Sludge Digestion & Solids Handling: The course is designed to prepare operators for the Grade 2, 3, and 4 Alabama Wastewater Certification Exams. Which organism wold most probably be associated with moderate sludge age and effluent water quality, Wastewater sources & characteristics: Please upgrade to Cram Premium to create hundreds of folders! Sludge Digestion & Solids Handling: V. WHAT OPERATORS NEED TO KNOW 3-9 . a. high sludge production If an induction motor is rated at 40 amps for a full-load current, what will be the most probable starting sequence amps required? I had the same problem with my ABC exam for my industrial license. Equilibrium system and stress factors a. BOD 0000001543 00000 n The small wastewater system certificate is a "hybrid" certificate, combining both wastewater treatment and wastewater collection expertise for communities that serve fewer than 3,300 persons. What is the odor detection limit of chlorine gas? Activated Sludge Module 1 . The effluent from which process is called mixed liquor d. plunger feeder, Solids removal from secondary effluent: How often should the liquid level be checked on a digester to prevent overfilling? d. positive displacement. Most algae are in the____kingdom, Activated Sludge: The last stage is the treatment of RMW. Classes will Start September 7, 2021 and meet twice per week (Tues & Thurs) for six weeks, ending on October 14, 2021. Activated Sludge: a. pH Sludge Digestion & Solids Handling: What document provides a profile of hazardous substances and/or mixtures? b. hypochlorous acid Which one of the following parameters can be preserved for later lab analysis? a. Took the class III exam from the ABC program yesterday and felt very under knowledge. c. temperature Class 4 Study Guide Wastewater Operator Certification . 1. What is the optimum temperature range of mesophile bacteria in anaerobic digestion? Waste Treatment Ponds: c. 6 stages Sludge Digestion & Solids Handling: Residual Solids Management: Influent BOD testing will allow monitoring of F/M ratio and plant organic loading. How often should flame arresters be service on anaerobic digesters? Relatively simple wastewater technologies can be designed to provide low cost sanitation and environmental protection while providing additional benefits fro A determination of waste as hazardous requires possible prohibition or limitations relating to the management of that particular waste. Wastewater Solids Processing: Milliliters of sample used: 2. STUDY STRATEGY 10-13 . a. heavy metals I included the answers at the bottom of this page. Wastewater Grade 2 t/f. DO r.invoke.apply(r,arguments):r.queue.push(arguments)}, Disinfection: What do roller guides provide in an anaerobic digester? 4 feet deep 8 feet deep 3 feet wide 7) A wet well is 9 feet deep by 21 feet in diameter. b. reduce turbulence The ABC formula sheet is provided, and you must bring a non-programmable calculator. Microorganisms that are methane fermenters will only produce in the pH range of, Sludge Digestion & Solids Handling: The process that uses heat to selectively destroy undesirable organisms is called: Disinfection: b. toxic gases @keyframes ibDwUVR1CAykturOgqOS5{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}._3LwT7hgGcSjmJ7ng7drAuq{--sizePx:0;font-size:4px;position:relative;text-indent:-9999em;border-radius:50%;border:4px solid var(--newCommunityTheme-bodyTextAlpha20);border-left-color:var(--newCommunityTheme-body);transform:translateZ(0);animation:ibDwUVR1CAykturOgqOS5 1.1s linear infinite}._3LwT7hgGcSjmJ7ng7drAuq,._3LwT7hgGcSjmJ7ng7drAuq:after{width:var(--sizePx);height:var(--sizePx)}._3LwT7hgGcSjmJ7ng7drAuq:after{border-radius:50%}._3LwT7hgGcSjmJ7ng7drAuq._2qr28EeyPvBWAsPKl-KuWN{margin:0 auto} d. chemical oxidation, Wastewater Solids Processing: proper operation. d. phosphate-free surfactant, Activated Sludge: Maintenance: What is the most accurate measure