The following information in reproduced exactly as it is printed in the book “NLGA (National Lumber Grades Authority) Standard Grading Rules for Canadian. lumber grading rules. The NLGA rule is approved and enforced by the Canadian Lumber. Standards Accreditation Board (CLSAB) and by the American Lumber. 1 Jan The NLGA Interpretations incorporate the National Grading Rule entirety. For other than the NGR portions of the NLGA Rules, NLGA.
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Society for Protective Coatings. Muncipal Engineers Association of Ontario. The exposed face shall be all heartwood with many pieces being absolutely clear. This portion of the thin edge may contain characteristics that will be covered when laid and will provide a suitable backing. National Council Highway Research Program.
End-glued, edge-glued or a combination of end and edge-glued Bevel Siding is intended to be interchangeable in use value with one-piece stock of a comparable grade. Except for siding intended for rough side use, bevel siding is graded on the surfaced side with characteristics and limiting provisions enumerated in the grades applying to the exposed width.
Organisation for Economic Co-operation and Development. Goods and Services Identification Number. American Society of Civil Engineers. United Kingdom Highways Agency. Underwriters’ Laboratories of Canada. Ontario Statutes, Regulations, etc. Pieces are graded from the resawn side. National Concrete Masonry Association. Code of Federal Regulations.
NLGA Grading Rules
Lengths are random with percentages as specified by the shipper. Full Length Bundling F. British Board of Agrement. The thick edge may contain light torn or raised grain.
The thick edge permits minor characteristics that do not detract from the appearance of the piece gradnig use. California Department of Transportation. Hamilton Hydro-Electric System Specifications.
NLGA Standard Grading Rules For Canadian Lumber – Atlantic WoodWORKS!
Some pieces may contain: Florida Concrete and Products Association. Strategic Highway Research Program. American Iron and Steel Institute. Ministere des transports du Quebec MTQ. Western Red Cedar Bevel Siding is produced by resawing kiln dried ryles lumber on a bevel to produce two pieces thicker on one edge than the other and is most commonly used as exterior siding, giving a horizontal shadow line effect.
National Institute of Standards and Technology. National Fire Protection Association. Canadian Acts and Regulations.
Infraguide of Best Practices. American Society of Mechanical Engineers. Institute of Transportation Engineers.
Ready Mixed Concrete Association of Ontario. International Slurry Surfacing Association. End-glued, edge-glued or a combination of end and edge-glued Finish, Panelling, Ceiling and Drop Siding is intended to be interchangeable in use value with one-piece stock of the comparable grade. All pieces in the bundle conform to the corresponding length of the bundle. Insulating Cable Engineers Association. Characteristics and limiting provisions are: Canadian General Standards Board.
American Society for Testing and Materials.
NLGA Grading Rules
Factory Primed Bevel Siding Factory primed products shall be identified with a stamp or label by the producer. Deutsches Institut fur Normung e. Many pieces have a fine appearance on one side, the reverse side showing larger or more numerous characteristics.
National Asphalt Pavement Association. Geosynthetic Institute Test Methods and Standards.