lumber grade การใช้

• The Canadian Lumber Standards Accreditation Board ( CLSAB ) monitors the quality of Canada's lumber grading and identification system.
• The National Lumber Grades Authority ( NLGA ) is responsible for writing, interpreting and maintaining Canadian lumber grading rules and standards.
• The National Lumber Grades Authority ( NLGA ) is responsible for writing, interpreting and maintaining Canadian lumber grading rules and standards.
• From 1898 to 1932, the NHLA based its lumber grades on the number and size of visual imperfections in a given piece of lumber.
• As the creators of North America's commonly used lumber grading system, the NHLA has involved itself heavily in the education and certification of lumber inspectors.
• In addition, the Japanese government last week agreed to recognize all U . S . lumber grading standards, a move Calhoon said will remove a major barrier to the state's exports.
• Taylor has worked maintaining track and roadbed for the Canadian National Railway, on farms, in the oil and gas fields in Alberta, and in sawmills and forestry work in BC . From 1987 until 2009, Taylor was involved in lumber grading and lumber quality control in Smithers, BC . In 2000 Taylor won the BC Interior Lumber Grading Championship.
• Taylor has worked maintaining track and roadbed for the Canadian National Railway, on farms, in the oil and gas fields in Alberta, and in sawmills and forestry work in BC . From 1987 until 2009, Taylor was involved in lumber grading and lumber quality control in Smithers, BC . In 2000 Taylor won the BC Interior Lumber Grading Championship.