BCI JOIST PDF

August 2, 2019 posted by

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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I-joist – Wikipedia

After assembly, the I-joist is bic and heat-cured or left at room temperature to reach approximately equilibrium moisture content. After sizing the webs and flanges, they are assembled with water-resistant glue by pressing the web into the top and bottom flange.

The web is typically made from plywoodlaminated veneer lumber, or oriented strand board. From Wikipedia, the free encyclopedia.

The jooist can be made from laminated veneer lumber or solid wood finger-jointed together for ultimate strength. Retrieved from ” https: 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.

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Depths can range from 9.

A similar situation occurs where the I-joist crosses a main beam. Missed nails and glue setting too fast can lead to an uneven or squeaky floor. Sizes vary according to the I-joist’s intended load and span.

The rim joist depth must match the I-joist size. It is grooved on one side to receive the web. Mismatches can strain the joist.

I-joists’ dimensional soundness and little or no shrinkage help eliminate squeaky floors. National Fire Protection Association Journal. An I-joist has two main parts, the web and flange.

Western BCI® Joists

An engineered wood joistmore commonly known as an I-joistis a product designed to eliminate problems that occur with conventional wood joists. The biggest notable difference from dimensional lumber is that the I-joist carries heavy loads with less lumber than a dimensional solid wood joist.

The most common mistake is misplacing or improperly sizing holes in the web, which can compromise the joist’s strength, potentially leading bcci structural failure. By using this site, you agree to the Terms of Use and Privacy Policy. Charcoal biochar Firelog Firewood Pellet fuel Wood fuel.

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Views Read Edit View history. Languages Deutsch Edit links. The disadvantage joisf very rapid structural failure when directly exposed to fire, reducing the time available for residents to escape and increasing the danger to firefighters. This page was last edited on 23 Decemberat Building materials Engineered wood.

BCI® Joists – Boise Cascade

The lightweight nature of I-joists makes them more vulnerable to fire than dimensional lumber. I-joists require correct installation. The intended use for an I-joist is for floor and roof joists, wall studs and roof rafters in both residential and commercial construction. Invented inthe I-joist is an engineered wood product that has great strength in relation to its size and weight.

Fundamentals of Building Construction. Common mistakes made with installing I-joists include cutting or chiseling the flange, improperly sized joist bxi, improper nailing and wrong-sized nails.