Damaged Engineered Floor Joists (TJI)

Engineered floor joists used in many homes today, can span long distances, allowing for many of the open plan designs that are popular in today’s home designs. These joist are installed with strict installation guidelines, if not followed, can compromise the floors integrity. One of the most common errors we find is damage to the top and bottom of the joist (the top and bottom cords). See Page 9 of the attached. The following picture is an example. Look closely and you will see, the plumber has drilled thru the top of the joist (the cord).


When damaged in this way, it is required that an engineered be consulted to design a repair.

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