleepers by air/water jet.

Surface Finishing — Surface finishing in between sleeper with AIECREET-RIG/ similar type of approved brand material for rapid hardening high early strength gaining and non shrink chloride free. The concrete will be with stone aggragade of 15mm to 12mm down I.S sieve and course sand with maximum compressive strength of 170 kg/sq cm to 200 kg/sq cm in 4 hour, 300 kg/sq cm in 24 hours and 400kg/sq cm in 28 days. The work will be carried out including, base preparation, cleaning of all loose materials by hand pressure compressed air.

Renewal of Sleeper Exg — "Renewal of sleeper exg sleeper duly breaking concrete around the sleeper to a depth of 220mm from the CC apron duly unfastening, lifting/removing the rail as required at Site or by leading the sleepers, which is already available at site including refixing the rail and fitting/fastening etc."

Supply of PSC 60 Kg Sleeper RT 1775-BENGALURU TERMINAL — Supply of PSC 60 Kg Sleeper RT 2496

Supply and Fixing of Liner, — Supply and Fixing of Liner, Rubber Pad and ERC

ERC Greasing — ERC Greasing

Transportation of Sleeper — "Transportation of Sleeper from Sleeper Factory to IOCL/DKN Siding.After Completion of the job same has to be vetted by the railways dept and the fitness certificate is to be obtained"