Joe Kannapell, PE

Home Building Technology, Part XVI: Roller Equipment Alternatives

Joe Kannapell, PE

It’s about time that a serious contender challenges the dominance of the roller gantry. Its life has been extended with lasers and auto-puck systems, but no upgrade so far has taken the hammer out of the hands of assemblers, its greatest drawback. The only alternative, the vertical press,...

#18322 Cover image
May 2026
Issue #18322
Page 10
Joe Kannapell, PE

The Last Word: John Houlihan’s Contributions

Joe Kannapell, PE

A quiet and unassuming man, John Houlihan was ushered into our business by the charismatic Dave Chambers, and together they built the foundation for today’s labor management practices. It helped that Chambers’ plant, Imperial Components, was close to the site of the Hawthorne Study,...

#18322 Cover image
May 2026
Issue #18322
Page 180
Joe Kannapell, PE

The New American Home at IBS 2026

Joe Kannapell, PE

Will trusses will be part of new American homes in the future? That question has been the reason I keep a close eye on the home built for NAHB’s International Builders Show. Since 1984, this off-site exhibit, “The New American Home” (TNAH), has presented the latest innovations...

#18321 Cover image
April 2026
Issue #18321
Joe Kannapell, PE

The Last Word: Celebrating and Remembering Jerry Koskovich

Joe Kannapell, PE

Jerry Koskovich, inventor of the first robotically controlled truss equipment, passed away March 17, 2026. Jerry was a singularly gifted entrepreneur who started from scratch in the truss industry as a TPI QC inspector in Minnesota in 1973. While doing his inspections on the shop floor in many...

#18321 Cover image
April 2026
Issue #18321
Page 186
Joe Kannapell, PE

Home Building Technology, Part XV: The Rebirth of Wood

Joe Kannapell, PE

Wood was not held in high regard in the truss drafting department where I began working. Our fabricator customers often wanted their trusses designed with “old lumber,” meaning the obsolete size of 1-5/8” x 3-5/8”, even though the 1.5” x 3.5” size had been in...

#18320 Cover image
March 2026
Issue #18320
Page 10
Joe Kannapell, PE

The Last Word: Truss Math on Your Phone

Joe Kannapell, PE

Few, if any, pieces of wood will pass the scrutiny of an 8’ level, and the superintendent of Bill Milburn’s homes in Texas wielded his level like a weapon. When I walked those houses, I needed a level, plumb line, string line, and more. Today, I have some of the same capabilities in...

#18320 Cover image
March 2026
Issue #18320
Page 192
Joe Kannapell, PE

Home Building Technology, Part XIV: Truss Equipment Proliferates – Assembly

Joe Kannapell, PE

You could say that Carol Sanford flipped the script on machinery, like he had in so many circumstances throughout his career. In the 1950s, when he couldn’t sell his modular homes in Ohio, he shipped them to Florida. When he couldn’t sell them there, he turned to selling site-built...

#18319 Cover image
February 2026
Issue #18319
Page 10
Joe Kannapell, PE

The Last Word: Bill McAlpine’s Legacy

Joe Kannapell, PE

The name “Bill McAlpine” has such resonance in the component industry that when ITW acquired the company and removed his name, they soon found value in returning to the Alpine moniker. There are many reasons McAlpine earned that singular honor, but one of the least recognized is...

#18319 Cover image
February 2026
Issue #18319
Page 190
Joe Kannapell, PE

Home Building Technology, Part XIII: Truss Equipment Proliferates – Component Saws

Joe Kannapell, PE

As housing demand accelerated in the 1960s, builders increasingly turned to trusses. But, lacking better equipment, truss shops had trouble scaling up to fill their orders. Early shops had little more than radial arm saws to cut members and wood tables to assemble them. They had exhausted every...

#18318 Cover image
January 2026
Issue #18318
Page 10
Joe Kannapell, PE

The Last Word: (When) Will AI Overtake the Truss Industry?

Joe Kannapell, PE

Artificial intelligence (AI) has been 70 years in the making since eminent AI pioneer, John McCarthy, coined that term in 1955 to describe “the capability of a machine to imitate intelligent human behavior.” Truss software has been 50 years in the making, with scant penetration of AI...

#18318 Cover image
January 2026
Issue #18318
Page 188
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