SE/MI/MTPS2/EE/MP/OT65/20-21

Amount

Charges for cutting and removal of heavily eroded mill branch hot PA duct plates (Multilayer) from the parent plate, transporting & devoluting scrap to Central Stores / M.T.P.S – II.

Labour charges for welding eroded initial welding joints in the mill branch hot PA duct plates below 2 meter level including the cost of welding electrodes.

Labour charges for welding eroded initial welding joints in the mill branch hot PA duct plates above 2 meter level including the cost of welding electrodes.

Charges for transporting of 6mm tk. M.S. / Chequered plates from Central Stores/ MTPS – II to mill repair bay, cutting into required size, leading, lifting, positioning on the eroded top portions of the mill branch hot PA duct plates below 1.5 meter level and welding the same including the cost of welding electrodes.

Charges for transporting of 6mm tk. M.S. / Chequered plates from Central Stores/ MTPS – II to mill repair bay, cutting into required size, leading, lifting, positioning on the eroded top portions of the mill branch hot PA duct plates above 1.5 meter side wall portion of the duct and welding the same including the cost of welding electrodes.

Charges for dismantling & reassembling the duct man hole doors with asbestos gland ropes at 2 mtr. height mill branch duct and 9 mtr. height main hot PA duct including the cost of consumables etc…

Supply of 6 mm tk. M.S. plate for mill branch hot PA duct plate patch up welding works.

Charges for removal of insulation over the hot air gate & hot air damper outside frame in coal mills of A to H, this work involves removal of insulated metal Sheet, wool mattress, gas cutting, removal of retainers and casing supports and etc…

Charges for providing insulation over the hot air gate & hot air damper outside frame in coal mills of A to H, this work involves cleaning, welding of Pin & retainers, laying of wool mattress (New /released) sewing the joint of mattress by G.I. wire, screwing the casing support with retainer wounding the G.I binding wire across the retainer including consumables such as Screw, Binding wire, welding electrodes, T&P’s and other consumables etc., and transporting of insulation material from central stores to mill plant.

Charges for transporting of 6mm tk. M.S. / Chequered plates from Central Stores/ MTPS – II to mill repair bay, cutting into required size for side wall portion, round cutting of hot air gate (HAG) lock/Unlock shaft projections & hot air damper (HAD) leaf shaft projections, leading, lifting, positioning on the outer frame of HAG & HAD eroded wall portions in coal mills of A to H above 8.5 meter and welding the same after providing of necessary scaffolding arrangements including the cost of welding electrodes etc...

Charges for providing vertical dummy plate at mill branch hot PA duct which is erected at rear side of HAD works involves, dismantling of insulation, cutting the top portion of hot PA duct of size 200 mm x 1600 mm, cutting, welding the ISA 75 mm x 75 mm x 8 mm tk. M.S. angle of size 1.6 m x 4 sides x 2 rows (Each row behind seating with 10 mm gap) over hot PA duct inner side wall, Fabrication, welding of 200 mm x 1600 mm x 100 mm height projected frame with lid plate (Bolt & nut type and one end hinge type) at top side of dummy plate inserting side, cutting the required dummy plate of size 1600 mm x 1800 mm x 8 mm tk., opening the holes (2 Nos.) for hook inserting for lowering/lifting the dummy plate Including the cost of M.S. angles, M.S. plate, fasteners, welding electrodes & Gland ropes etc… & also fabrication of 300 mm x 300 mm man hole frame with door and welded over the hot PA duct vertical side near HAD etc…

MARSSAL ENTERPRISES