MTPS I Mill Plant Unit IV Dismantling patch welding and assembling of Mill outlet elbows orifices Transition pieces fabrication of spool piece Multiple port outlets etc during Annual overhaul 2021 22

Amount

Charges for arresting the coal pipe firmly, dismantling victaulic coupling and lowering down the mill outlet elbows to 4.5 m. floor including charges for scaffolding.

Charges for inspection of mill outlet elbows and changing the deflector block if any lifting the elbows and assembling with proper alignment with the existing pipe line and removing coal pipe supports and devolution of scraps to stores.

Labour charges for including drawl of materials from stores and removal of old eroded coal pipe after arresting the coal pipes firmly and providing necessary supports or platform and welding coal pipe pieces in MOE/coal pipes below MOE / MPO & Transition piece devolution of scraps to stores.

Charges for dismantling the Spool pieces, multiple port outlet bodies and transition pipes 4 Nos. each after assembling the coal pipe inspection with center feed pipe structures including transportation of supporting material from stores to site and re-fixing the Spool piece, MPO bodies and transition pieces and assembling to its original position and carrying out necessary related works. and devolution of scraps to stores etc. for a mill.(4A to 4F)

Charges for removal of orifice 1 No. after dismantling the victaulic coupling, inspecting and inverting the same orifice or new orifice and assembling in position.

Cutting the worn out coal pipes of varied length , grinding edges and welding with coal pipe collars in the respective area inclusive of cutting the spare coal pipe of same length and transporting of pipe from stores and devolution of scraps to stores.(Vertical portion)

Cost of MS Welding electrodes

Cutting gas

Scaffolding

3mm non-metallic gasket

Charges for consumables and T & Ps for

R K ENGINEERING CONTRACTOR