LTTP2 — an Update to a Classic Light Tension Tie Paul McEntee It would give you an incomplete idea of the new LTTP2 light tension tie if we didn’t first discuss the original LTT series. The LTT20 tension tie first appeared in our 1987 Connectors for Wood Construction catalog as a post-pour, wood-to-concrete connector. The LTT20 installed with nails... Read More April 2022 Issue #14273 Page 114
The Last Word: The Last Word on Rheia HVAC Systems Joe Kannapell Floor trusses work better than I-Joists when accommodating the new Rheia (ree’ uh) air distribution system being developed by eight leading national builders. As with trusses, skilled designers craft Rheia layouts and produce design calcs required by building departments. And builders and... Read More April 2022 Issue #14273 Page 132
The Evolution of Glued Trussed Joists Tuomo Poutanen I-joists dominate the joist market due to their high material efficiency and low manufacturing cost. However, this product has disadvantages, including difficulty in HVAC installations and the possibility of bottom chord support only. Therefore, the market would pay a considerable premium for a... Read More August 2021 Issue #13265 Page 86
The Speed and Safety of Roof and Floor Cassettes Greg Watson In the quest for site speed and safety, panelized systems for components, such as roof trusses and floor joists, are the natural progression from installing single frames. In the United Kingdom, these panelized systems are becoming increasingly popular for volume house builders and Social... Read More December 2020 Issue #12257 Page 104
Are Your Trucks Loaded Correctly? Glenn Traylor Recently while traveling, I photographed a load of structural components being delivered to a jobsite. It was a little of a double-take to comprehend what was on the truck, because our products really shouldn’t be that curved when they’re designed to be flat. As shown in the photo... Read More September 2020 Issue #12254 Page 35
Adjustable Hanger or Custom Hanger — You Make the Call Randy Shackelford It would be a lot simpler for designing engineers if structural connections were always for members at right angles to one another. Often, connections have to be designed for supported members that are at a skewed or sloped angle rather than perpendicular to the header. In these cases, the... Read More December 2019 Issue #11245 Page 104
The Last Word: I-Joists vs. Floor Trusses Joe Kannapell The advantages of open-web floor trusses are beginning to decelerate the growth of EWP. Though I-Joist sales per housing start have increased about 6% over the last two years, the trend has slowed considerably. Some of the small gain is due to the continuation of the replacement of solid-sawn... Read More June 2019 Issue #11239 Page 113
Errors in Substituting Dead Load for Live Load in Wood Design Scott Coffman Introduction Custom kitchens, with high-end appliances, granite countertops, and central islands, are becoming more and more prevalent in the home market today. These products and finishes are heavy and the dead loads from the central islands and/or cabinets positioned along interior... Read More October 2018 Issue #10231 Page 48
Now’s the Time to Promote Safe, Sustainable Construction Robert Glowinski October is a busy time for the wood products industry. There are not one but three weeks dedicated to national observances important to the safe built environment. Sunday, Oct. 7 – Saturday, Oct. 13: National Fire Prevention Week The National Fire Protection Association’s Fire... Read More October 2018 Issue #10231 Page 92
When Fashion Affects Structure—Floor Design Considerations for Preventing Tile and Stone Cracks Frank Woeste Two kinds of designers are involved in home construction—design professionals responsible for the structure and the interior-focused designers responsible for the final appearance. Although these roles can overlap, it is important for design professionals to be aware of in-service demands... Read More June 2018 Issue #10227 Page 60