Home Building Technology, Part XV: The Rebirth of Wood Joe Kannapell, PE Wood was not held in high regard in the truss drafting department where I began working. Our fabricator customers often wanted their trusses designed with “old lumber,” meaning the obsolete size of 1-5/8” x 3-5/8”, even though the 1.5” x 3.5” size had been in... Read More March 2026 Issue #18320 Page 10
Where MSR Expertise Meets Real-World Application MSR Lumber Producers Council Every spring, a few dozen of the most MSR-savvy minds in the industry gather for something refreshingly different from the typical industry conference. No sprawling trade show floor. No overwhelming schedule. No wandering through crowds of people you might never see again. Instead, the annual... Read More March 2026 Issue #18320 Page 106
Lumber Substitutions in Trusses Marvin Strzyzewski, P.E. Chapter 3 of ANSI/TPI 1-2022, the National Design Standard for Metal Plate Connected Wood Trusses, provides the component manufacturer with the Quality Criteria they must follow to ensure the metal plate connected wood trusses (MPCWT) they build meet the design assumptions. Section 3.4.2 Lumber... Read More March 2026 Issue #18320 Page 130
Celebrating a Robust History MSR Lumber Producers Council Almost two years ago, the MSR Lumber Producers Council (MSRLPC) Board of Directors got serious about putting together a comprehensive timeline for the history of the MSR lumber industry. In their experience, it was one of the few topics that, when Googled, came up short on information. Even... Read More November 2025 Issue #17316 Page 117
Repetitive Member Increase (Cr) and Additional Repetitive Increase MiTek Staff A Repetitive Member Increase (Cr) in truss design accounts for the load-sharing and composite action that occurs when multiple members, connected by load-distributing elements, act together as a system. This is an adjustment to allowable stresses of multiple members (like trusses, joists,... Read More September 2025 Issue #17314 Page 126
MSR Workshop: Relax, Connect, Learn MSR Lumber Producers Council The MSR Workshop headed west to Idaho this spring to a resort destination that lived up to its reputation! The annual event hosted by the MSR Lumber Producers Council in late April welcomed 68 attendees, including five guests, to the Coeur d’Alene Resort for three days of networking,... Read More July 2025 Issue #17312 Page 96
MSR Workshop Heads West for Valuable Learning Opportunity at Resort Destination MSR Lumber Producers Council In 1995, the MSR Workshop was born out of one man’s commitment to fulfilling what he saw as a real need to bring together those who produce MSR lumber, those who sell MSR lumber, and those who use MSR lumber, in order to develop a better understanding of each other’s challenges and... Read More March 2025 Issue #17308 Page 132
MSR Workshop: A Place to Gain Understanding & Be Understood MSR Lumber Producers Council “The most basic of all human needs is the need to understand and be understood. The best way to understand people is to listen to them.” – Ralph Nichols, American psychologist and communication theorist, often referred to as the “Father of... Read More July 2024 Issue #16300 Page 74
Why West Fraser is the Most Trussed Name in Lumber Greg Bates As North America’s largest lumber manufacturer, West Fraser supplies the truss market with mechanically graded lumber, dimension lumber, and premium products such as Prime, Select Structural, and HiLine. Founded nearly seven decades ago West Fraser began operations in 1955 when... Read More June 2024 Issue #16299 Page 62
Opportunities Abound at 2024 MSR Workshop in Charlotte MSR Lumber Producers Council Spring is in the air and that means it’s time to register for MSRLPC’s annual MSR Workshop! Join attendees from across North America as they convene on April 17 in beautiful downtown Charlotte, NC, for three days of valuable learning and networking opportunities with an incredible... Read More March 2024 Issue #16296 Page 74