{1) inch in twelve )12). Ladder rungs shall be dapped 8-06. Unless otherwise shown on into side rails. FINISH CARPENTRY: drawings or directed by Engineers, finish carpentry work shall conform to the following standards: a. General Requirements: All work shall be accurately and skilifully worked and set true to line, level and plumb. All work shall be substantially reinforced and secured and shall be properly sanded. b. Opening frames and trim shall be in one piece ec. Outside trim angles shall be mitred, and inside d. Butt end from angle to angle. Rails, moulds, etc., as long length pieces as are available. shall be in angles coped. joints shall be beveled, exposed ends of aprons, rails, etc., returned on themselves and outside arris rounded off. e. Glue joints, where indicated, shall be glued up with waterproof glue and held with clamps until set. f. Fastenings shall be blind where possible and when not shali be set for putty. g@Rough Hardware, including bolts, washers, nails, screws, angles, plates, étc., shall, within the limits of practical availability, be of aluminum or metal processed to resist corrosion. Rough hardware items other than as above specified shall not be used in the permanent installations. Size and type of fastenings and anchors shall be as shown or required for the work. 8-07. PLYWOOD PANELS: a. Plywood panels, of thicknesses noted shall be installed at walls, ceilings and elsewhere as shown. Panels shall be installed in as large sections as possible. butt jointed, and face nailed over bearings. Nailing shal be at 6 inches on centers for outer edges of panels and 12 inches on centers at intermediate bearings. 1/4 inch panels shall be secured with 4d nails, 3/8 inch and 1/2 inch panels with 6d nails and 3/4 inch panels with 8d nail: Nails shall be set for putty in areas scheduled for paint finish. At interior angles and at intersections of walls 8-7