VA DEQ ESC INSPECTOR EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A.pdf

VA DEQ ESC INSPECTOR EXAM QUESTIONS
WITH CORRECT ANSWERS GRADED A+ FOR
2025-2026 ASSURED EXCEL!!

VESCPs-ssCORRECTsANSWERSVirginiasErosionsandsSedimentsControlsProgram



-sAdministeredsbyscounties/citiess(must),stownss(may)

-sMUSTsBEsAPPROVED



MinimumsStandards1s-ssCORRECTsANSWERSStabilization



permanentsorstemporaryssoilsstabilizationsshallsbesappliedstosdenudedsareasswithinssevensdayssaft
ersfinalsgradesissreachedsonsanysportionsofsthessite;stemporaryssoilsstabilizationsshallsbesappliedswit
hinssevensdaysstosdenudedsareassthatsmaysnotsbesatsfinalsgradesbutswillsremainsdormantsforslongers
thans14sdays;spermanentsstabilizationsshallsbesappliedstosareassthatsarestosbesleftsdormantsforsmor
esthansonesyear



SitesNOTsatsFinalsGrades-ssCORRECTsANSWERS-sstabilizesins14sdays

-stemporarilysseed

-smulch

-spermanentlysstabilizesifsdormants>s1syear



SitesatsFinalsGrades-ssCORRECTsANSWERS-sstabilizesins7sdayss(recommendedsimmediately)

-spermanentlysorstemporarilysseedsandsmulch

-smulch/matting/straw



MinimumsStandards2s-ssCORRECTsANSWERSStocksPiles,sWastesandsBorrowsAreas

,duringsconstruction,ssoilsstockspilessandsborrowsareassshallsbesstabilizedsorsprotectedswithssedime
ntstrappingsmeasures



mulchspreventsserosionsbysprotectingsthessurfacesfromsraindropsimpactsandssiltsfencesinterceptssa
ndsdetainssfromsdisturbedsareas



MinimumsStandards3s-ssCORRECTsANSWERSPermanentsVegetation



permanentsvegetationscoversshallsbesestablishedsonsdenudedsareassnotsotherwisespermanentlysst
abilizeds(permanentsvegetationsshallsnotsbesconsideredsestablishedsuntilsasgroundscoversissachieve
dsthatsissuniform,smaturesenoughstossurvive,sandswillsinhibitserosions*theresissnos%sassociatedswiths
this*)s



reduceserosionsandsdecreasessedimentsyieldsfromsdisturbedsarea



thississthesstandardsusedstosverifysthatsassitesissreadysforsreleasesofsbondssorssurety



MinimumsStandards4s-ssCORRECTsANSWERSFirst-StepsMeasures



Sedimentsbasinssandstraps,sperimetersdikes,ssedimentsbarrierssandsothersmeasuressintendedstostra
pssedimentsshallsbesconstructedsassasfirstsstepsinsanysland-
disturbingsactivitysandsshallsbesmadesfunctionalsbeforesupslopeslandsdisturbancestakessplace



ascertainsamountsofsinitialslandsdisturbancesmaysbesrequiredstosprovidesaccesssforsequipmentstosin
stallsthesperimeterscontrols,sbutssitesclearingsandsgradingsshouldsbeskeptstosasminimumsuntilsthespe
rimeterscontrolssaresinsplace

,interceptssandsdetainsssmallsamountssofssedimentsfromsdisturbedsareassduringsconstructionsopera
tionstospreventssedimentsfromsleavingsthessitesandsdecreasesvelocitysofssheetsflowssandslow-to-
moderateslevelschannelsflow



PerimetersControlss-
ssCORRECTsANSWERSassuressthatssedimentsdoessnotsleavesthesperimetersofsthesland-


disturbingsareasoncessitesclearing,sgrading,sandsconstructionscommences



Examples:ssiltsfences,ssedimentstraps,ssedimentsbasins,sconstructionsentrance,stemporarysdiversio
ns,sdiversions



MinimumsStandards5s-ssCORRECTsANSWERSEarthensStructuresStabilization



stabilizationsmeasuressshallsbesappliedstosearthensstructuresssuchsassdams,sdikes,sandsdiversionssi
mmediatelysaftersinstallation



reduceserosionsandssedimentationsandsreducesdamagesfromssedimentsandsrunoffstosdownstreams
orsoff-sitesareas



MinimumsStandards6s-ssCORRECTsANSWERSTrapssandsBasins



sedimentstrapssandsbasinssshallsbesdesignedsandsconstructedsbasedsuponsthestotalsdrainagesareas(
notsjustsdisturbedsarea)stosbesservedsbysthestrapsorsbasin



SedimentsTrapss-
ssCORRECTsANSWERSminimumsstoragescapacitysshallsbes134scubicsyardsspersacresofsdrainagesareas


andsshallsonlyscontrolsdrainagesareasslesssthans3sacres



*stonesoutlets=strap*

, SedimentsBasinss-
ssCORRECTsANSWERSsurfacesrunoffsfromsdisturbedsareassthatsisscomprisedsofsflowsfromsdrainagesa


reassgreatersthansorsequalstos3sacressshallsbescontrolledsbysasbasin;sminimumsstoragescapacitysofsas
sedimentsbasinsshallsbes134scubicsyardsspersacresofsdrainagesarea;sthesoutfallssystemsshall,satsasmin
imum,smaintainsthesstructuralsintegritysofsthesbasinsduringsas25-yearsstormsofs24-
hoursduration;srunoffscoefficientssusedsinsrunoffscalculationssshallscorrespondstosasbaresearthscond
itionsorsthosesconditionssexpectedstosexistswhilesthessedimentsbasinsissutilized.



SedimentsTrappingsDevisess-
ssCORRECTsANSWERS1.splacesnearstheslowestsdrainagespointssofsasproject




2.sinstallsassasfirst-stepsmeasures[MS-4]



3.sstabilizesimmediatelys[MS-5]



4.smustsincludesoutletsprotectionsforsbasinss[MS-11]



MinimumsStandards7s-ssCORRECTsANSWERSCutsandsFillsSlopes



rougheningsthessurfacesofsthesslopesdecreasessrunoff,slowerssthesvelocitysrunoff,sincreasesswatersr
etention,sandsleadsstosbettersseedsgermination



slopessthatsaresfoundstosbeserodingsexcessivelyswithinsonsyearsofspermanentsstabilizationsshallsbesp
rovidedswithsadditionalsslopsstabilizingsmeasuressuntilsthesproblemsisscorrected



MinimumsStandards8s-ssCORRECTsANSWERSConcentratedsRunoff