CLASS D WASTEWATER TEST
LATEST 2026/2027 ACTUAL EXAM
QUESTIONS WITH CORRECT
ANSWERS 100% VERIFIED GRADED
A+
1. Operatormtreatmentmgoalsmaremdefinedmbymthemlimitsmandmconditionsminmwastemdischargem
-mCORRECTmANSWERmPermits
2. AccordingmtomTCEQmdesignmcriteriamformdomesticmwastewatermsystemm(30mTexasmadministr
ativemcodemchapterm217)mwastewatermcollectionmlinesmshouldmnotmbeminstalledmanymcloser
mthanm(9)mfeetmfrommanm(blank)mlinem-mCORRECTmANSWERmWater
3. Screeningsmfrommamtreatmentmplantmshouldmbem-
mCORRECTmANSWERmBuriedminmampermittedmsanitarymlandfill
4. (Blank)mismconsideredmtombempreliminarymtreatmentm-mCORRECTmANSWERmGritmremoval
5. Settlingmofmsolidsmoccursmmoremrapidlyminm-mCORRECTmANSWERmWarmmwastewater
6. Climatemrelatedmconditionsmwhichmaffectmstabilizationmpondmoperationsmincludem-
mCORRECTmANSWERmBothmBmandmCm/mTemperaturemandmPrevailingmWinds
7. Treatmentmprocessesminmfacultativempondmarem-
mCORRECTmANSWERmBothmaerobicmandmanaerobic
8. Thempurposemofmamwastewatermtreatmentmpondmismtomstabilizemorganicmmaterialsminmsewa
gembymnaturalmprocessm-mCORRECTmANSWERmTrue
LATEST 2026/2027 ACTUAL EXAM
QUESTIONS WITH CORRECT
ANSWERS 100% VERIFIED GRADED
A+
1. Operatormtreatmentmgoalsmaremdefinedmbymthemlimitsmandmconditionsminmwastemdischargem
-mCORRECTmANSWERmPermits
2. AccordingmtomTCEQmdesignmcriteriamformdomesticmwastewatermsystemm(30mTexasmadministr
ativemcodemchapterm217)mwastewatermcollectionmlinesmshouldmnotmbeminstalledmanymcloser
mthanm(9)mfeetmfrommanm(blank)mlinem-mCORRECTmANSWERmWater
3. Screeningsmfrommamtreatmentmplantmshouldmbem-
mCORRECTmANSWERmBuriedminmampermittedmsanitarymlandfill
4. (Blank)mismconsideredmtombempreliminarymtreatmentm-mCORRECTmANSWERmGritmremoval
5. Settlingmofmsolidsmoccursmmoremrapidlyminm-mCORRECTmANSWERmWarmmwastewater
6. Climatemrelatedmconditionsmwhichmaffectmstabilizationmpondmoperationsmincludem-
mCORRECTmANSWERmBothmBmandmCm/mTemperaturemandmPrevailingmWinds
7. Treatmentmprocessesminmfacultativempondmarem-
mCORRECTmANSWERmBothmaerobicmandmanaerobic
8. Thempurposemofmamwastewatermtreatmentmpondmismtomstabilizemorganicmmaterialsminmsewa
gembymnaturalmprocessm-mCORRECTmANSWERmTrue