Drilling Tji Floor Joists

Refer to the hole chart on page 9 of the tji specifiers guide for uniformly loaded joists.

Drilling tji floor joists.

Of walls and rim joists. How to drill a hole through the side of a floor joist. Let s review what is wrong with this particular joist and discuss what the proper technique is for. They are located 3 away horizontally edge to edge from a larger hole.

Trus joist tji joists. Minimum applies to all holes except knockouts closely grouped round holes are. Holes anywhere in the web area of engineered i joists except within 6 in. Drilling floor joists to run plumbing wiring or ducts can be tricky.

Away from the top and bottom. Drill holes with a diameter of no more than one third the depth of the joist staying 2 in. But modern living requires electrical wiring and plumbing. Minimum distance from table b 1 round holes may be cut anywhere in web outside of hatched zone if.

Where and how to drill joists for electrical cables or. Often hole size can be increased and holes can be placed closer to bearing than shown on the chart based on actual design spans and loads. Permitted if the group perimeter meets. Featuring trus joist tji joists for floor and roof applications uniform and predictable lightweight for fast installation resource efficient resists bowing twisting and shrinking significantly reduces callbacks available in long.

There are very specific locations and sizes in the code telling you what is allowed.