All Things Wood: The Critical Job of Truss Builders Frank Woeste Last month’s fine article by Glenn Traylor, “How Do I Choose Which Plates for a Critical Plate Inspection?”, reminded me of investigative experiences I’ve had throughout my career. The work of truss builders is extremely important, as evidenced by instances of truss... Read More June 2019 Issue #11239 Page 56
How Do I Choose Which Plates for a Critical Plate Inspection? Glenn Traylor The requirement is: an inspector will, on average, inspect one critical plate for every inspection made during a week. That requirement is the baseline number for the quantity of critical inspections to perform—but because some trusses do not have critical plates, it’s necessary to... Read More May 2019 Issue #11238 Page 36
How Should Defects Be Recorded When Inspecting a Critical Plate? Glenn Traylor A critical plate is a plate with a Joint Stress Index of 80% or greater. The ANSI/TPI 1–2014 Standard stipulates that critical plate inspections must be conducted when completing the three inspections per station/per shift/per week requirement. On average, the standard requires one... Read More March 2019 Issue #11236 Page 34
How Does a Fabricator Gain From a 3rd Party Audit? Glenn Traylor When a 3rd party inspector inspects a licensed plant, what exactly are the auditors looking for? And what can the fabricator get from the experience? What the inspection is NOT, and why that matters: The part 1 audit of the in-house paperwork is not a grade on neatness. It’s an... Read More February 2019 Issue #11235 Page 34
All Things Wood: Addressing the Roof Truss Design Note: “Provide adequate drainage to prevent water ponding.” Frank Woeste 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... Read More January 2019 Issue #11234 Page 46
How Important is Angulation? Why is It Important? Glenn Traylor Per ANSI/TPI 1–2014, National Design Standard for Metal Plate Connected Wood Truss Construction, plates should be installed within a 10 degree tolerance. So what happens when the plate is rotated and exceeds this requirement? The simple answer is: the configuration and design of... Read More December 2018 Issue #10233 Page 33
Are Roof and Floor Trusses the Only Components that Need a Quality Assurance Program? Glenn Traylor Roof and floor trusses are important components that need special consideration to insure their correct manufacture. Components built to the IRC and IBC require the manufacturer to adhere to specific requirements. These requirements provide a blueprint to facilitate the manufacturing of a... Read More November 2018 Issue #10232 Page 31
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
All Things Wood: Truss Lumber: Checking the Moisture Content Frank Woeste 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... Read More October 2018 Issue #10231 Page 80
What is a Building Designer? Steve Mickley Generally, building design refers to the broadly based architectural, engineering, and technical applications to the design of buildings. Therefore, all building projects require the services of a building designer. Statutorily, the required credentials of a building’s designer vary from... Read More June 2018 Issue #10227 Page 38