of the organisms present in an aerator for treating incoming wastes? To what pH should wastewater be raised to halt sulfide production and inhibit sludge growth and biological slimes? Water Treatment Certification practice tests, flashcards, study guides, and more. My score on the exam was a B+ for the level one, my score for other exams have been much better. d. flotation, Wastewater Solids Processing: d. phosphorous, Activated Sludge: b. are more fibrous Water and Wastewater Microbiology" What is the difference between a weak acid and a strong acid? Practice Exam #1 Practice Exam #1 - Answers Practice Exam #2 - Answers Practice Exam #2 Practice Exam #1 - Answers Waste Treatment Ponds: Rotating Biological Contactors: 360mg/l. Wastewater and some forms of industrial runoff can be treated and purified by algae (Algae Basics. This course includes the following lessons: System Design and Layout, Distribution Piping, Water Storage, Fire Hydrants and Valves, Water Meters, Pumps and Motors, Cross-Connection Control, Disinfection, Corrosion Control, Water Quality, Water Main Installation and Backfilling, Safety, Regulations, Hydraulics The solids treatment method that usually dewaters solids by mixing them with a bulking agent, and then waiting for biological stabilization to occur is called________, Wastewater Solids Processing: True. The examinations consist of multiple choice questions and essay questions designed to test your knowledge of the wastewater facilities for which you are seeking certification. c. add treatment chemicals In the activated sludge system for the process control of effluent suspended solids, what is the primary controlling variable for the desired microbial population? Bacteria are in the ______kingdom, Activated Sludge: Microbiology. So every time you practice you will take a unique test. Always pour the acid into the water. Sedimentation and Flotation: Chlorine disinfects water much slower at a pH around 7.0 than at a pH over 8.0. Class K Study Guide Industrial Wastewater Operator Certification . 3 stages Test yourself before taking your state exam. What condition will occur if sludge is not pumped out of primary clarifiers at regular intervals? b. oils and greases Hydrogen Sulfide will exist in a system depending on the presence or absence of_____. Upgrade to Combined Grade 7 - Massachusetts Wastewater Treatment Plant Operator. I passed the next time. Press J to jump to the feed. Which method would not be used to feed LIQUID chemicals? Pools with crystal clear water look inviti Use LEFT and RIGHT arrow keys to navigate between flashcards; Use UP and DOWN arrow keys to flip the card; audio not yet available for this language. Activated Sludge: Odor Control: This means that each wastewater treatment facility in Illinois is required to be operated by a wastewater operator who is certified at or above the certification level required for the treatment facility. Illinois Rural Water Association 3305 Kennedy Road; PO Box 49 Taylorville, IL 62568 Phone: 217-287-2115 Fax: 217-824-8638 Email: ilrwa@ilrwa.org Residual Solids Management: Wastewater Treatment Operator Certification Exam - 4 Practice Problems Water and Wastewater Courses 6.18K subscribers Subscribe 86K views 5 years ago For practice exams:. Wastewater Solids Processing: a. heavy metals IX. }(window,document,"script","https://cdn.feathr.co/js/boomerang.min.js","feathr"); Verified questions. Study Guides - Wastewater Operator Certification IEPA Topics Water Quality Wastewater Operator Certification Study Guides Exam Schedule Study Guides Class 1 Class 2 Class 3 Class 4 Operator-In-Training Class K - Industrial Collection System For more information contact: Dianne Potter at 217-782-9720 d. COD, Trickling Filters: If power to a Test Center is temporarily interrupted during an administration, your examination will be restarted. Which chemical in the following list is the strongest disinfectant? What is the recommended withdrawal of chlorine in pounds from a 100 or 150 lb cylinder in a 24-hr period such that freezing does not occur? Wastewater Class 2 multiple choice. Where would toxicants least likely cause a problem for a wastewater treatment plant? What is the ultimate measure of effective chlorination? (3) reddish brown, Activated Sludge: Effluent Disposal: 1. Unfortunately my state uses the ABC program from California to acquire licenses. 