for Fabrication of 765/400 polymer string insulator Hanging stand

Fabrication of angle iron covered sheded stand (2 Nos.) suitable for safe storage 210/120 KN polymer insulator string (2X156 Nos.) by following fabrication process. (All GI angle iron will be provided by department. Rest all materials, men and T&P will be arranged by contractor at his own cost)

Sorting of desired galvanised angle iron piece from open store scrap, then shifting to fabrication site & shifting back unused scrap to store

Fabrication of following size angle iron piece by cutting, straightening & welding if required to attain desired length, welding of 2X156 Nos. (approx) clits for string hanging purpose.

Legs 04 nos of length 4mtr by angle iron size not below than L 90X 90X10 mm

Bracing 21 nos of length 3 Mtr by angle iron not below than size L 65X65X10 mm

Clits (For string hanger) 26 × 13=338 nos of length 6" size L 50X50X6 or 45X45X6 mm

05 Nos. angle size 50X50X6 length 3 mtr and 03 Nos. angles of size 50X50X6 length 1 feet, 3 nos. angle of size 50X50X6 length 6'' for top cemented sheet shed arrangement.

Assembling Angle iron frame in size 3X 3X 4 Mtr with above fabricated angles by welding along with 08 nos corner support both sides .

Grouting of assembled angle iron fram stand by concreting it’s 04 legs below ground 1 feet depth in size 30X30X30 cm then pcc floor of size 3.5X 3.5 mtrX 8cm in 1:4:8 ratio.

Welding of 13 nos X 3 mtr bracing with string hangers, bottom bracing size 3X3 Mtr including all skilled labour, T&P and necessary arrangements.

Fabrication of shed made of Asbestos cemented sheet size 3.5X3.5 mtr on top of above string stand by welding 3 nos. angle of length 1 feet on one side and 3 nos. angle of length 6" on another side of frame and 5 nos. 3 mtr long runner for cement sheet support, proper binding of cemented sheet with frame by galvanised J hook.

M B S ENGINEER AND CONTRACTOR

M/S ABDHESH CONSTRUCTION