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Glenn Traylor

Should We Consider “Delivery” Load Cases?

Glenn Traylor

Years ago, truss design was focused on a simple calculation that determined the final forces that would be considered to be imparted on a truss component. These simple forces were used to determine the design. Things like snow, wind, and building materials weights were generally the only...

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April 2023
Issue #15285
Page 35
Edmond Lim, P.Eng.

A Tailor-Made Lean Lumber Picking Solution

Edmond Lim, P.Eng.

The implementation of a Lumber PickLine is a quick study in lean manufacturing tailor-made for each component plant’s building constraints and saws. A Lumber PickLine can semi-automatically feed any linear saw or any component saw. A saw that is fed lumber from a PickLine is a just-in-time...

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April 2023
Issue #15285
Page 47
Rob Bellian

Backwards Compatibility: Unlocking the Full Potential of Your Investment

Rob Bellian

Backwards compatibility is a feature that allows newer versions of software or hardware to successfully work with older versions. This point came to mind during my recent visit to one of our long-time Vekta customers. This plant in the Western Suburbs of Melbourne, Australia has been operating...

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April 2023
Issue #15285
Page 54
Carl Villella

How High Will Interest Rates Go?

Carl Villella

A question everyone has been asking lately – how high will interest rates go this year – got a new possible answer in March. As usual, the predicable became unpredictable again. This time, it is the collapse of Silicon Valley Bank (SVB), and the ensuing danger it posed for the...

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April 2023
Issue #15285
Page 65
Thom McAnally

Building Your Own Home – Part II: One Home, Two Loans

Homeowners usually have to deal with obtaining a mortgage when buying a home, but they seldom need to convince a bank to loan them the same amount on a piece of dirt, with promises to make a home worth a mortgage. As the Homeowner/General Contractor, I not only had to qualify for the loan, I had...

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April 2023
Issue #15285
Page 72
Geordie Secord

Design Connections: The Designer Shortage—Where Can We Find Them

Geordie Secord

A challenge for the component industry is brewing no matter if you are located in an area where new home construction continues to be strong or your market is slowed by the combined effects of high interest rates and stubbornly high inflation. Be it single family or multi-family, new designers...

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April 2023
Issue #15285
Page 78
David Conner

Truss Design Value Comparison Tables

David Conner

Timber Products Inspection has compiled design value comparison tables for several popular species and species groups as a helpful tool for truss manufacturers to determine if a lumber grade and/or lumber species substitution satisfies the original truss design. The data used comes from the 2018...

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April 2023
Issue #15285
Page 84
Tuomo Poutanen, PhD

Glued Roof Trusses

Tuomo Poutanen

In my previous article, The Evolution of Glued Trussed Joists, in the August 2021 issue, I explain that glued trusses have potential in floors. The new G-joist has high resistance. The chord shear failure is eliminated as the web finger punches the chord. The web-chord glue area is big. The mean...

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April 2023
Issue #15285
Page 94
MiTek Staff

Bracing on Truss Design Drawings

MiTek Staff

Trusses are designed as individual components to resist the in-plane stresses resulting from the loads applied in the same in-plane direction. To resist out of plane forces, adequate bracing/restraint is required. In absence of designed temporary and permanent bracing plans, BCSI (Building...

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April 2023
Issue #15285
Page 104
Simpson Strong-Tie Staff

How to Accommodate Misplaced Shearwall Anchorage

Simpson Strong-Tie Staff

For several years, the Simpson Strong-Tie Strong-Wall® research and development team has kicked around the idea of developing an “adapter” that would allow for field substitutions or accommodate misplaced Strong-Wall anchorage. The Strong-Wall WSWH high-strength wood shearwall...

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April 2023
Issue #15285
Page 108
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