Repairing after dismantling of old iron bridge channel angle plate etc. and repairing of ring gear box housing (02 Nos)and motorized gear box (02 Nos)and its fitting in thickener no. 1 in the Fine Coal Section at Kathara Washery

Amount

A)Dismantling and cutting of old and damaged iron and steel materials Rigger (3 head x 2 shift x 6 days)

Cutter (1 head x 2 shift x 6 days)

Fitter (1 head x 2 shift x 6 days)

Helper (3 head x 2 shift x 6 days)

Supervisor (1 head x 2 shift x 6 days)

Tools & Tackles

Contractor Profit

Oxygen Gas

D A Gas

B)Shifting and making, fitting and welding of channel angle plate etc. Rigger (3 head x 2 shift x 7 days)

Welder (1 head x 2 shift x 7 days)

Fitter (1 head x 2 shift x 7 days)

Helper (3 head x 2 shift x 7 days)

Supervisor (1 head x 2 shift x 7 days)

Tools & Tackles

Contractor Profit

Oxygen Gas

D A Gas

Electrodes

C) Repairing of ring gear box housing 02 nos. of Thickener no. 1 Complete dismantling of ring gear and housing of radial thickener

Making holes in housing.

Making of thread in holes

Repairing of damaged teeth by filling it with suitable machinable electrode the making it true size by grinding and finishing work.

Replacement of damaged fasteners packing.

Welding and machining of bearing seating portion of worn shaft

Assembling of ring gear and housing of radial thickener

D) Repairing of motorized gear box of thickener no. I Dismantling the gear box unit assembly

Welding loose bearing seat of pinion shalt, machining it and finishing as per the size of bearing

Welding loose oil seal seat with stainless steel electrodes, machining and finishing.

Boring over size the bearing seat of gear box fitting sieve and finishing as per bearing size

Re-assembling of motorized gear box assembly after repair

Total impact of GST for the purpose of CTC

AASHIQUE ANSARI (BID ID -1200591)