Repairing of 24 Nos. Rail Segments by fabrication/ making and fixing of Top Wear Plates/Pads for 24/96 Balram Dragline working at Nigahi Project.

Amount

Scope of Work: (1) Removal of broken dowels- 11 nos. (2) Making of new dowels from EN-9 steel material- 11 nos. (size of Dowel - dia- 40mm, Length- 65mm). of EN-9 . Appx. Wt. 2 Kg @ 1 dowel ( 11 Nos. x 2Kg.) (b) Machining of dowel (3) Fixing of new dowels by means of Hyd. Press at required position of rail segment(4) Supply and fixing of 06 Nos. HT bolts ( size 16mm x 75mm) with locking plate washer @ 6 nos. bolt /rail (5) Fabrication/ making and fixing of Top Wear plate on rail segments for 24 nos. Rail Segment repair work (6) Welding of dowels by using 680CGS welding electrodes.

Removal of broken dowels from 24 nos. Rail Segments -

Charges/cost for removal of 264 nos. Broken Dowels from 24 nos. Rail Segment. 11 numbers broken dowels from each Rail Segments. Total 24 nos. Rail Segment work.

Making/fabrication of new dowels ( size: 40mm dia, Length -65mm) from EN-9 stell bar ( 11 nos. For each rail segment). Total for 24 Nos. Rail Segment. Total numbers of Dowel to be fabricated is 264.

Cost of material for making 264 nos. Dowels, size of dowel- 40 mm diaX65 mm L for 24 nos. Rail Segment from EN-9 Steel bar. 11 nos. Dowels for each Rail segment.

Charges/ cost for machining for making each Dowel (size of Dowel 40mm dia X65mm l). Total nos of dowels is 264 for 24 nos. rail segments.

Charges for fixing 264 nos. new dowel by means of Hydraulic Pressing at required places on Rail Segment. Total nos of dowels is 264 for 24 nos. rail segments

Cost / Charges for supply and fixing of 144 nos.HT bolts ( size 16mm dia x 75mm L) with locking plate washer for 24 nos. Rail Segments.. 6 nos HT Bolts for each rail segemnt. (for Total 24 Nos. rail segment i.e. 144 nos. HT Bolts)

Fabrication/making and fixing of Top Wear plate of 24 nos. Rail Segments -

Cost of material for making/fabrication of Top Wear Plates from EN-31 steel plates of size 2000 mm Length X 400 mm Width X 40mm thick; as per profile for each Rail segments . Approx weight of each Top Wear plate is 251 kg. Total numbers of Top Wear plate to be fabricated is 24 numbers for 24 nos. Rail segments repair work.

Cost/ Charges for Special fixture for profile cutting for 24 Nos. Top Wear plates of Rail Segments

Cost/charges for 264 nos. holes making by radial drill machine, 11 nos holes size - 40 mm diax65mm L for dowel fixing for each rail segement ( Total 24 Nos. Rail Segment). Total nos. of holes of 40 mm dias making for 24 nos. Rail segment is 264 nos.

Charges/cost for drilling and tapping of 144 nos. New holes of Size 16 mm dia. 06 nos. new holes ( Size M-16) for each top Wear plate of rail segement for fitting HT bolts ( Total 24 Nos. Rail Segment)

Charges/cost for machining of top wear plates for proper leveled surface for fixing of rail segments. Total 24 nos. Top Wear plate to be machined for proper level for 24 mos. Rail Segment.

Cost of Welding Electrode Xuper 680 CGS - 02 kg for each rail segment welding work. Total 24 nos. Rail segment welding work.

Labour charges for fixing of fabricated Top Wear Plates on rail segemnts of 24/96 Balram Dragline including contractor profit etc. (labour consisting of Skilled Fitter, Skilled Welder and Semi skilled Helper manpower) for 24 Nos. Rail Segments. (Total 24 nos. Rail Segment Job)

Hire charges for welding machine 02 Nos. with all accessories for all the above mentioneed job for 24 nos. Top wear plate fixing for 24 nos.rail segment

Hire charges for grinder machine with all accessories for all t;he above mentioneed job for 24 Nos. Top wear plates fixing work for 24 nos. Rail segement repair work rail segment

Hire charges for Hydrauli jack 200T for all the above mentioneed job for 24 Nos. rail segment

Total impact of GST for the purpose of CTC