1.Repairing of Idler 2 set at Narsamuda Colliery under Sodepur Area.

Amount

Items Description

1.Repairing of Idler 2 set at Narsamuda Colliery under Sodepur Area.

Supply of G.M bush (o/d 35mm, ID 45, Length 50 mm)to be fitted

Supply of seal kit to be fitted on both side of G.M bush (4nos.)

Supply of H.T bolt& nut ½" x 2"

Supply of H.T bolt& nut 3/4” x 2"

Supply of bush plate (M.S) on both sides (o/d 200mm, ID 45mm, thickness 62mm) For enclosing the bush seal kit etc.

Building up by xyron 224 welding rod &machining of cover (C.S) of both side

Building up of idler shaft with 011 welding rod and machining

Building up of idler enclose by welding & machining

2.Repairing of Bucket Body both side door and bush portion square box sprocket place and other at Narsamuda Colliery under Sodepur Area.

Dismantle of bucket door both side by gas cutting inner portion sprocket place cutting and square type box

Requirement of C.I. bush dia 45 x bore 32 x length 8”

Requirement of EN pin dia 30mm x 42"

Requirement of plate 10mm x 2' x 4'

Requirement of bush plate 3"x1 ½"x6"

Requirement of plate 30 x 5 x 5'

Plate 8”x10"x 3/4

Plate bend making square type 8"x10"x3/4"& bore

1 ½" plate cutting & making & bush

10mm plate cutting proper size & grinding

Requirement of welding rod L&T 011

Fitting & welding of both side door bush pin & square box & inner sprocket place and other fitting

3.Repairing of Lift cylinder and 02 No. front idler assembly of SDL machine no. 947 of Narsamuda Colliery under Sodepur Area.

Seamless tube for lift cylinder.

Seal Kit Change.

Dismantling of Lift Cylinder body, Cutting etc.

Reassembling of Complete Lift Cylinder.

Polishing Piston of inner portion.

Changing of bearing GE - 70

M.S. bush plate change as per size

Bearing

Seal Kit to be fitted.

H.T. Bolt and nut ½ x 2.5

H.T. Bolt and nut ¾ x 2.5

Welding electrode L 21

Welding electrode T 12 Esat

Dismantling of idler welding &machining.

Welding & Machining of middle arc.

Building up Idler Shaft.

Fitting & welding of both side door bush pin & square box & inner sprocket place and other fitting

Plate bend making square type 8"x10"x3/4"& bore

1 ½" plate cutting & making & bush

10mm plate cutting proper size & grinding

Requirement of welding rod L&T 011

Fitting & welding of both side door bush pin & square box & inner sprocket place and other fitting

4.Repairing of Recoil Spring 2 set at Narsamuda Colliery under Sodepur Area.

Dismantling Re-coil spring by hydraulic press

Recoil body portion Cl welding, Welding of recoil plate & machining

Requirement of L&T 011

Requirement of EN Shaft & check nut

Fitting of recoil spring by hydraulic press

Overhead profit 10%

Transportation and handling charges both side

Add: CMPF @ 12%

Add: Bonus @ 8.33%

Add: Pension @ 7%

Total impact of GST for the purpose of CTC

B K AND BROS ENTERPRISES (BID ID -1143068)

MOTOPAA SOLUTIONS PRIVATE LIMITED (BID ID -1142564)