tender for (1) swing door frame with panel (lh) complete (duly welded) for bcna/bcnahs wagon tordso drg. no. wd-90030-s-66 alt. 10, item-1 comprising of item no. 4 to 9. matl. & specn. as per drg. (2)swing door frame with panel (rh) complete (duly welded) for bcna/bcnahs wagon to rdso drg. no. wd-90030-s-66 alt. 10, item-2 comprising of item no. 4, 10 to 13. matl. & specn. as per drg. (3) flap door framewith panel complete (duly welded) for bcna/bcnahs wagon to rdso drg. no. wd-90030-s-66 alt. 10, item-3comprising of item no. 13 to 16 matl. & specn. as per drg.