Drilling Silent Floor Joists

Using table a table b or both if required determine the hole shape size and select the tji joist and depth.

Drilling silent floor joists.

There are very specific locations and sizes in the code telling you what is allowed. 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. Holes anywhere in the web area of engineered i joists except within 6 in.

Ilevel trus joist tji joist specifier s guide tj 4001 march 2007 11 how to use these tables 1. Joist and the sheathing a common source of squeaks. The picture above shows what can happen when an untrained plumber is working on your home. Of walls and rim joists.

Scan horizontally until you intersect the cor rect hole size. Trus joist tji joist specifier s guide tj 4000 july 2019. Where and how to drill joists for electrical cables or. Drilling floor joists to run plumbing wiring or ducts can be tricky.

Jay having used silent floor joists for several years i m well aware of their advantages and limitations. Aug 26 2011 03 01 am. Let s review what is wrong with this particular joist and discuss what the proper technique is for. However a totally squeak free floor is dependent upon other components of the floor system as well this guide addresses the.

9 16 tji joists design properties 6 floor span and load tables 7 8 tips for preventing floor noise 8 allowable holes 9 cantilevers 10 11 roof span and load tables 12 13 framing. Refer to the hole chart on page 9 of the tji specifiers guide for uniformly loaded joists. Unfortunately unless you are standing there guiding the subcontractor my strategy you often wind up with improper cuts.