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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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National Concrete Masonry Association.

Canadian Council of Independent Laboratories. Canadian Acts and Regulations. International Municipal Signal Association.

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.

Ontario Statutes, Regulations, etc. The text uses terminology that nlga grading rules not commonly used in the UK market, however to maintain the accuracy of the information gradinng nlga grading rules not made any changes.


American Wood Protection Association. Full Length Bundling F. American Society of Safety Engineers. Traffic Engineering Council Committee. Graxing Cable Engineers Association. The exposed face shall be all heartwood with many pieces being absolutely clear. Otherwise mixed grain M. National Fire Protection Association. National Institute of Standards and Technology.

Standard Grading Rules for Canadian Lumber

The thick edge may contain light torn or raised grain. Muncipal Engineers Association of Ontario.

American Iron and Steel Institute. Pieces of Panelling, Drop Siding and Ceiling run to pattern may be partially surfaced or hollow or scratched back. Western Red Cedar Bevel Siding is produced by resawing kiln dried surfaced lumber on a bevel to produce nlga grading rules pieces nlga grading rules on one edge than the other and is most commonly used as exterior siding, giving a horizontal shadow line effect.

American Society of Civil Engineers. National Electrical Manufacturers Association. Characteristics and limiting provisions are: Many pieces have a fine appearance on one side, the reverse side showing larger or more numerous characteristics.

Lengths are random with percentages as specified by the shipper. International Concrete Repair Institute. Material supplied with this finish shall in all ways adhere to the grades, sizes and patterns as specified, except that it shall be graded from the textured face.


International Nlga grading rules for Standardization.

Publication Updates – National Lumber Grades Authority (NLGA)

Factory Primed Bevel Ruules Factory primed products shall nlga grading rules identified with a stamp or label by the producer. The characteristics of the grade are the same as for one-piece stock. The thick edge permits minor characteristics that do not detract from the appearance of the piece in use. This grade may include stock too thin to dress in standard sizes.

Ready Mixed Concrete Association of Ontario. Western Red Cedar Finish is customarily shipped kiln dried and surfaced four sides.