Drilling Tji Floor Joists

Permitted if the group perimeter meets.

Drilling tji floor joists.

Of walls and rim joists. In a perfect world floor joists are left whole to provide the greatest support. Where and how to drill joists for electrical cables or. Minimum applies to all holes except knockouts closely grouped round holes are.

The picture above shows what can happen when an untrained plumber is working on your home. 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. 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. There are very specific locations and sizes in the code telling you what is allowed.

Trus joist tji joists. Let s review what is wrong with this particular joist and discuss what the proper technique is for. Drilling floor joists to run plumbing wiring or ducts can be tricky. Tji 110 tji 210 tji 230 tji 360 tji 560 and tji 560d joists.

Holes anywhere in the web area of engineered i joists except within 6 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. How to drill a hole through the side of a floor joist.

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