5,$>/SFZ=_Y;PA v UhK1.N7,#Fi__&5&h5mm>b8AE^dGP7\A6fS-/z%o%ND(uaheK^R`;tf![mIMv=X%[ej1v!OypyRO5Qje|=:"*!KUgJ}-*C_.>(P@&iGl/W"-vZe0}[T]]M AWw4q:;) x~H60qg;05?R52NQD* oqIyyydw/5[yU f[Wo3Z0/=y_avd67!@vP1[ =7$F5]X\. Humus sludge is biomass from, Trickling Filters: ABC's website provides Need to Know Criteria for exams. stream c. once per day Why do the strings used for the lowest-frequency notes on a piano normally have wire wrapped around them? Introduction document.write ("#"); Reciprocity Solutions for OpCert Programs, 2017 Wastewater Treatment Operator Class I, 2017 Wastewater Treatment Operator Class II, 2017 Wastewater Treatment Operator Class III, 2017 Wastewater Treatment Operator Class IV, California State University, Sacramento (CSUS) Foundation, Office of Water Programs. What type of protozoa is typically associated with a poor treatment process and a young bio-solids age? Safety: You have already completed the quiz before. 100:2:1 You must sign in or sign up to start the quiz. What should be the color of an oxidation ditch that is working properly? anatomy and physiology. 122 terms. -all blowers are running. b. To go to the Class 2 & 3 Study Guide Click on above tab. 50 terms. Because water samples sometimes require repeat or backup tests, the amount of sample that should collected for samples that are preserved and transported for any particular analysis should be at least____times the amount for those analysis, Effluent Disposal: Study Guide . c. applying chlorine Sludge Digestion & Solids Handling: We'll bring you back here when you are done. d. pure oxygen, Activated Sludge: The detention time for primary clarifiers usually has a range of_____hr/s, Wastewater Treatment Facilities: c. orifice . The Examination Request for Wastewater Operator Certification must be submitted for a Letter of Admission to be issued. Tightened down to a drip. DO d. organic toxicants, Activated Sludge: If the head works in a wastewater treatment plant had an H2S odor, what would be the most likely solution? Was it a 3 in collections or treatment? a. improve housekeeping Digestion is working properly if the volatile solids content of the raw sludge has been reduced by ___-___%, Sludge Digestion & Solids Handling: Aerobic ponds usually range in depth from ___-____ft, Wastewater Treatment Facilities: (TCs) that may be used to substitute for up to half of the required experience for Class 1, Class 2, and Class 3 Waterworks or Wastewater Works Operator licenses . a.secondary clarification A solids treatment thickening process method would be /Filter /FlateDecode b. All I used were the study guide modules 1 and 2 on this website https://royceu.com/Public/PracticeQuizes.aspx I kept doing them until I was getting scores above 90. Student Resources. Study materials to help you succeed. @keyframes _1tIZttmhLdrIGrB-6VvZcT{0%{opacity:0}to{opacity:1}}._3uK2I0hi3JFTKnMUFHD2Pd,.HQ2VJViRjokXpRbJzPvvc{--infoTextTooltip-overflow-left:0px;font-size:12px;font-weight:500;line-height:16px;padding:3px 9px;position:absolute;border-radius:4px;margin-top:-6px;background:#000;color:#fff;animation:_1tIZttmhLdrIGrB-6VvZcT .5s step-end;z-index:100;white-space:pre-wrap}._3uK2I0hi3JFTKnMUFHD2Pd:after,.HQ2VJViRjokXpRbJzPvvc:after{content:"";position:absolute;top:100%;left:calc(50% - 4px - var(--infoTextTooltip-overflow-left));width:0;height:0;border-top:3px solid #000;border-left:4px solid transparent;border-right:4px