Test Yourself
What Do You Know Wastewater Collection Systems? Donna Kaluzniak
1. P er Florida Administrative Code (FAC) 62604, Collection Systems and Transmission Facilities, groundwater that enters a collection/ transmission system, including service connections, through defective pipes, pipe joints, connections, service connections, manholes, or pump stations, is defined as a. b. c. d.
infiltration. inflow. leakage. sanitary sewer overflow.
2. P er FAC 62-604, emergency pumping capability, including an in-place emergency generator, must be provided for pump stations that receive flow from one or more pump stations through a force main or pump stations discharging through pipes of what size or larger? a. b. c. d.
8 inches 10 inches 12 inches 16 inches
3. P er FAC 62-604, copies of record drawings and the operation and maintenance manual shall be available. The operation and maintenance manual shall include an emergency response plan. The emergency response plan shall assess water quality monitoring for sanitary sewer overflows affecting surface waters, and hurricane and severe storm preparedness and response, as well as a. b. c. d.
customer service. cybersecurity. monthly operating reports. utility billing.
4. P er the U.S. Environmental Protection Agency (EPA) “Guide for Evaluation of Capacity, Management, and Operation and Maintenance Programs at Sanitary Sewer Collection Systems” (CMOM Guide), to help prevent the corrosion of metal components or loss of concrete from pipe walls or manholes, utilities
should have a program to monitor areas of the collection system that may be vulnerable to the adverse effects of a. c hlorine. c. methane.
b. h ydrogen sulfide. d. sulfur dioxide.
5. Per FAC 62-604, when is inflow and infiltration (I/I) considered excessive? a. A ny I/I is excessive. b. I/I is excessive if it causes or contributes to sanitary sewer overflows. c. I/I is excessive if it exceeds 10 percent of the annual average daily flow. d. I/I is excessive only if it affects treatment plant performance. 6. Per the EPA CMOM Guide, maintaining accurate, current maps of the collection system is critically important. How should manholes and sewer cleanouts be identified on the mapping system? a. With a numbering system to uniquely identify each manhole and cleanout. b. With manholes and cleanouts shown in different colors. c. With various shapes to identify manholes and cleanouts. d. With specific names for each manhole and cleanout based on addresses. 7. Per FAC 62-600, Domestic Wastewater Facilities, utilities shall submit annual reports to the Florida Department of Environmental Protection (FDEP) regarding costs and expenditures on pollution mitigation and prevention, including the prevention of sanitary sewer overflows, collection and transmission system pipe leakages, and I/I. The annual report must be submitted by what date after the end of each fiscal year? a. March 31 c. August 16
b. J une 30 d. September 30
8. Per the EPA CMOM Guide, a relatively inexpensive and quick method of detecting sources of inflow in sewer systems, such as down spouts, or driveway and yard drains, is a. b. c. d.
flow monitoring in specific areas. sewer cleaning. sewer televising. smoke testing.
26 May 2022 • Florida Water Resources Journal
9. P er FAC 62-604, unauthorized wastewater releases or spills in excess of 1,000 gallons per incident, or other abnormal events where information indicates that public health or the environment will be endangered, must be orally reported within 24 hours to the a. b. c. d.
lorida Department of Health. F FDEP only. State Warning Point. State Watch Office.
10. Per 62-604, which collection system construction project would require a permit? a. C onstruction of an individual service connection from a single-family residence. b. Installation of odor control facilities. c. Modifications associated with routine maintenance. d. Replacement of a major pump station that has no in-place generator. Answers on page 66 References used for this quiz: • Florida Administrative Code 62-600, Domestic Wastewater Facilities: https://www.flrules.org/gateway/ChapterHome. asp?Chapter=62-600 • Florida Administrative Code 62-604, Collection Systems and Transmission Facilities: https://www.flrules.org/gateway/ChapterHome. asp?Chapter=62-604 • U.S. Environmental Protection Agency “Guide for Evaluation Capacity, Management, Operation and Maintenance Programs at Sanitary Sewer Collection Systems”: https://www.epa.gov/sites/default/files/2015-10/ documents/cmom_guide_for_collection_ systems.pdf
Send Us Your Questions Readers are welcome to submit questions or exercises on water or wastewater treatment plant operations for publication in Test Yourself. Send your question (with the answer) or your exercise (with the solution) by email to: donna@h2owriting.com
