NPDES Training Exam Study Guide With
100% Complete Solution
Erosioni-iCorrectiAnswer-
processibyiwhichitheilandisurfaceiisiworniawayibyithei
actioniofiwind,iwater,iandigravity.
Sedimentationi-iCorrectiAnswer-
settlingioutiofisoiliparticlesitransportedibyiwateriandi
wind.
Wind;iWateri-iCorrectiAnswer-
Soilierosionicanibeiclassifiediasieitheri_______ierosioni
ori______ierosion.
Overland;iStream;iChanneli-iCorrectiAnswer-
Waterierosionicanibeiclassifiediasieitheri_______ierosio
niori________iandi_________ierosion.
Splashioriraindropierosion,isheetierosion,irillierosion
,iandigullyierosioni-iCorrectiAnswer-
Fouriprocessesiofioverlandierosioniare?
Soilicharacteristics,ivegetativeicover,itopography,ian
diclimatei-iCorrectiAnswer-
Fouriprincipleifactorsiinfluencingisoilierosioniare?
Increasedifloodingireducedihydraulicicapacityiinirive
rs,istreams,ichannels,ireservoirs;iincreasedimainten
anceiofistormwaterisystems;iincreasediwateritreatme
nticosts;iandidecreasedirecreationalivalue.i-
iCorrectiAnswer-
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,Listithreeiphysicalieffectsiofierosioniandisedimentati
on:
Reducedilightiforiaquaticiplants;iclogsifishigills;iimpa
irsispawning;idisruptsifoodichain;iblanketsibottom;is
uppressesiaquaticilife;iandidisruptsiecosystemi-
iCorrectiAnswer-
Listithreeibiologicalieffectsiofierosioniandisedimenta
tion:
Topography;isoils;idrainageipatterns;inaturalivegetat
ioniofitheisite;iandiminimizeitheiextentiofitheiareaiexp
osediationeitimeianditheidurationiofiexposure.i-
iCorrectiAnswer-
Planningitheidevelopmentitoifititheiterrainiusingithei
particular:
PerimeteriControli-iCorrectiAnswer-
Applyi_________i________ipracticesitoiprotectitheidisturb
ediareaifromioff-siteirunoffianditoiprotectioff-
siteiareasifromisedimentidamage.
ErosioniControli-iCorrectiAnswer-
Applyi________i_________ipracticesitoipreventiexcessivei
on-siteidamage.
Low;iRetaini-iCorrectiAnswer-
Keepirunoffivelocitiesi_____iandi_____irunoffionitheisite
.
Immediatelyi-iCorrectiAnswer-
ItiisiveryiimportantitoiStabilizeidisturbediareasi______
___iafterifinaligradingitoipreventiraindropiimpactsifro
micausingierosion.
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, Maintenance;iFollow-upi-iCorrectiAnswer-
Implementiaithoroughi_________iandi________i(inspecti
on)iprogramiasirequirediinitheiConstructioniGenerici
Permiti(CGP).
Clay;iMucki-iCorrectiAnswer-
Soiliparticlesismallerithani0.002immiareiclassifiediasi
_______iandi_______iareitheitwoisoilitypesithaticauseithei
mostierosion/
turbidityiproblemsiiniFloridaianditheiWorld.
High;iLowi-iCorrectiAnswer-
SoilsiinitheiTypeiAihydrologicigroupihavei______iinfiltr
ationiratesiandi______irunoffipotentialieveniwhenithor
oughlyiwetted.
Low;iHighi-iCorrectiAnswer-
SoilsiinitheiTypeiDihydrologicigroupihaveiveryi______ii
nfiltrationiratesiandi______irunoffipotentialiwhenithor
oughlyiwetted.
RainfalliIndexi-iCorrectiAnswer-
theionlyifactoriinitheiUniversaliSoiliLossiEquationiwhi
chiisibeyonditheideveloper'sicontrol.
length;igradient;icoverifactori-iCorrectiAnswer-
Slopei_______,i________,iandi_______i_______iareitheifactor
simostieasilyimanipulatedibyitheideveloper.
