Has Your Guideline Shifted? Glenn Traylor Recently after receiving a phone call from a client, I reflected on our conversation. I was a little caught off guard with the direction the conversation took and felt like I needed to make a few issues clear. And, it has led me to reflect on boundaries and guidelines – why they exist and... Read More February 2023 Issue #15283 Page 35
Setting the Goal of One Thousand Pieces per Hour Edmond Lim, P.Eng. A “Thousand Pieces an Hour” is a golden truss production metric and a lofty goal for many component plants. If one thousand is the magic number, even at 75% efficiency, in a 7-hour shift (7 hours x 1,000 pieces/hour, at 75%) that would be 5,250 pieces with potential to achieve 7,000... Read More February 2023 Issue #15283 Page 48
All Things Wood: Design of Wood Structures—an Introductory Course Frank Woeste Once again, Virginia Tech will be offering its popular two-day course on topics related to wood construction. This year’s course, to be held on April 26–27, will focus on practical code-conforming design of wood structures based on provisions of the 2018 National Design... Read More February 2023 Issue #15283 Page 74
Effects of Ripping Structural Truss Lumber MiTek Staff How does ripping lumber, cutting a board along its length, affect its grade or strength values? Structural lumber is graded or inspected which provides designers, through the National Design Specification® (NDS®) for Wood Construction, the strength/design values for the lumber members.... Read More February 2023 Issue #15283 Page 112
Are You Making Correct Substitutions and Placements When Upsizing Connectors? Glenn Traylor Sometimes it is necessary to deviate from the truss design drawing and use a different connector. This may happen when a specific size connector is not available or when the original connector has been removed. Per ANSI/TPI 1 Section 3.6.3, a metal connector can be substituted if the new... Read More January 2023 Issue #15282 Page 35
Turning Supply Chain Constraints Into Opportunities Edmond Lim, P.Eng. Looking back at my articles in 2022, have you noticed what several have in common? Consider the plants featured in these stories: United Edge Structural Components, “In-Line Truss Production Starts With Lumber Picking” (December) United Truss, “The Most Automated, Most... Read More January 2023 Issue #15282 Page 52
Proof That Even the Largest Wood Truss CMs are Not Immune to Losing Tens of Millions of Dollars with Outdated Reporting Todd Drummond Despite the fantastic profits these past few years, some of the largest wood truss component manufacturers (CM) are losing tens of millions of dollars hidden in plain sight. Talk to any of the executives at these CMs, and they will be able to rattle off the EBITA or other P/L results, yet they... Read More December 2022 Issue #14281 Page 26
Why Do I Need the Software Polygons? Glenn Traylor When completing an in-house inspection, a critical plate inspection is required for each truss inspected. This requirement is from ANSI/TPI 1–2014. Specifically, per section 3.7.1: No less than one critical joint per Truss selected for inspection, on average across all operational... Read More December 2022 Issue #14281 Page 35
In-Line Truss Production Starts With Lumber Picking Edmond Lim, P.Eng. This month, we get a sneak peek at a greenfield truss plant that drank from the same punch bowl as some established truss plants to Feed the Beast! Previous articles have highlighted existing truss plants that have literally banked on Enventek’s proven in-line lean manufacturing system to... Read More December 2022 Issue #14281 Page 54
Building Confidence: Understanding the Technology Behind MSR Lumber MSR Lumber Producers Council In our October article, Because Good Ingredients Matter, we focus on the word quality and the many ways that MSR lumber has become synonymous with high quality structural building components. Having laid the groundwork for why MSR has become so important for optimizing truss designs and an... Read More December 2022 Issue #14281 Page 94