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CWEA COLLECTIONS SYSTEM MAINTENANCE GRADE 3|
80+ ACTUAL QUESTIONS & CORRECT VERIFIED
ANSWERS| GRADED A+ | LATEST UPDATE
- A Flagger should Stand? A. On the shoulder adjacent to traffic being controlled B. In the closed lane before stopping vehicle traffic C. In the traffic lane. D. As stated in "A" or "B" above. ANS >> D. As stated in "A" or "B" above.
- Legally responsible officials are required to report category 1 sanitary sewer overflows? A. Within 30 days B. Before end of the day C. As soon as possible D. Within 2 hours ANS >> D. Within 2 hours
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- When working in confined spaces or sewers, what form of lighting would you use? A. Mirrors to direct the sunlight or explosion proof lighting. B. Ordinary electric lights C. Propane, Gas, or kerosene lanterns D. Special matches ANS >> A. Mirrors to direct the sunlight or explosion proof lighting.
- What can happen if water-based substances are used to extinguish electri- cal fires? a. Nothing but extinguish the fire b. The fumes are not harmful c. Receive an electrical shock d. They will corrode the electrical contacts ANS >> c. Receive an electrical shock
- When testing a manhole for explosive gases when should the first tests be made? a. After removing the manhole cover b. Before removing the manhole cover c. At any time d. After ventilation ANS >> b. Before removing the manhole cover
- Atmospheric hazards encountered in manholes can include ANS >> a. non-explosive atmospheres. b. non-toxic atmosphere.
4 B/ B 26 c. 2. d. 1.0 BANS B>> B Bc.B2.
- Which Bchemical Bmay Bbe Bused Bfor Bodor Bcontrol Bin Ba Bsewer Bsystem? a. Calcium Bchloride b. Hydrogen Bperoxide c. Oxidized Baluminum d. Sodium Bchloride BANS B>> B Bb.BHydrogen Bperoxide
- What Binformation Bmust Bbe Bon Ba Bwarning Btag Battached Bto Ba Bswitch Bthat Bhas Bbeen Blocked Bout? a. Directions Bfor Bremoving Btag. b. Name Bof Bnearest Bphysician Bto Bcall Bin Bcase Bof Bemergency. c. Signature Bof Bperson Bwho Blocked Bout Bswitch Band Bwho Bis Bthe Bonly Bperson Bauthorized Bto Bremove Btag. d. Time Bto Bunlock Bswitch. BANS B>> B Bc.BSignature Bof Bperson Bwho Blocked Bout Bswitch Band Bwho Bis Bthe Bonly Bperson Bauthorized Bto Bremove Btag.
- Under Bwhat Bconditions Bmust Beach Bmember Bof Bthe Brescue Bservice Bpractice Bpermit Bspace Brescues? a. At Bleast Bonce Ba Byear Bin Ba Bsimulated Bsituation Bor Bby Bthe Bsatisfactory Bperfor- Bmance Bof Ban Bactual Brescue. b. At Bleast Btwice Ba Byear Bin Bsimulated Bsituations. c. At Bleast Bonce Ba Byear Bin Bsimulated Bsituation Busing Bnon-representative Bspace Bconditions
5 B/ B 26 d. At Bleast Bfour Btimes Ba Byear. BANS B>> B Ba.BAt Bleast Bonce Ba Byear Bin Ba Bsimulated Bsituation Bor Bby Bthe Bsatisfactory Bperformance Bof Ban Bactual Brescue.
- How Bis Ba Bpermit-required Bspace Bdescribed? a. Has Bor Bmay Bcontain Batmospheric, Bengulfment, Bdesign, Bor Bother Bserious Bhealth/safety Bhazard. b. Is Blarge Benough Bto Benter Band Bwork Bin Band Bis Bmeant Bfor Bcontinuous Boccupan- Bcy. c. Is Blarge Benough Bto Benter Band Bwork Bin Band Bhas Ban Bunrestricted Bentry/exit. d. NeverBcontains BanBatmospheric Bor Bengulfment Bhazard. BANS B>> B Ba.BHas BorBmay Bcontain Batmospheric, Bengulfment, Bdesign, Bor Bother Bserious Bhealth/safety Bhazard.
- What Bare Bthe Bthree Bduties Bof Bpersonnel Bin Ba BConfined BSpace Bentry? a. Authorized Bentrants, Bparking Battendants, Bentry Bsupervisors. b. Unauthorized Bentrants, Battendants, Bentry Bsupervisors. c. Authorized Bentrants, Battendants, Bentry Bsupervisors. d. Authorized Bentrants,Battendants,Bevening Bsupervisors BANS B>> B Bc.BAuthorized Bentrants, Battendants, Bentry Bsupervisors.
