What is the Best Way to Handle Defects Under the Plated Area? Glenn Traylor Everyone who uses lumber in trusses understands that defects in lumber can impact truss performance in different ways. Some defects are not important but others will affect truss performance and can even cause truss failure. [For all photos, See PDF or View in Full Issue.] In the first photo,... Read More March 2024 Issue #16296 Page 35
Can Eased Edge Lumber Usage Impact Truss Design? Glenn Traylor Originally intended as an improvement in lumber manufacturing, most dimensional lumber used for framing has a radius corner created during the planing process. The rounded corner radius is intended to make the lumber easier to handle and can improve the lumber’s performance because sharp... Read More February 2024 Issue #16295 Page 33
How Should We Select a 3rd Party Quality Assurance Program? Glenn Traylor As a new year begins, now is the time to ask: do I need a 3rd party auditor? If you don’t have one, then you need to take a hard look at your business. As companies in other industries have learned too, using a third party to conduct all audits throughout an organization (or supplementing... Read More January 2024 Issue #16294 Page 33
Floor Truss Splicing MiTek Staff A splice is the point where two chord members are joined together by a metal connector plate to form a single member. It can occur at a panel point or between panel points depending on the specific design of the truss and the preferences of the truss manufacturer. While the program checks all... Read More January 2024 Issue #16294 Page 94
Do Your Floor Truss Chord Splices Meet Your Design Requirements? Glenn Traylor It seems like a simple thing—connect lumber together with connectors creating a top or bottom chord for your floor trusses that exceed your lumber length inventory. It’s one of the simplest applications of metal connector plates. But, while the task seems obvious, there are several... Read More December 2023 Issue #15293 Page 31
Should We Follow Lasers Blindly? Glenn Traylor When GPS systems first became available for personal cars, we started hearing stories about folks turning left onto a railroad track or following a cow trail through the valley to a dead end. In 2012, three Japanese tourists in Australia drove into the Pacific Ocean after their GPS told them to.... Read More November 2023 Issue #15292 Page 33
How Do I Maintain Lumber Grade Qualifications When I Cut Off the Grade Stamp? Glenn Traylor The past twenty years have brought many changes to the Metal Plate Connected Wood Truss Industry. These changes require manufacturing to change too, as the entire process continues to evolve and mature. Here is one situation where changes in manufacturing are necessary. Not too long ago,... Read More October 2023 Issue #15291 Page 35
Wood Member-To-Wood Member Gaps MiTek Staff MiTek engineers are often asked what maximum gaps are allowed for wood member-to-wood member in metal-plate-connected wood trusses. Gaps between wood members are addressed in Chapter 3 Quality Criteria for the Manufacture of Metal-Plate-Connected Wood Trusses of the ANSI/TPI 1-2014 (National... Read More October 2023 Issue #15291 Page 113
How Can We Understand Quality? Glenn Traylor How can we understand quality? September brings your chance to find out! At BCMC in Columbus last year, our Timber Products Inspection booth gave all attendees the chance to test their skills and acumen for Quality Assurance. This year at BCMC in Indianapolis, we’re holding the competition... Read More September 2023 Issue #15290 Page 33
“Person Loading” of Chords Without Structural Wood Sheathing Frank Woeste The National Design Standard for Metal Plate Connected Wood Truss Construction, ANSI/TPI 1-2022 has been updated to require a design load check that accounts for a Person Loading of a roof truss chord without structural wood sheathing. As discussed in the ANSI/TPI 1 Commentary, this loading... Read More September 2023 Issue #15290 Page 94