Manufacture & Supply Of Trestle For Lhb Coaches As Per Drawing No W.R/Ml 352/C Manufactured By Msc Class Heavy Duty Erw Pipe Confirms To Is: 1239 04 Part 1,2 32 Mm Thick Ms Plate Proposed For Top Plate Confirms To Is 2062 11,3 For Rib And Base Plate Ms Plate 10 Mm Thick Proposed And Confirms To Is 2062 11,4 Solid Wooden Block Size 390*390 Mm(drawing Attached). Painted Structure Of Trestle Body And Two Additional (1with Trestle & 2 Extra Total 3 Wooden Blocks To Be Provided With Each Trestle)