The largest expense in a truss plant’s operation is the lumber cost. It often represents 50% to 60% of the selling cost of the truss. With such a high percentage, most managers are always focused on saving lumber, optimizing lumber, and searching for the best price. Those aspects are...

Whether you’re a novice or a seasoned professional, there’s always more to learn, especially as construction practices continue to evolve. That’s why our colleagues at Virginia Tech are pleased to be able to offer continuing education each spring. In addition, for many course...

Introduction In some arid parts of the Southwest, the occurrence and recurrence of cracks at taped gypsum panel (drywall) joints between panels in residential projects have been reported in trade magazines since the mid-1990s. In some homes of a project, one or two cracks or ridges appear at...

Blocking or boundary member? In my experience traveling across the country observing wood-framed construction, it was apparent that east of the Rocky Mountains, structural wood members in-line with supporting walls between roof framing cease to be installed. Some may call these wood members...

Because of their limited structural redundancy and exposure to weather, cantilevered balconies require special attention by design professionals, contractors, permitting and inspection departments, and owners in-service. As shown in the photos, modern wood-framed, multi-family projects often...

As discussed in last month’s article, “Addressing the Roof Truss Design Note: 'Provide adequate drainage to prevent water ponding.’,” by Frank Woeste and Scott Coffman, ponding is an issue not always addressed adequately. Ponding is a design issue, a mishap, or an...

The purpose of this article to examine the significance and implementation of a typical note that appears on metal plate connected roof-truss drawings when a top-chord-pitch of ¼:12 or less is specified by the Construction Documents. Three questions will be addressed: What is the...

The lack of attention to the moisture content (MC) of lumber used in truss manufacturing can cause or contribute to in-service performance issues. Mr. Glenn Traylor’s fine article in the September issue of The Advertiser, “Does Your Lumber Have a Shelf Life?”, was greatly...

Just like some foods, lumber kept in the right environment will store for an indefinite length of time. But just like food, lumber kept in sub-par conditions will have a shortened storage period. If you’re not storing your lumber properly, you may have to question whether it can/should...

The answer might surprise you. During the course of fabricating trusses, on occasion a plate is not completely pressed. As the truss comes out of the finish roller or hydraulic press, the plate sometimes does not get pressed all the way. Sometimes the plate is missed or removed and up plated....