Problems of the Day Archive - Wastewater Technology Trainers

23

Jan

Problem of the Day – December 26, 2015

The Clear Springs wastewater treatment plant receives an average dry weather flow of 5 MGD. The peak wet weather flow is 16 MGD. There are four primary clarifiers, each is 60 feet in diameter with an average depth of 18 feet. There is a single effluent weir around the periphery of each primary clarifier. The [...]

23

Jan

Problem of the Day – December 25, 2015

Thank you all for visiting WasteWater Technology Trainers’ (WWTT’s) Problem of the Day and a special thanks to all of you who have also taken one or more of our classes this year. As we’ve been saying since we took over WWTT, it is a great time to be in the business of water and [...]

23

Jan

Problem of the Day – December 24, 2015

To check the velocity of flow through a stretch of sewer, a collection system operator dropped a float into the flow at the manhole where she stood. When she dropped the float, a coworker at the next downstream manhole started a stopwatch. The two manholes are 386 feet apart. It took 2 minutes and 56 [...]

23

Jan

Problem of the Day – December 23, 2015

A chemical storage tank is 25 ft tall and has a diameter of 15 ft. The depth of ferric chloride solution in the tank is 15.5 ft. The chemical vendor indicates the solution has a specific gravity of 1.45. How many pounds of solution are in the tank? DOWNLOAD Download the Problem & Worksheet

07

Jan

Problem of the Day – December 22, 2015

To view the Problem of the Day, click the live link: 2015.12_Dec.22

07

Jan

Problem of the Day – December 21, 2015

To view the Problem of the Day, click the live link:2015.12_Dec.21

07

Jan

Problem of the Day – December 20, 2015

To view the Problem of the Day, click the live link: 2015.12_Dec.20