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The Christiania standard was 5 ⁄ 8 of the Petersburg standard, making it 103.125 cubic feet. [3] The Swedish standard hundred was 121 boards of 14 feet long, 3 inches thick and 9 inches wide, making 317.625 cubic feet. [5] The Norwegian standard hundred was 120 boards of 12 feet long, 3 inches thick and 9 inches wide, making 270 cubic feet. [5]
In 1961, at a meeting in Scottsdale, Arizona, the Committee on Grade Simplification and Standardization agreed to what is now the current U.S. standard: in part, the dressed size of a 1-inch (nominal) board was fixed at 3 ⁄ 4 inch; while the dressed size of 2 inch (nominal) lumber was reduced from 1 + 5 ⁄ 8 inch to the current 1 + 1 ⁄ 2 inch.
BS 83 Standard of Reference for Dope and Protective Covering for Aircraft; BS 84 Report on Screw Threads (British Standard Fine), and their Tolerances (Superseding parts of Reports Nos. 20 and 33) BS 85 Steel for aircraft for Government purchases in the U.S.A; BS 86 Report on Dimensions of Magnetos for Aircraft Purposes
The product is manufactured as a 12-by-12-inch (300 mm × 300 mm) or 12-by-18-inch (300 mm × 460 mm) billet in a rectangular cross-section, which is then typically sawn and trimmed to smaller cross-sectional sizes.
EN 1995-1-2 deals with the design of timber structures for the accidental situation of fire exposure and is intended to be used in conjunction with EN 1995-1-1 and EN 1991-1-2:2002. EN 1995-1-2 only identifies differences from, or supplements normal temperature design and deals only with passive methods of fire protection.
The detailed requirements of the Building Regulations in England and Wales are scheduled within 18 separate headings, each designated by a letter (Part A to Part S), and covering aspects such as workmanship, adequate materials, structure, waterproofing and weatherisation, fire safety and means of escape, sound isolation, ventilation, safe (potable) water, protection from falling, drainage ...