Joe Kannapell, PE

The Development of the Truss Plate, Part II: Cal Jureit’s Invention

Joe Kannapell, PE

Civil engineer Cal Jureit had moved on from wood structures to concrete foundations, but not completely. While he was engaged with the problem of building houses on Miami’s marshes near the Everglades, he had left the problem of wood connections unresolved. Perhaps his ongoing work on Dade...

#14278 Cover image
September 2022
Issue #14278
Page 10
Joe Kannapell, PE

The Last Word: The Last Word on Totally Robotic

Joe Kannapell, PE

Attendees at BCMC 2019 stood safely right next to an awesome gesticulating robot and became immersed in observing record-breaking truss building – virtually, that is, through a VR headset. Back then, Trussmatic robots hadn’t made it stateside, and hadn’t yet handled our crazy...

#14278 Cover image
September 2022
Issue #14278
Page 130
Joe Kannapell, PE

The Development of the Truss Plate, Part I: The Perfect Storm

Joe Kannapell, PE

A nearly perfect confluence of circumstances combined to create the truss plate in South Florida. The wartime home-building hiatus, the post-war baby boom, and the northward (from Cuba) and southward (snowbird) migration to Florida all combined to skyrocket the demand for new housing. But what...

#14277 Cover image
August 2022
Issue #14277
Page 10
Joe Kannapell, PE

The Last Word: The Last Word on the Promise of Robotics

Joe Kannapell, PE

When $20 Billion behemoth Builders First Source (BFS) launched a robotic truss line in April, CMs were surprised that they would select House of Design (HoD)’s first truss machine, and the industry’s first robotic floor truss line. Remarkably, after just over 3 months, they’ve...

#14277 Cover image
August 2022
Issue #14277
Page 134
Joe Kannapell, PE

The Development of the Truss Plate: The Split-Ring Connectors Prequel

Joe Kannapell, PE

For most of history, wood structures had been constrained by their connections. Nailed or bolted joints could only carry about half of what the wood could. As a result, our most abundant natural resource went mainly into homebuilding, where spans were short and stresses were low. That began to...

#14276 Cover image
July 2022
Issue #14276
Page 10
Joe Kannapell, PE

The Last Word: The Last Word on the Robotics Transition

Joe Kannapell, PE

Robotics showed new promise for many CMs on May 17, ironically, by borrowing from the past 60 years of truss machinery. Attendees at SBCA’s Open Quarterly Meeting in Williamsburg, VA saw video of robots feeding truss parts into auto-jigging at the plant of their largest competitor,...

#14276 Cover image
July 2022
Issue #14276
Page 132
Joe Kannapell, PE

Sixty Years of Machines, Part XXXI: Icing on the Cake

Joe Kannapell, PE

In the year 2000, a transformation, like none other, gripped our industry. Jim Urmson’s TCT started it by breaking our component-saw-centric paradigm. Then in 2002, Dave McAdoo’s ALS quickened its pace by adding the capability to cut every conceivable truss part. But even before his...

#14275 Cover image
June 2022
Issue #14275
Page 10
Joe Kannapell, PE

The Last Word: The Last Word on Sixty Years of Machines

Joe Kannapell, PE

From the quirky advance of truss machinery described in my Sixty Years of Machines series, one might conclude that we’re a quirky industry. We may be, but innovation in truss manufacturing is no different than advancement in U.S. industry in general. And, in fact, we are the epitome of...

#14275 Cover image
June 2022
Issue #14275
Page 142
Joe Kannapell, PE

Sixty Years of Machines, Part XXX: Linear Saws Go with the Flow

Joe Kannapell, PE

Downstream and upstream, the linear saw continues to improve the flow of truss manufacturing. Increasingly, cutting and assembly are treated as interdependent processes and have begun to be tied together. Jim Urmson started this, others have followed, and a “cut truss-by-truss”...

#14274 Cover image
May 2022
Issue #14274
Page 10
Joe Kannapell, PE

The Last Word: The Last Word on Multi-Family

Joe Kannapell, PE

Has COVID-19, its aftermath, and raging inflation brought the multi-family truss business back to its roots? Bo Powers, co-owner of Panel Truss, sees fewer wraps and more garden style jobs further from cities. Kenny Shifflett, owner of Ace Carpentry, believes the plethora of these...

#14274 Cover image
May 2022
Issue #14274
Page 126
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