Procurement of narrow gauge sall wood sleeper for railway track isi marked any value grades class 1 shape of cross section rectangular length 5 feet width 6 inch thickness 4 inch acceptable tolerance cross section plus 5 percent minus 2 5 percent and length plus 5 percent minus 2 5 percent species of wood sall timber adequately seasoned rectangular sall wood material should be suitable for railway line mounting and should be as per indian railway specification, meter gauge sal wood planks for wagon isi marked any value grades class 1 shape of cross section rectangular length 18 feet width 12 inch thickness 2 inch acceptable tolerance cross section plus 5 percent minus 2 5 percent and length plus 5 percent minus 2 5 percent species of wood sall timber adequately seasoned rectangular sall wood , meter gauge sal wood planks for wagon isi marked any value grades class 1 shape of cross section rectangular length 18 feet width 3 inch thickness 2 inch acceptable tolerance cross section plus 5 percent minus 2 5 percent and length plus 5 percent minus 2 5 percent species of wood sall timber adequately seasoned rectangular sall wood and other related items