The latest installment in the Onsite Arithmetic series is a continuation of the previous problem. To see that problem, click here.1. What is wrong with the calculation of the average daily flow?Here is the answer from the daily flow problem:Total flow: 640 cycles x 64 gallons/cycle = 40,960 gallonsAverage daily flow: 40,960 gallons ÷ 120 days = 341 gallons/day2. Would that change what you think about how this system is operating?(Use this information from the previous problem: If the design flow was 300 gpd for the system, what does this tell you? The system is exceeding design flow by 41 gpd. Over the entire 120 days,
Onsite Arithmetic: Flow - Part 2
Test your septic math skills – or practice for your next certification exam.
Dec 28, 2015
| by Jim Anderson, Ph.D. |
