solid transparent}._3uK2I0hi3JFTKnMUFHD2Pd{margin-top:6px}._3uK2I0hi3JFTKnMUFHD2Pd:after{border-bottom:3px solid #000;border-top:none;bottom:100%;top:auto} Which one of the following types of substance is not soluble in water and has the potential of creating explosive conditions? The Wastewater Operator Certification Program is intended to protect public health, environmental quality, and the financial investment of wastewater facilities. -temperature is 19 degrees C. -specific oxygen uptake rate (SOUR) is 1.2mg/L O2/g/hr. The program suggests purchasing their books from Sacramento. d. extended aeration activated sludge. Our proven study tools will prepare you to take the Water Treatment, Water Distribution and Wastewater Operator exams with confidence. Approved Training Provider - Indiana, Illinois, Ohio, Delaware, Alabama, Maryland, Idaho, North Carolina, South Carolina, Virginia, West Virginia, Tennessee and Kentucky. 2014. 2014 Click to Rate "Hated It" Click to Rate "Didn't Like It" Post was not sent - check your email addresses! Sludge Digestion & Solids Handling: What modified activated sludge process does not require primary treatment? a. hair The clarity of a trickling filter's effluent is considered good when the "Secchi" disk can be read at a level of___ft, Basic Chemistry: how much surface area of a rotating biological contactor is immerses in the wastewater? d. about the same volume as the grit being removed. typically, how often should sediment and drip traps be drained in cold water? How many steps are the in coagulation? d. organisms available to treat the wastes, Activated Sludge: what % of the dissolved solids in wastewater are inorganics, Wastewater sources & characteristics: At what concentration level should dissolved oxygen be maintained during the initial start up of a oxidation ditch? When I sat for the tests it had a completely different "feel" and higher level of complexity than what I studied for in the ABC. (b) What is the magnification of the image of the fish? This 5 question practice test is a demo of the full, 100 question, practice test available to members. A fish is 2.5m2.5 \mathrm{~m}2.5m in front of the diving mask. GLOSSARY OF WASTEWATER WORDS 22-28 . THESE ARE NOT DUPLICATE QUESTIONS FROM ANY STATE EXAM. Waste Treatment Ponds: d. preaeration. Krysta_Wordock. Wastewater sources & characteristics: Safety: Water and Wastewater Courses For Operator Certification. Are you saying that the questions were easier on the actual test or harder? c. sludge drying bed or pond Rotating Biological Contactors: Secondary Treatment: Waste Treatment Ponds: -pH is 7.2. What substance can cause obstructions in the sewer system and may cause anaerobic decomposition where the substances accumulate? ABC wastewater exam class III : r/Wastewater. ._1EPynDYoibfs7nDggdH7Gq{margin-bottom:8px;position:relative}._1EPynDYoibfs7nDggdH7Gq._3-0c12FCnHoLz34dQVveax{max-height:63px;overflow:hidden}._1zPvgKHteTOub9dKkvrOl4{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word}._1dp4_svQVkkuV143AIEKsf{-ms-flex-align:baseline;align-items:baseline;background-color:var(--newCommunityTheme-body);bottom:-2px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap;padding-left:2px;position:absolute;right:-8px}._5VBcBVybCfosCzMJlXzC3{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;color:var(--newCommunityTheme-bodyText)}._3YNtuKT-Is6XUBvdluRTyI{position:relative;background-color:0;color:var(--newCommunityTheme-metaText);fill:var(--newCommunityTheme-metaText);border:0;padding:0 8px}._3YNtuKT-Is6XUBvdluRTyI:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;border-radius:9999px;background:var(--newCommunityTheme-metaText);opacity:0}._3YNtuKT-Is6XUBvdluRTyI:hover:before{opacity:.08}._3YNtuKT-Is6XUBvdluRTyI:focus{outline:none}._3YNtuKT-Is6XUBvdluRTyI:focus:before{opacity:.16}._3YNtuKT-Is6XUBvdluRTyI._2Z_0gYdq8Wr3FulRLZXC3e:before,._3YNtuKT-Is6XUBvdluRTyI:active:before{opacity:.24}._3YNtuKT-Is6XUBvdluRTyI:disabled,._3YNtuKT-Is6XUBvdluRTyI[data-disabled],._3YNtuKT-Is6XUBvdluRTyI[disabled]{cursor:not-allowed;filter:grayscale(1);background:none;color:var(--newCommunityTheme-metaTextAlpha50);fill:var(--newCommunityTheme-metaTextAlpha50)}._2ZTVnRPqdyKo1dA7Q7i4EL{transition:all .1s linear 0s}.k51Bu_pyEfHQF6AAhaKfS{transition:none}._2qi_L6gKnhyJ0ZxPmwbDFK{transition:all .1s linear 0s;display:block;background-color:var(--newCommunityTheme-field);border-radius:4px;padding:8px;margin-bottom:12px;margin-top:8px;border:1px solid var(--newCommunityTheme-canvas);cursor:pointer}._2qi_L6gKnhyJ0ZxPmwbDFK:focus{outline:none}._2qi_L6gKnhyJ0ZxPmwbDFK:hover{border:1px solid var(--newCommunityTheme-button)}._2qi_L6gKnhyJ0ZxPmwbDFK._3GG6tRGPPJiejLqt2AZfh4{transition:none;border:1px solid var(--newCommunityTheme-button)}.IzSmZckfdQu5YP9qCsdWO{cursor:pointer;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO ._1EPynDYoibfs7nDggdH7Gq{border:1px solid transparent;border-radius:4px;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO:hover ._1EPynDYoibfs7nDggdH7Gq{border:1px solid var(--newCommunityTheme-button);padding:4px}._1YvJWALkJ8iKZxUU53TeNO{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7{display:-ms-flexbox;display:flex}._3adDzm8E3q64yWtEcs5XU7 ._3jyKpErOrdUDMh0RFq5V6f{-ms-flex:100%;flex:100%}._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v,._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{font-size:12px;font-weight:700;line-height:16px;cursor:pointer;-ms-flex-item-align:end;align-self:flex-end;-webkit-user-select:none;-ms-user-select:none;user-select:none}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v{color:var(--newCommunityTheme-button);margin-right:8px;color:var(--newCommunityTheme-errorText)}._3zTJ9t4vNwm1NrIaZ35NS6{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word;width:100%;padding:0;border:none;background-color:transparent;resize:none;outline:none;cursor:pointer;color:var(--newRedditTheme-bodyText)}._2JIiUcAdp9rIhjEbIjcuQ-{resize:none;cursor:auto}._2I2LpaEhGCzQ9inJMwliNO,._42Nh7O6pFcqnA6OZd3bOK{display:inline-block;margin-left:4px;vertical-align:middle}._42Nh7O6pFcqnA6OZd3bOK{fill:var(--newCommunityTheme-button);color:var(--newCommunityTheme-button);height:16px;width:16px;margin-bottom:2px} Sedimentation and Flotation: The responses provided up to the point of interruption will be 2,135 Gal./Min. By the way, please keep in mind these problems are for anyone who is pursuing the first two certification levels. b. cyanide a. conventional modification Reliability can only . Enhanced Biological (Nutrient) Control: Disinfection: Activated Sludge Module 2 . What is the solids treatment method that aerated the recycles water from the unit under pressure? ._1QwShihKKlyRXyQSlqYaWW{height:16px;width:16px;vertical-align:bottom}._2X6EB3ZhEeXCh1eIVA64XM{margin-left:3px}._1jNPl3YUk6zbpLWdjaJT1r{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;padding:0 4px}._1jNPl3YUk6zbpLWdjaJT1r._39BEcWjOlYi1QGcJil6-yl{padding:0}._2hSecp_zkPm_s5ddV2htoj{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;margin-left:0;padding:0 4px}._2hSecp_zkPm_s5ddV2htoj._39BEcWjOlYi1QGcJil6-yl{padding:0}._1wzhGvvafQFOWAyA157okr{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;box-sizing:border-box;line-height:14px;padding:0 4px}._3BPVpMSn5b1vb1yTQuqCRH,._1wzhGvvafQFOWAyA157okr{display:inline-block;height:16px}._3BPVpMSn5b1vb1yTQuqCRH{background-color:var(--newRedditTheme-body);border-radius:50%;margin-left:5px;text-align:center;width:16px}._2cvySYWkqJfynvXFOpNc5L{height:10px;width:10px}.aJrgrewN9C8x1Fusdx4hh{padding:2px 8px}._1wj6zoMi6hRP5YhJ8nXWXE{font-size:14px;padding:7px 12px}._2VqfzH0dZ9dIl3XWNxs42y{border-radius:20px}._2VqfzH0dZ9dIl3XWNxs42y:hover{opacity:.85}._2VqfzH0dZ9dIl3XWNxs42y:active{transform:scale(.95)}

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