VA DEQ EROSION AND SEDIMENT CONTROL FOR
CONSTRUCTION SITES EXAM QUESTIONS WITH
CORRECT ANSWERS GRADED A+ FOR 2025-2026
ASSURED EXCEL!!
1972fCleanfWaterfActf(CWA)f-
ffCORRECTfANSWERSAmericansfhavefthefrightftoffishfandfswimfsafelyfinfpublicfwaterways.
IntroducesfNPDESf(nip-deez),fNationalfPollutionfDischargefEliminationfSystem
1987fCWAfupdatef-
ffCORRECTfANSWERSIndustrialfandfmunicipalfstormwaterfdischargesfnowfhavefpermittingfobligatio
nsfunderfNPDES.
JurisdictionsfinfthefBayfhadfESCfrulesfinfplacefatfthefstateflevelfsincefthefmidf90s.
1992fCWAfPhasef1foffNPDESfpermitf-
ffCORRECTfANSWERSOperatorsfoffconstructionfactivitiesfdisturbingffivefacresforfmorefarefrequiredft
ofobtainfcoveragefunderfafConstructionfGeneralfPermit.
1999fCWAfPhasef2fNPDESfupdatef-
ffCORRECTfANSWERSSmallfconstructionfactivitiesfdisturbingfbetweenf1fandf5facresfneedfafCGP
2013fCWAfNPDESfLDAfactivitiesfacreagefupdatef-
ffCORRECTfANSWERSNY,fDE,fPA,fMA,fDCfimplementfaf5,000fsqfftfthresholdfforflocalfpermitsftofdistur
bfland
VAfthresholdfisf10,000fsqfftfexceptfinfthefBayfpreservationfareafwherefitfisf2,500fsqfft.
, (infthefCBPA,fafCGPfisfnotfrequiredfiffthefprojectfisfsmallerfthanf1facre,fhowever,fESCfandfSWMfplansf
arefrequired)
3fStrategiesftofpreventferosionf-ffCORRECTfANSWERSStabilizefdenudedfareasfwithinf7fdays
Stabilizeforftrapfstockpiles
Usefafphasedfconstructionfapproachf(nofmorefthanf20facresfatfaftime)
5fPracticesftofpreventferosionf-ffCORRECTfANSWERSVegetativefControl
Topsoilingf
VegetativefEstablishment
Mulches,fBlankets,fandfMatting
DustfControl
5fStagesfoffSoilfErosionf(water)f1.fRaindropf-ffCORRECTfANSWERS1.fraindropf-
fkineticf(diameter,fvelocity),fchurnfsurface,fsealsfpores,f90%
5fStagesfoffSoilfErosionf(water)f2.fSheetf-ffCORRECTfANSWERS2.fsheetf-
fshallow,ftransportsfsedimentfdisturbedfbyfraindrops
5fStagesfoffSoilfErosionf(water)f3.fRillf-ffCORRECTfANSWERS3.fRillf-
fconcentratedfhigherfvelocityfandfturbulencefinflowfspotsf(topographic)
5fStagesfoffSoilfErosionf(water)f4.fGullyf-ffCORRECTfANSWERS4.fGullyf-
fconvergedfrills,fmayfrequirefheavyfequipmentftofrepair
5fStagesfoffSoilfErosionf(water)f5.fChannelf-ffCORRECTfANSWERS5.fChannelf-
fenlargedfgulliesforfexistingfstreambanksfdestroyedfbyfflow
CONSTRUCTION SITES EXAM QUESTIONS WITH
CORRECT ANSWERS GRADED A+ FOR 2025-2026
ASSURED EXCEL!!
1972fCleanfWaterfActf(CWA)f-
ffCORRECTfANSWERSAmericansfhavefthefrightftoffishfandfswimfsafelyfinfpublicfwaterways.
IntroducesfNPDESf(nip-deez),fNationalfPollutionfDischargefEliminationfSystem
1987fCWAfupdatef-
ffCORRECTfANSWERSIndustrialfandfmunicipalfstormwaterfdischargesfnowfhavefpermittingfobligatio
nsfunderfNPDES.
JurisdictionsfinfthefBayfhadfESCfrulesfinfplacefatfthefstateflevelfsincefthefmidf90s.
1992fCWAfPhasef1foffNPDESfpermitf-
ffCORRECTfANSWERSOperatorsfoffconstructionfactivitiesfdisturbingffivefacresforfmorefarefrequiredft
ofobtainfcoveragefunderfafConstructionfGeneralfPermit.
1999fCWAfPhasef2fNPDESfupdatef-
ffCORRECTfANSWERSSmallfconstructionfactivitiesfdisturbingfbetweenf1fandf5facresfneedfafCGP
2013fCWAfNPDESfLDAfactivitiesfacreagefupdatef-
ffCORRECTfANSWERSNY,fDE,fPA,fMA,fDCfimplementfaf5,000fsqfftfthresholdfforflocalfpermitsftofdistur
bfland
VAfthresholdfisf10,000fsqfftfexceptfinfthefBayfpreservationfareafwherefitfisf2,500fsqfft.
, (infthefCBPA,fafCGPfisfnotfrequiredfiffthefprojectfisfsmallerfthanf1facre,fhowever,fESCfandfSWMfplansf
arefrequired)
3fStrategiesftofpreventferosionf-ffCORRECTfANSWERSStabilizefdenudedfareasfwithinf7fdays
Stabilizeforftrapfstockpiles
Usefafphasedfconstructionfapproachf(nofmorefthanf20facresfatfaftime)
5fPracticesftofpreventferosionf-ffCORRECTfANSWERSVegetativefControl
Topsoilingf
VegetativefEstablishment
Mulches,fBlankets,fandfMatting
DustfControl
5fStagesfoffSoilfErosionf(water)f1.fRaindropf-ffCORRECTfANSWERS1.fraindropf-
fkineticf(diameter,fvelocity),fchurnfsurface,fsealsfpores,f90%
5fStagesfoffSoilfErosionf(water)f2.fSheetf-ffCORRECTfANSWERS2.fsheetf-
fshallow,ftransportsfsedimentfdisturbedfbyfraindrops
5fStagesfoffSoilfErosionf(water)f3.fRillf-ffCORRECTfANSWERS3.fRillf-
fconcentratedfhigherfvelocityfandfturbulencefinflowfspotsf(topographic)
5fStagesfoffSoilfErosionf(water)f4.fGullyf-ffCORRECTfANSWERS4.fGullyf-
fconvergedfrills,fmayfrequirefheavyfequipmentftofrepair
5fStagesfoffSoilfErosionf(water)f5.fChannelf-ffCORRECTfANSWERS5.fChannelf-
fenlargedfgulliesforfexistingfstreambanksfdestroyedfbyfflow