(August 14, 2025 @ 6pm ET) 40 Minutes of Competence Study Session: Impact Noise: Walking on Sound

This week's Amber Book : 40 Minutes of Competence program is titled, “Impact Noise: Walking on Sound”

 

Relevant Exam Division: Project Development & Documentation (PDD)

 

These study sessions are free and open to all, not just Amber Book subscribers, so join us this Thursday at 6pm ET: https://us02web.zoom.us/j/83922907346

 

You’ll take the first five minutes of class to answer this week's question alone, but if you would like to get a head-start on that, here is the assignment:

 

An architect has been hired by a client to design a condo. The building will be concrete construction. The developer would like the apartments to be isolated acoustically from one another with regard to footfall noise. Which of the following offers the highest impact insulation class (IIC) rating for the floor-ceiling assembly between apartments?