University of Illinois Extension

Quiz

Practice Problems: Multiple Choice 2

A real estate company wants to build a rural office. It employs 50 people, many part time, but they have monthly meetings. The average daily load will be 15 people. A soil evaluation revealed soil in Design Group VIII for 0 to 12 inches, Design Group VII for 12-36 inches, and Design Group V for 36 inches to over 60 inches.
  1. Practice Problems: Multiple Choice 2
    What is the required loading rate and minimum tank size?
  2. Practice Problems: Multiple Choice 2
    What is the correct loading rate for a 22 inch chamber system installed at a 36 inch depth? (trench bottom is 36 inches below grade)
  3. Practice Problems: Multiple Choice 2
    How many feet of 22 inch chamber system would be required?
  4. Practice Problems: Multiple Choice 2
    What is the minimum size in square feet of buried sand filter that would be required?