7 B/ B 26 c. Drill. d. Hammer. BANS B>> B Ba.BMiner's Bpick.
- A Btorque Bwrench Bis Bused Bto Btighten Bwhich Bdevice? a. Pipe Bclamp. b. Drill Bchuck. c. Light Bbulb. d. Sheet Bmetal Bscrew BANS B>> B Ba.BPipe Bclamp.
- Which Bunit Buses Bhigh Bwater Bpressure Band Ba Bvacuum Bto Bclean Bsewer Blines? a. Jetter b. Mechanical Brodder c. Combination Bunit d. Bucket Bmachine BANS B>> B Bc.BCombination Bunit
- In Bsewer Bmaintenance, Bwhat Bis Ba Bpig? a. BA Bball Bforced Bthrough Ba Bsewer Bline. b. A Bpower Brod. c. Any Bfoul Bsmelling Bequipment. d. The Bhydraulic Brodding Btruck. BANS B>> B Ba.BA Bball Bforced Bthrough Ba Bsewer Bline.
- WhenBpouringBaBconcreteBslab,BwhichBofBtheBfollowingBtoolsBisBusedBtoBfinish Bthe Bconcrete?
8 B/ B 26 a. Grasshopper. b. Tamper. c. Trowel. d. Vibrator. BANS B>> B Bc.BTrowel.
- What Btool Bis Bused Bto Bsnare Ba Bbroken Bsection Bof Bsewer Brod? a. Square Bstock Bcorkscrew. b. Auger. c. Pickup Btool. d. Pull Bout Btool. BANS B>> B Bc.BPickup Btool.
- Why Bis Bthe Breplacement Bof Bwastewater Bcollection Bsystems Bin Bsome Bdown- Btown Bstreets Bdifficult? a. Crowding Bof Bother Bunderground Butilities. b. Records Bhave Bnot Bbeen Bmaintained Bproperly Band Bthe Bcollection Bsystem Bis Blost. c. Some Bpeople Bhave Blandscaped Btheir Bbackyards Bover Bthe Bcollection Bsystem Band Bdo Bnot Bwant Btheir Byards Bdug Bup. d. The Bstreets Bwill Bhave Bto Bbe Bpaved Bagain BANS B>> B Ba.BCrowding Bof Bother Bunderground Butilities.
- How Bcan Bthe Bvelocity Bof Bwater Bflowing Bin Ba Bsewer Bbe Bestimated? a. Driving Bbetween Bmanholes Band Breading Bthe Bspeedometer. b. Measuring Bthe BManning's Broughness Bcoefficient Bfor Bthe Bsewer.
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- When Ba Bwater Bmain Bmust Bbe Blaid Bunder Ba Bsewer Bmain, Bthe Bsewer Bpipe Bmust Bbe BANS B>> B a. lined Bwith Bepoxy. b. cleaned Bcarefully. c. replaced Bwith Bwater Btype Bpipe Bwith Bpressure Btight Bjoints. d. taken Bout Bwhile Bthe Bwater Bmain Bis Bbeing Binstalled. BANS B>> B Bc.Breplaced Bwith Bwater Btype Bpipe Bwith Bpressure Btight Bjoints.
- Hydrogen Bperoxide Bcontrols Bodors Bin Bsewers Bby BANS B>> B a. decreasing Bthe Bdissolved Boxygen. b. neutralizing Bthe BPH. c. oxidizing Bsulfide Bcompounds. d. providing Ba Bsource Bof Bhydrogen Bions. BANS B>> B Bc.Boxidizing Bsulfide Bcompounds.
- Construction Bof Ba Bwastewater Bpipeline Bunder Ba Bhighway Bor Brailway Bwithout Bdisrupting Bthe Btraffic Bis Bdone Bby? a. Drag Blining. b. Dredging. c. Embankment Bexcavation. d. Boring Band Bjacking. BANS B>> B Bd.BBoring Band Bjacking.
