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Joe Kannapell, PE

Truss Design Technology, Part III: Early Computer Use

Joe Kannapell, PE

When engineers Cal Jureit, Walter Moehlenpah, and Bill McAlpine witnessed the impressive launch of the IBM System/360 in July 1964, they surely suspected that computers could bring relief from the increasing burden of special engineering requests. Even though none could afford the System/360,...

#18328 Cover image
November 2026
Issue #18328
Page 10
Joe Kannapell, PE

The Last Word: The Shape of Truss Plates

Joe Kannapell, PE

The shape of today’s truss plates was greatly influenced by their little-understood production processes. While these processes involve proprietary methods, their underlying technology was conceived decades ago in the tool and die shops and the punch press plants across America, and both...

#18328 Cover image
November 2026
Issue #18328
Page 188
Joe Kannapell, PE

Truss Design Technology, Part II: Designing Before Computers

Joe Kannapell, PE

This month’s article returns to a topic begun last month in “Inside Early Truss Design”: the movement of design technology from the drafting board to the computer. During this period, the only tools available were engineering theory and painstaking manual work. Specialized...

#18327 Cover image
October 2026
Issue #18327
Page 10
Joe Kannapell, PE

The Last Word: The Evolution of Two Truss Titans

Joe Kannapell, PE

I recently talked with Lenny Sylk and Dick Rotto, two of the most consequential figures in component manufacturing. They are men whose legacies are worth knowing, even a half century distant from their industry-founding work.  Both were consummate entrepreneurs, with the guts to start...

#18327 Cover image
October 2026
Issue #18327
Page 196
Joe Kannapell, PE

Truss Design Technology, Part I: Inside Early Truss Design

Joe Kannapell, PE

Given the recent, unexpected passing of John “Chip” Dean, I thought it only right to begin this new series on Truss Design Technology with reflections I collected from him. Three years ago, knowing Chip’s background as an iconic truss designer and pioneer in our industry, I...

#18326 Cover image
September 2026
Issue #18326
Page 10
Joe Kannapell, PE

The Last Word: Transforming Construction Through Technology and Willpower

Joe Kannapell, PE

I’ve had an upper hand in writing about wood components, having been immersed in this industry my entire professional life. My first job was testing connector plates, my second was writing truss software, my third was engineering trusses, my fourth was working at truss plants, and my fifth...

#18326 Cover image
September 2026
Issue #18326
Page 196
Joe Kannapell, PE

Home Building Technology, Part XVIII: Planned Communities and Off-site Construction

Joe Kannapell, PE

On my way to the component plants that supply The Villages, the most well-known planned community in Florida, I drove through the vastly expanding reaches of America’s last remaining bastion of true production building. When I entered the new 424-acre Governor Rick Scott Industrial Park, I...

#18325 Cover image
August 2026
Issue #18325
Page 10
Joe Kannapell, PE

The Last Word: Celebrating 50 Years of Trusses with Shelter Systems

Joe Kannapell, PE

Despite wide recognition of the Hikel name, the Hikel’s themselves would point to their long-tenured people for their success. In fact, the youngest of their three generations, Ryan, said at their 50-year celebration on July 24, “We’re not the Hikel family, we’re the...

#18325 Cover image
August 2026
Issue #18325
Page 186
Joe Kannapell, PE

Robotics and Engineering Updates from Seattle

Joe Kannapell, PE

At the June SBCA Open Quarterly Meeting (OQM), we had the opportunity to see the latest in truss robotics and hear about a formerly overlooked engineering issue. While both experiences were worth the trip to Seattle, it was equally rewarding learning about an unfamiliar market and meeting many...

#18324 Cover image
July 2026
Issue #18324
Page 10
Joe Kannapell, PE

The Last Word: Tracking Labor After Houlihan

Joe Kannapell, PE

As discussed in The Last Word in May, “John Houlihan’s Contributions,” John Houlihan introduced a proven way to manage plant labor, applying his trade to plant systems as they were, rather than how they could be, which was reflective of his background outside our industry. When...

#18324 Cover image
July 2026
Issue #18324
Page 188
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