BCI JOIST PDF
An engineered wood joist, more commonly known as an I-joist, is a product designed to eliminate problems that occur with conventional wood joists. Invented in. 11 7/8″ BCI (2 5/16″ LVL Flange), 16″ BCI (2 9/16″ LVL Flange) The advantage of this is that each BCI joist corresponds to a particular. BCI® Joists are specially constructed I-joists with flanges made from VERSA- LAM® laminated veneer lumber and a revolutionary flange profile.
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Languages Deutsch Edit links. It is grooved on one side to receive the web. National Fire Protection Association Journal. The web is typically made from plywoodlaminated veneer lumber, or oriented strand board.
Fundamentals of Building Construction. The intended use for an I-joist is for floor and roof joists, wall studs and roof rafters in both residential and commercial construction. Retrieved from ” https: Joish mistakes made with installing I-joists include cutting or chiseling the flange, improperly sized joist hangers, improper nailing and wrong-sized nails.
Sizes vary according to the I-joist’s intended load and span. Depths can range from 9. Charcoal biochar Firelog Firewood Pellet fuel Wood fuel. After sizing the webs and flanges, they are assembled with water-resistant glue by pressing the web into the top and bottom flange. The biggest notable difference from dimensional lumber is that the I-joist carries heavy loads with less lumber than a dimensional solid wood joist. An I-joist has two main parts, the web and flange.
I-joist – Wikipedia
The rim joist depth must match the I-joist size. Invented inthe I-joist is an engineered wood product that has great strength in relation to its size and weight.
After assembly, the I-joist is end-trimmed and heat-cured or left at room temperature to reach approximately equilibrium moisture content. The lightweight nature of I-joists makes them more vulnerable to fire than dimensional jpist. The flange can be made from laminated veneer lumber or solid wood finger-jointed together for ultimate strength. An engineered wood joistmore commonly known as an I-joistis a product designed to eliminate problems that occur with conventional jojst joists.
From Wikipedia, the free encyclopedia.
The advantage of I-joists is they are less likely to bow, crown, twist, cup, check or split as would a dimensional piece of lumber. By using this bck, you agree to the Terms of Use and Privacy Policy.
I-joists require correct installation. This page was last edited on 23 Decemberat Views Read Edit View history. Missed nails and glue setting too fast can lead to an uneven or squeaky floor.
Mismatches can strain the joist. A similar situation occurs where the I-joist crosses a main beam.
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I-joists’ dimensional soundness and little or no shrinkage help eliminate squeaky floors. The disadvantage is very rapid structural failure when directly exposed to fire, reducing the time koist for residents to escape and increasing the danger to firefighters. The most common mistake is misplacing or improperly sizing holes in the web, which can compromise the joist’s strength, potentially leading to structural failure.
Building materials Engineered wood.