Fabrication and assembling of pontoon set required for pump no-7 at Jarlahi sump under Muraidih AMP Colliery, Barora Area.

Fabrication of 02 Nos Big Pontoon and 04 Nos small balancer

Cutting of M.S.angle 65mm x 65mm x 8mm for Big pontoon 4.80 Mtr x 20 nos =96 Mtr 4.80 Mtr x 10 nos =48 Mtr 1.00 Mtr x 20 Nos =20 Mtr Total = 164 Mtr @ 7.70kg/mtr= 1.263kg x 2Nos= 2.526 M.T

Cutting of M.S angle 65mmx65mmx8mm for small balancer 04Nos. 2.70Mtr x 10 Nos= 27.0 Mtr 1.80Mtr x 06 Nos= 10.8 Mtr 1.00 Mtr x 10 Nos=10.00Mtr Total = 47.80 [email protected] Kg/mtr = 0.368 kg x 5nos=1.84M.T.

Cutting of M.S Sheet 4.80mtr x 2.50sq.mtr = 12 sq.mtr 12sq.mtr x 24.75per sq.mtr = 0.297MT

Cutting of M.S.Channel 150mm x 75mm x 75mm 25mtr x 04 nos = 100mtr 15mtr x 08 nos = 120mtr Total [email protected]/ per mtr = 3.608MT

Cutting of old damaged MS drum for fabrication of pontoon

Fabrication of 02 Nos Big Pontoon and 04 Nos small balancer

Making hole size 5/8” for locking arrangement for pontoon

Providing of 5/8"size 3", 2" and 4" long nut bolt and washer

Transporting old drums from R/store to site

Cleaning and painting drums

Installation of pontoon 02Nos. Big pontoon and 04Nos.small balancer

Skilled

Semi Skilled

Fabrication of small balancer 2.50mtrx1.80mxH-2ft

Welding of cutting piece roof bolting rod for fabrication of small balancer size= 2.50 Mtr long =25Nos., size= 1.80 Mtr long =10Nos. size= 2.00 feetlong =14Nos. welding rod 3PKTx400.00 = Rs.1200.00 welder 02Nos.x Rs.788.00= Rs.1576.00 Helper 04Nos.x Rs.671.00= Rs.2684.00 Total= Rs.5460.00

Fabrication of small balancer size= 2.50 Mtrx 1.80 Mtr welding rod 3Packx400.00 = Rs.1200.00 welder 03daysx Rs.788.00 = Rs.2364.00 Helper 03daysx 2NoxRs.671.00 = Rs.4026.00 Total= Rs.7630.00

Total impact of GST for the purpose of CTC

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