Are there any specific requirements for the training and certification of individuals involved in MSR lumber grading?

The amount of lumber graded by machine stress rating (MSR) has continued to increase since the development of the technology in the early 1960s. Jul 28, 2015 ... *Machine Stress-Rated (MSR) lumber – This lumber is run through a machine that tests the strength of each board using either a mechanical ... Product Overview. These 2 x 4 MSR 2100 boards are made of Spruce-Pine-Fir (SPF). Spruce-Pine-Fir (SPF) is ideal for its high fiber strength and workability, ... Machine Grading. Framer Series is unique in that they use a machine-stress-rated (MSR) and machine-elevated lumber (MEL). These processes ... Sep 10, 2012 ... SFPA does not test lumber or establish design values. Accordingly ... SP Machine Stress Rated (MSR). Table 1 Floor Joists – 30 psf live ... Feb 15, 2017 ... MSR lumber shall meet the visual requirements as set forth in this Standard and the current edition of the NLGA. Standard Grading Rules. • MSR Lumber. Provide onsite MSR yield studies using our Metriguard Model 340 E-Computer to evaluate wood fiber for potential MSR yield. Provide onsite ... Studs; MSR Lumber; OSB; Plywood. North Star's inventory is not limited to this list. Please utilize our product ... A system of grades was developed called “machine stress rated lumber” or MSR. The lumber is sorted into the appropriate MSR grade by the machine. Because ... Our MSR (machine stress-rated) dimension lumber offers guaranteed strength and superior straightness, making it ideal for highly demanding engineering ...