supply of supply & fitment of observation end wall , supply & fitment of observation end wall. item no. 1 ? work includes supply & fi tment of (a) laminated safety window glass of size 2 x 3 x 6 mm confirming to is specification: 2553(pt-1)-2018 (amnd-1/2022) or latest (ref. drg. no. icf/sk-5-4-153, alt-b), (b) in stallation with fixing rubber profile to icf drg. no. icf/vnr-5-4-202, alt-h/2 or latest comple te in all respects) qty 2 nos item no. 2 work includes supply & fitment of (a) laminated safet y window glass of size 4 x 3 x 6 mm confirming to is specification: 2553(pt-1)-2018 (amnd-1/20 22) or latest (ref. drg. no. icf/sk-5-4-153, alt-b), qty-1 no. (b) installation with fixing rubber profile to icf drg. no. icf/vnr-5-4-202, alt-h/2 or latest complete in all respects. qty 1 nos [ warranty period: 30 months after the date of delivery ] ] , supply, cutting and fitment of metallic frame for fixing outer side window glas s, including necessary alteration, cutting and welding of coach body. 1.)supply cutting fit ment fixing outside supply, cutting and fitment of smoke window glass of size 835mm x 530 mm x 6 mm as per item no-1 of icf drg. no. wtac3-5-4302, alt-m/3 or latest. installation with fixing rubber profile to icf drg. no. icf/vnr5-4-202, alt-h/2 or latest complete in all respects . quantity,18 nos 2) supply, cutting and fitment of smoke window glass of size 579mm x 530m m x 6 mm as per item no-3 of icf drg. no. wtac3-5-4-302, alt-m/3 or latest. installation with fi xing rubber profile to icf drg. no. icf/vnr5-4-202, alt-h/2 or latest complete in all respects.- quantity - 4 nos [ warranty period: 30 months after the date of delivery ] ]