Soililossi-iCorrectiAnswer-
TheiRUSLEiisiusedioniouriconstructionisitesitoipredic
t:
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100% Complete Solution
Erosioni-iCorrectiAnswer-
processibyiwhichitheilandisurfaceiisiworniawayibyithei
actioniofiwind,iwater,iandigravity.
Sedimentationi-iCorrectiAnswer-
settlingioutiofisoiliparticlesitransportedibyiwateriandi
wind.
Wind;iWateri-iCorrectiAnswer-
Soilierosionicanibeiclassifiediasieitheri_______ierosioni
ori______ierosion.
Overland;iStream;iChanneli-iCorrectiAnswer-
Waterierosionicanibeiclassifiediasieitheri_______ierosio
niori________iandi_________ierosion.
Splashioriraindropierosion,isheetierosion,irillierosion
,iandigullyierosioni-iCorrectiAnswer-
Fouriprocessesiofioverlandierosioniare?
Soilicharacteristics,ivegetativeicover,itopography,ian
diclimatei-iCorrectiAnswer-
Fouriprincipleifactorsiinfluencingisoilierosioniare?
Increasedifloodingireducedihydraulicicapacityiinirive
rs,istreams,ichannels,ireservoirs;iincreasedimainten
anceiofistormwaterisystems;iincreasediwateritreatme
nticosts;iandidecreasedirecreationalivalue.i-
iCorrectiAnswer-
iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii Vendarsol
,Listithreeiphysicalieffectsiofierosioniandisedimentati
on:
Reducedilightiforiaquaticiplants;iclogsifishigills;iimpa
irsispawning;idisruptsifoodichain;iblanketsibottom;is
uppressesiaquaticilife;iandidisruptsiecosystemi-
iCorrectiAnswer-
Listithreeibiologicalieffectsiofierosioniandisedimenta
tion:
Topography;isoils;idrainageipatterns;inaturalivegetat
ioniofitheisite;iandiminimizeitheiextentiofitheiareaiexp
osediationeitimeianditheidurationiofiexposure.i-
iCorrectiAnswer-
Planningitheidevelopmentitoifititheiterrainiusingithei
particular:
PerimeteriControli-iCorrectiAnswer-
Applyi_________i________ipracticesitoiprotectitheidisturb
ediareaifromioff-siteirunoffianditoiprotectioff-
siteiareasifromisedimentidamage.
ErosioniControli-iCorrectiAnswer-
Applyi________i_________ipracticesitoipreventiexcessivei
on-siteidamage.
Low;iRetaini-iCorrectiAnswer-
Keepirunoffivelocitiesi_____iandi_____irunoffionitheisite
.
Immediatelyi-iCorrectiAnswer-
ItiisiveryiimportantitoiStabilizeidisturbediareasi______
___iafterifinaligradingitoipreventiraindropiimpactsifro
micausingierosion.
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, Maintenance;iFollow-upi-iCorrectiAnswer-
Implementiaithoroughi_________iandi________i(inspecti
on)iprogramiasirequirediinitheiConstructioniGenerici
Permiti(CGP).
Clay;iMucki-iCorrectiAnswer-
Soiliparticlesismallerithani0.002immiareiclassifiediasi
_______iandi_______iareitheitwoisoilitypesithaticauseithei
mostierosion/
turbidityiproblemsiiniFloridaianditheiWorld.
High;iLowi-iCorrectiAnswer-
SoilsiinitheiTypeiAihydrologicigroupihavei______iinfiltr
ationiratesiandi______irunoffipotentialieveniwhenithor
oughlyiwetted.
Low;iHighi-iCorrectiAnswer-
SoilsiinitheiTypeiDihydrologicigroupihaveiveryi______ii
nfiltrationiratesiandi______irunoffipotentialiwhenithor
oughlyiwetted.
RainfalliIndexi-iCorrectiAnswer-
theionlyifactoriinitheiUniversaliSoiliLossiEquationiwhi
chiisibeyonditheideveloper'sicontrol.
length;igradient;icoverifactori-iCorrectiAnswer-
Slopei_______,i________,iandi_______i_______iareitheifactor
simostieasilyimanipulatedibyitheideveloper.
Soililossi-iCorrectiAnswer-
TheiRUSLEiisiusedioniouriconstructionisitesitoipredic
t:
iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii Vendarsol