Drilling Silent Floor Joists

A properly installed silent floor system will ensure a squeak free floor due to the dimen sional and structural uniformity of the tji joists.

Drilling silent floor joists.

However a totally squeak free floor is dependent upon other components of the floor system as well this guide addresses the. Trus joist tji joist specifier s guide tj 4000 july 2019. The picture above shows what can happen when an untrained plumber is working on your home. Away from the top and bottom.

Jay having used silent floor joists for several years i m well aware of their advantages and limitations. Aug 26 2011 03 01 am. Unfortunately unless you are standing there guiding the subcontractor my strategy you often wind up with improper cuts. Where and how to drill joists for electrical cables or.

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. Holes anywhere in the web area of engineered i joists except within 6 in. Joist and the sheathing a common source of squeaks.

Fire safe construction 3 floor performance and tj pro rating 4 5 section 1. Refer to the hole chart on page 9 of the tji specifiers guide for uniformly loaded joists. Of walls and rim joists. There are very specific locations and sizes in the code telling you what is allowed.

Using table a table b or both if required determine the hole shape size and select the tji joist and depth. 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. Ilevel trus joist tji joist specifier s guide tj 4001 march 2007 11 how to use these tables 1.