Glenn Traylor

What is Camber and Why is It Important?

Glenn Traylor

In the truss industry, camber refers to the gradual curvature of a chord member either naturally occurring or created to alleviate the natural deflection of a truss structure. That sounds simple enough, but there are key elements about camber that should be considered. Camber in Action All...

#16300 Cover image
July 2024
Issue #16300
Page 33
Glenn Traylor

Does Fire Retardant Lumber Require Special Handling?

Glenn Traylor

Fire retardant lumber, also called FRTW, is used when a project has a requirement to reduce the structures’ ability to burn and to reduce the structures’ contribution to the spread of fire. Most fire retardant materials also reduce the development of smoke and the release of...

#16299 Cover image
June 2024
Issue #16299
Page 33
Greg Bates

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...

#16299 Cover image
June 2024
Issue #16299
Page 62
Glenn Traylor

How Do You Determine Fabrication Tolerances During Design?

Glenn Traylor

How does a component manufacturer determine what fabrication tolerances should be used during truss design? To answer that question, we first need to clarify what is meant by “fabrication tolerance.” Per ANSI/TPI 1–2014, the guidance is 3.3.2 Fabrication Tolerance. All...

#16298 Cover image
May 2024
Issue #16298
Page 35
Glenn Traylor

Do You Know the Frequent Non-Compliance Issue That’s “Easy” to Fix?

Glenn Traylor

The photo shows a 2 x 4 truss with an ANSI/TPI 1 non-compliance issue. This is something that never should have happened! Can you spot the problem? [For photo, See PDF or View in Full Issue.] If you shouted, “a missing connector,” then give yourself a gold star! As I was ranking...

#16297 Cover image
April 2024
Issue #16297
Page 35
Glenn Traylor

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,...

#16296 Cover image
March 2024
Issue #16296
Page 35
Glenn Traylor

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...

#16295 Cover image
February 2024
Issue #16295
Page 33
Glenn Traylor

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...

#16294 Cover image
January 2024
Issue #16294
Page 33
MiTek Staff

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...

#16294 Cover image
January 2024
Issue #16294
Page 94
Glenn Traylor

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...

#15293 Cover image
December 2023
Issue #15293
Page 31
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