Joe Kannapell

The Last Word: The Rise of the Floor Truss

Joe Kannapell

Among the first advocates for floor trusses were two men who would later create an acclaimed component plant. Dwight Hikel and Chris Ditzel made early inroads at Fort McHenry Lumber, such that Ditzel declared in 1972, “I think we will be eventually doing 2-1/2 times the volume in floor...

#15288 Cover image
July 2023
Issue #15288
Page 132
Joe Kannapell

Floor Truss Technology, Part I: Parallel Chord Trusses

Joe Kannapell

Floor trusses have been golden for the component industry for over half a century, and their origin is worth recounting and celebrating. Because of their flexibility and utility, wood trusses dominate apartment construction and have taken it up to 5 stories. Getting there, however, has required...

#15287 Cover image
June 2023
Issue #15287
Page 10
Joe Kannapell

The Last Word: The Component Industry Comes of Age

Joe Kannapell

It’s worth recounting the 25 productive years that culminated in the establishment of WTCA/SBCA. Thanks to the leadership of some outstanding men, and their early embrace of technology, the component industry came together to claim its rightful place in the building industry, but it...

#15287 Cover image
June 2023
Issue #15287
Page 128
Joe Kannapell

The Development of the Truss Plate, Part X: Split Decision on Truss Plates

Joe Kannapell

Four distinctly different types of truss plates came onto the market in the 1950s, but only two made it into the 1960s: the short toothed and the long toothed, neither requiring nails. These two types continued to evolve over the next decade, although along distinctly different paths, and under...

#15286 Cover image
May 2023
Issue #15286
Page 10
Joe Kannapell

The Last Word: Truss Machinery Follows the Plates

Joe Kannapell

Throughout the 1950s, plate manufacturers kept busy improving their plate designs, while they paid scant attention to the machinery that CMs needed to embed them. But, in the 1960s, they began focusing heavily on machinery and laid the foundation for developments that would shape truss...

#15286 Cover image
May 2023
Issue #15286
Page 124
Joe Kannapell

The Development of the Truss Plate, Part IX: The Case of the Century

Joe Kannapell

Among our industry’s unsung heroes, Walter Moehlenpah takes a close second place behind Cal Jureit. Both built pivotal, pioneering businesses, Jureit through his truss plate and Moehlenpah through his truss machine. Yet Jureit was bound to have the upper hand, as he was the truss...

#15285 Cover image
April 2023
Issue #15285
Page 10
Joe Kannapell

The Development of the Truss Plate, Part VIII: Patent Skirmishes

Joe Kannapell

As builders began demanding Gang-Nailed trusses, imitators answered their call with little concern for violating Cal Jureit’s patent. Even though his claims were technical triumphs, vetted by D.C. patent experts, they were quickly contested by two now-familiar figures, Bill Black and...

#15284 Cover image
March 2023
Issue #15284
Page 10
Joe Kannapell

The Development of the Truss Plate, Part VII: Contentious Competition

Joe Kannapell

The plated truss industry went bonkers around 1961. Truss fabricators were besieging suppliers for product and were willing to try nearly any plate or machine. Plate suppliers had to conform to the new testing and QC required by TPI-60, but machinery vendors had no guidelines beyond satisfying...

#15283 Cover image
February 2023
Issue #15283
Page 10
Joe Kannapell

The Last Word: The Last Word on The Last Pioneers

Joe Kannapell

Joe Hardy of 84 Lumber was the last of the World War II veterans to whom we owe our industry. Ed Ryan of Ryan Homes (now NVR) and Cal Jureit of Gang-Nail (now MiTek) were also major contributors. All three returned from winning that war with a drive to transform home building, and they helped...

#15283 Cover image
February 2023
Issue #15283
Page 136
Joe Kannapell

The Development of the Truss Plate, Part VI: An Industry Established

Joe Kannapell

On July 5, 1960, in a marathon session, a dozen entrepreneurs set standards for a brand new industry, and, in the process, met a government deadline. These early truss plate adopters came well-prepared and didn’t hesitate to make far-reaching decisions. Fortunately, they left a detailed...

#15282 Cover image
January 2023
Issue #15282
Page 10
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