How can homeowners ensure that MSR lumber was used in the construction of their homes?

Machine Stress Rated Lumber (MSR) is specially graded SPF or southern pine lumber that has been mechanically evaluated by a machine to determine it's strength ... MSR (machine-stress rated) lumber starts with the finest fiber, guaranteeing strength and stiffness, with consistent dimensional stability. assortment of wood products available, all on one shipment. DIMENSION LUMBER, STUDS, MSR LUMBER, ENGINEERED WOOD PRODUCTS, OSB, AND PLYWOOD PANELS. Page 2 ... Studs; MSR Lumber; OSB; Plywood. North Star's inventory is not limited to this list. Please utilize our product ... MSR/MEL lumber is the obvious choice. Its versatility makes it ideally suited for multiple applications within the same structure. MSR 1650 is also graded for appearance and has a #1 face. MSR 1650 is lumber graded for both fiber quality and appearance. It is stronger than #2&btr, and ... Oct 30, 2014 ... And using the current span tables, a simple SPF #2 2x8 will span farther for a given distance than the 2x6 2400 msr lumber the truss mfg was ... ... MSR Lumber Studs (92-5/8, 96, 104-5/8, 116-5/8, 120) OSB Plywood Sheathing/Sturdifloor Plywood Sanded Fire Retardant Lumber & Plywood Concrete Forming HDO ... Dec 4, 2024 ... ... lumber would make a machine stress-rated (MSR). lumber grade of 1450f, but with no established market such production is not recommended. If ... 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 ...