- When Ba Bgrade Bconflict Bexists Bbetween Ba Bwater Bmain Band Ba Bsewer Bmain, Bwhich Bof Bthe Bfollowing Bis Bthe Bbest Bsolution? a. Build Ba Bmanhole Baround Bthe Bsewer Bmain Band Bcontinue Bthe Bwater
11 B/ B 26 Bmain Bthrough Bthe Bmanhole. b. Drop Bthe Bsewer Bservice Bunder Bthe Bwater Bmain Band Blet Bit Bwork Blike Ba Bsiphon. c. Have Bthe Bwater Bmain Badjusted Band Bhold Bthe Bgrade Bon Bthe Bsewer Bmain. d. Raise Bthe Bsewer Bover Bthe Bwater Bmain Band Binstall Ba Bsewer Bpump Bstation. BANS B>> B Bc. BHave Bthe Bwater Bmain Badjusted Band Bhold Bthe Bgrade Bon Bthe Bsewer Bmain.
- The Breason Bnewly Bconstructed Bcollection Bsystem Bsewers Bshould Bbe Bin- Bspected Bis Bto BANS B>> B a. determine Bif Bthe Bcontractor Bhas Bcomplied Bwith Bplans Band Bspecifications. b. determine Bif Bsmoke Btests Bwill Bbe Bsuccessful. c. determine Bif Bdye Btests Bwill Bbe Bsuccessful. d. determine Bif Bthe Bstreets Bare Bpaved. BANS B>> B Ba.Bdetermine Bif Bthe Bcontractor Bhas Bcomplied Bwith Bplans Band Bspecifications.
- A Bsource Bof Binfiltration Bin Ba Bcollection Bsystem Bis BANS B>> B a. new Bpipes. b. proper Bjoint Bpipes. c. pipe Bliners d. broken Bpipe Bjoints BANS B>> B Bd.Bbroken Bpipe Bjoints
13 B/ B 26 b. concrete. c. stainless BSteel. d. plastic. BANS B>> B Bb. Bconcrete.
- Pipe Bmaterials Bthat Bare Bthe Bleast Bsusceptible Bto Bcorrosion Bby Bacids Bformed Bfrom Bgases Bgenerated Bin Bsewers Bis BANS B>> B a. ACP. b. CIP. c. RCP. d. VCP. BANS B>> B Bd.BVCP.
- Repairs Bto Bmanholes Binclude BANS B>> B a. adjusting Bthe Balignment. b. correcting Bcavitation Bdamages. c. raising Bframe Band Bcover Bto Bgrade. d. tightening Bpacking BANS B>> B Bc.Braising Bframe Band Bcover Bto Bgrade.
- Liners Bare Binstalled Bin Bsewers Bto Bcorrect Bproblems Bcaused Bby BANS B>> B a. grade Balignment. b. grease. c. grit. d. infiltration. BANS B>> B Bd.Binfiltration.
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- A Bkilowatt Bis Bthe Bequivalent Bof BANS B>> B a. 0.67 Bamperes Bat Ba Bvoltage Bof B120. b. 1.34 Bhorsepower. c. 746 Bwatts. d. 1,000 Bmegacycles. BANS B>> B Bb.B1.34 Bhorsepower.
- What Bfactors Bshould Bbe Bconsidered Bwhen Bproviding Btrench Bshoring? a. Grade Bof Bsewer. b. Pipe Bmaterial. c. Structures Bor Bsources Bof Bvibration Bnear Btrenches. d. Cost Bof Bshoring. BANS B>> B Bc.BStructures Bor Bsources Bof Bvibration Bnear Btrenches.
- WhenBsewer Bline Bgrades Bare BtooBflat,BanBodor BproblemBis Blikely BtoBresult.BThe Bmost Blikely Bcause Bof Bthe Bodor Bproblem Bis Bdecreased Bvelocity Bwhich BANS B>> B a. allows Bdecomposable Bsolids Bto Bsettle. b. decreases Bthe Btreatment Btime Bin Bthe Blines. c. increases Bthe Btreatment Btime Bof Binorganic Bsolids. d. allow Bdecomposable Bsolids Bto Bbe Bsuspended. BANS B>> B Ba.Ballows Bdecomposable Bsolids Bto Bsettle.
- After Ba Bcollection Bsystem Bproblem Bhas Bbeen Bsolved, Byou Bshould BANS B>> B a. wait Buntil Bnext Bweek Bto Bfill Bout Bthe Breport Bforms. b. take Ba Bbreak.
