. Railroad structures and estimates . suit conditions. The averagewidth is 20 ft. and the length may be 20 ft., 30 ft., or 40 ft., ormore. Where conditions are favorable, concrete foundationsare built, but generally wood sill or wood posts are used, andthe balance of the building is of frame construction. The floorjoists are 2 X 12 at 16-in. centers, covered with J roughboards and finished with second quality maple or other hard-wood. The walls are of 2 X 6 studs at 24 in. centers, doublesheathed on the outside and lined inside for a height of 5 roof timbers are also 2 X 6 at 24 in. cen
. Railroad structures and estimates . suit conditions. The averagewidth is 20 ft. and the length may be 20 ft., 30 ft., or 40 ft., ormore. Where conditions are favorable, concrete foundationsare built, but generally wood sill or wood posts are used, andthe balance of the building is of frame construction. The floorjoists are 2 X 12 at 16-in. centers, covered with J roughboards and finished with second quality maple or other hard-wood. The walls are of 2 X 6 studs at 24 in. centers, doublesheathed on the outside and lined inside for a height of 5 roof timbers are also 2 X 6 at 24 in. centers, coveredwith T. & G. boards and either shingled or finished in slate orready roofing. The cost of this class of building is approximately, for thevarious sizes, as follows: Concretefoundation. Wood foundation. 20 X 30 without platform $120016002000 $950 20 X 40 without platform 1250 20 X 50 without platform 1600 The platform may be estimated at 30 cents per square foot. 372 SMALL FREIGHT SHED. Galv. Iron Ridge& Hip Roll. FRONT ELEVATIONTRACK SIDE < 8-0- - Studs 2 X 6 -24 to 8 Ox 80Sliding Door To be lined 5ohigh with1 Hemlock or Short LeafYellow Pine 8 Ox 8VSliding Door^ ! J T -15-0- T -30-0- Platform PLAN Top of Rafter
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