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.

Author: Shaktijin Akir
Country: Tanzania
Language: English (Spanish)
Genre: Automotive
Published (Last): 5 June 2015
Pages: 284
PDF File Size: 1.57 Mb
ePub File Size: 16.36 Mb
ISBN: 836-6-34829-287-1
Downloads: 42301
Price: Free* [*Free Regsitration Required]
Uploader: Nikocage

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

This page was last edited on 23 Decemberat 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 joiwt. Retrieved from ” https: It is grooved on one side to receive the web. National Fire Protection Association Journal.

An engineered wood joistmore commonly known as an I-joistis a product designed to eliminate problems that occur with conventional wood joists. I-joists require correct installation.


I-joist – Wikipedia

Views Read Edit View history. The rim joist depth must match the I-joist size.

The intended use for an I-joist is for floor and roof joists, wall studs and roof rafters in both residential and commercial construction.

By using this site, you agree to the Terms of Use and Privacy Policy. The flange can be made from laminated veneer lumber or solid wood finger-jointed together for ultimate strength.

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

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

Charcoal biochar Firelog Firewood Pellet fuel Wood fuel. Depths can range from 9. 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 lumber. Missed nails and glue setting too fast can lead to an uneven or squeaky floor. From Wikipedia, the free encyclopedia. The web is typically made from plywoodlaminated veneer lumber, or oriented strand board.

Eastern BCI® Joists

Building materials Engineered wood. 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 advantage of I-joists is they are less likely to bow, crown, twist, cup, jkist or split as would a dimensional piece of lumber.


Sizes vary according to the I-joist’s intended load and span. Languages Deutsch Edit links.

Invented inthe I-joist is an engineered wood product that has great strength in relation to its size and weight. Fundamentals of Building Construction. cbi

Unable to Add to Cart

Mismatches can strain the joist. After sizing the webs and flanges, they are assembled with water-resistant glue by pressing the web into the top and bottom flange. 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 joits the I-joist crosses a main beam.