Operators: Take the CEU Challenge! Members of the Florida Water and Pollution Control Operators Association (FWPCOA) may earn continuing education units through the CEU Challenge! Answer the questions published on this page, based on the technical articles in this month’s issue. Circle the letter of each correct answer. There is only one correct answer to each question! Answer 80 percent of the questions on any article correctly to earn 0.1 CEU for your license. Retests are available. This month’s editorial theme is Distribution and Collection. Look above each set of questions to see if it is for water operators (DW), distribution system operators (DS), or wastewater operators (WW). Mail the completed page (or a photocopy) to: Florida Environmental Professionals Training, P.O. Box 33119, Palm Beach Gardens, Fla. 33420-3119. Enclose $15 for each set of questions you choose to answer (make checks payable to FWPCOA). You MUST be an FWPCOA member before you can submit your answers!
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Open Cut High-Density Polyethylene Pipe Installations per Updates in the Second Edition of AWWA Manual M55 Amster Howard and Camille G. Rubiez (Article 1: CEU = 0.1 DS/DW/WW02015393) 1. R evisions address the use of ___________ for incorporating the effect of weak trench walls. a. structural compressive pipe strength b. c rushed rock c. c omposite Eʹ d. d epth of bury restrictions 2. C lass ____ soils are considered cohesive, but are not recommended for use in pipe installation. a. I b. I I c. IV d. V
3. A n engineered installation is required when a. natural groundwater level is below the pipe. b. d imension ratio is equal to or less than 26. c. depth of cover is 15 ft. or less. d. pipe diameter is greater than 24 in.
4. I n a typical trench cross section, the pipe does not extend into the __________ zone. a. final backfill b. e mbedment c. haunch d. initial backfill
SUBSCRIBER NAME (please print)
Article 1 ____________________________________ LICENSE NUMBER for Which CEUs Should Be Awarded
If paying by credit card, fax to (561) 625-4858 providing the following information:
___________________________________ (Credit Card Number)
___________________________________ (Expiration Date)
5. F or soils classes III, IV, and V, laboratory maximum density is determined by using the standard __________________ compaction test. a. soil resistance b. h ammer deflection c. Proctor d. sieve analysis
EARN CEUS BY ANSWERING QUESTIONS FROM PREVIOUS JOURNAL ISSUES! Contact FWPCOA at membership@fwpcoa.org or at 561-840-0340. Articles from past issues can be viewed on the Journal website, www.fwrj.com.
Florida Water Resources Journal • December 2021
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