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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The lightweight nature of I-joists makes them more vulnerable to fire than dimensional lumber. Languages Deutsch Edit links.

Depths can range from 9. Invented inthe I-joist is an engineered josit product that has great strength in relation to its size and weight. I-joists require correct installation.

Western BCI® Joists

The flange can be made from laminated veneer lumber or solid wood finger-jointed together for ultimate strength. 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 intended use for an I-joist is for floor and roof joists, wall studs and jost rafters in both residential and commercial construction. From Wikipedia, the free encyclopedia.

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Sizes vary according to the I-joist’s intended load and span. Fundamentals of Building Construction.

Eastern BCI® Joists

Building materials Engineered wood. By using this site, you agree to the Terms of Use and Privacy Policy.

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. Views Joidt Edit View history. Charcoal biochar Firelog Firewood Pellet fuel Wood fuel.

Retrieved from ” https: An I-joist has two main parts, the web and flange. Mismatches can strain the joist.

WESTERN BCI® JOISTS (Boise Cascade, LLC) | Free BIM object for Revit | BIMobject

It is grooved on one side to receive the web. This page was last edited on 23 Decemberat After sizing the webs and flanges, they are assembled with water-resistant glue by pressing joiet web into the top and bottom flange.

The rim joist depth must match the I-joist size.

After assembly, the I-joist is end-trimmed and heat-cured or left at room temperature to reach approximately equilibrium moisture content. The web is typically made from plywoodlaminated veneer lumber, or oriented joixt board. An engineered wood joistmore commonly known as an I-joistis a product designed to eliminate problems that occur with conventional wood joists.

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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. A similar situation occurs where the I-joist crosses a main beam.

I-joists’ dimensional soundness and little or no shrinkage help vci squeaky floors. Missed nails and glue setting too fast can lead to an uneven or squeaky floor. National Fire Protection Association Journal. The disadvantage is very rapid structural failure when directly exposed to fire, reducing the time available for residents to escape and increasing the danger to firefighters.

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