16 B/ B 26
- ToBtestBfor Bpipe Bdeflection Band Bjoint Boffset,ByouBwould Bconduct Bwhich Bof Bthe Bfollowing Btests? a. Smoke. b. Air. c. Mandrill. d. Water. BANS B>> B
- While Bthe BCCTC Bis Bbeing Bpulled Bthrough Bthe Bline, Bthe BANS B>> B a. camera Bmust Bnever Bstop. b. camera Bshould Bbe Bforced Bthrough Bany Bobstruction. c. operator Bmust Bnever Bstop Blooking Bat Bthe Bmonitor. d. operator Bmust Bnever Buse Ba Btag Bline. BANS B>> B
- If Bthe Bcamera Bbecomes Bwedged Bduring Ba Bvideo Binspection, Bwhich Bof Bthe Bfollowing Bwould Bbe Byour Bfirst Bstep Bin Bsolving Bthe Bproblem? a. Dig Bup Bthe Barea Bwhere Bthe Bcamera Bis Bwedged. b. Attempt Bto Bfree Bthe Bcamera Bwith Bthe Btag Bline. c. Attach Bpull Bcable Bto Ba Bbackhoe Band Bpull Bis Bout. d. Wait Bawhile Bto Bsee Bif Bit Bwill Bfree Bitself. BANS B>> B
- A BCategory B 1 BSSO Bis BANS B>> B a. any Bvolume Breaching Bsurface Bwaters. b. any Bvolume Bentering Ba Bstorm Bdrain Band Bnot Brecovered B.
17 B/ B 26 c. any Bspill Bgreater Bthan B 1000 Bgallons. d. all Bof Bthe Babove. BANS B>> B
- InBaB 25 BMPHBzone,BDistanceBofBFlaggerBStationBinBAdvanceBofBtheBWorkBSpace Bshould Bbe BANS B>> B a. 155 Bfeet b. 15 Bfeet c. 25 Bfeet d. Unimportant BANS B>> B
- A Bcondition Bwhich Bcan Bcause Bcavitation Bin Ba Bpump Bis BANS B>> B a. an Bair Bleak Bon Bsuction Bside. b. clear Bwater Bbeing Bpumped. c. a Bfully Bopened Bsuction Bvalve. d. operating Bwithin Bdesign Bcurve. BANS B>> B
- Where Bis Ba Bcheck Bvalve Bfor Ba Blift Bstation Bpump Binstalled? a. Between Bthe Bdischarge Bisolation Bvalve Band Bthe Bdischarge Bport Bof Bthe Bpump. b. Between Bthe Bsuction Bisolation Bvalve Band Bthe Bline Bthrough Bthe Bwet Bwell Bwall. c. BetweenBtheBsuctionBportBofBtheBpumpBandBtheBsuctionBisolationBvalveBforBthe Bpump. d. Downstream, Bjust Bbeyond Bthe Bdischarge Bisolation Bvalve Bfor Bthe Bpump. BANS B>> B
19 B/ B 26 b. Broken Bfloat Bline c. Short Bin Belectrode Bleads d. Electrode Bcoated Bwith Bgrease BANS B>> B
- What Bis Bthe Bmost Bcommon Btype Bof Bpump Bused Bin Blift Bstations? a. Piston b. Ejector c. Centrifugal d. Diaphragm BANS B>> B
- Vibrations Bin Bpumps Bmay Bbe Bcaused Bby Bimproper Bmotor-pump BANS B>> B a. alignment. b. curves. c. piping. d. power Bfactor. BANS B>> B
- What Btype Bof Bpump Bis Bnot Bseriously Bdamaged Bif Bthe Bdischarge Bvalve Bis Bclosed Bfor Ba Bshort Btime Bwhile Bthe Bpump Bis Brunning? a. Centrifugal Bpump. b. Diaphragm Bpump.
20 B/ B 26 c. Piston Bpump. d. Plunger Bpump. BANS B>> B
- A Bmechanical Bventilation Bsystem Bin Ba Blift Bstation Bwet Bwell Bshould Bbe Bable Bto Bexchange Bthe Bair Bin Bthe Bwet Bwell Bhow Bmany Btimes Ban Bhour? a. 10 b. 20 c. 30 d. 60 BANS B>> B
- A Bpump Bis Bpumping Bless Bthan Bits Bexpected Brate Bof Bdischarge.BWhat Bcould Bbe Bthe Bcause? a. Speed Bof Bmotor Btoo Bhigh. b. Pump Bis Bprimed. c. Impeller Bclogged. d. Discharge Bhead Btoo Blow. BANS B>> B
- A Bmaintenance Bbudget BANS B>> B a. is Bnot Bconcerned Bwith Bcapitol Breplacement. b. does Bnot Bconsider Bequipment-operating Bconditions. c. must Bbe Bjustifiable. d. does Bnot Brelate Bto Bfuture Bneeds. BANS B>> B
- Which Bof Bthe Bfollowing Bgoverns Bemployee Bbehavior?
