FL SWPPP 2025|Exam Questions with Correct Answers 100% Verified By Experts|2025/2026
Latest Update
Erosion process by which land surface is worn away by the action of wind, water, or gravity
Sedimentation settling out of soil particles transported by water and wind
Soil erosion can be classified as either ____________ erosion or _____________ erosion, and
the sources can be either ___________________ or _________________ Wind
Water
natural
manmade
2 Types of Water Erosion overland erosion
Stream and channel erosion
4 processes of overland erosion 1) splash/rain drop erosion
2) sheet erosion
3) rill erosion
4) gully erosion
4 principle factors influencing soil erosion 1) soil characteristics
2) vegetative cover
3) topography
4) climate
Physical effects of erosion and sedimentation (list 3) Increased flooding
Reduced hydraulic capacity of rivers/streams
,Increased maintenance of stormwater systems
Increased water treatment cost
Decreased recreational value
Biological effects of erosion and sedimentation (list 3) Reduced light for aquatic plants
Clogs fish gills
Impairs spawning
Disrupts food chain
Blankets bottom
Suppresses aquatic life
Disrupts ecosystem
Planning the development to fit the terrain using the particular... topography
soils
drainage patterns
natural vegetation of the site
minimize the extent of the area exposed at one time and the duration of exposure
Apply ______ practices to protect the disturbed area from off-site runoff and to protect off-site
areas from sediment damage perimeter control
Apply ______ practices to prevent excessive on-site damage erosion control
Keep runoff velocities ___ and _____ runoff on the site. low; retain
It is very important to stabilize disturbed areas _____ after final grading to prevent raindrop
impacts from causing erosion. immediately
, Implement a thorough _____ and ______ (inspection) program as required in the Construction
Generic Permit (CGP). maintenance, follow-up
Soil particles smaller than 0.002mm are classified as... clay and muck
The 2 soil types that cause the most erosion/turbidity problems in FL and the world clay and
muck
Soils in the Type A hydrologic group high infiltration, low runoff
Soils in the Type D hydrologic group low infiltration, high runoff
Universal Soil Loss Equation (USLE) A formula that can be used to calculate rates of soil
erosion.
A=RKLSCP
What is the only factor in the Universal Soil Loss Equation outside of the developer's control?
Rainfall index
The soil loss factors most easily manipulated by the developer Slope length
Slope gradient
Cover factor
RUSLE Revised Universal Soil Loss Equation
The RUSLE is used on construction sites to predict... soil loss
Latest Update
Erosion process by which land surface is worn away by the action of wind, water, or gravity
Sedimentation settling out of soil particles transported by water and wind
Soil erosion can be classified as either ____________ erosion or _____________ erosion, and
the sources can be either ___________________ or _________________ Wind
Water
natural
manmade
2 Types of Water Erosion overland erosion
Stream and channel erosion
4 processes of overland erosion 1) splash/rain drop erosion
2) sheet erosion
3) rill erosion
4) gully erosion
4 principle factors influencing soil erosion 1) soil characteristics
2) vegetative cover
3) topography
4) climate
Physical effects of erosion and sedimentation (list 3) Increased flooding
Reduced hydraulic capacity of rivers/streams
,Increased maintenance of stormwater systems
Increased water treatment cost
Decreased recreational value
Biological effects of erosion and sedimentation (list 3) Reduced light for aquatic plants
Clogs fish gills
Impairs spawning
Disrupts food chain
Blankets bottom
Suppresses aquatic life
Disrupts ecosystem
Planning the development to fit the terrain using the particular... topography
soils
drainage patterns
natural vegetation of the site
minimize the extent of the area exposed at one time and the duration of exposure
Apply ______ practices to protect the disturbed area from off-site runoff and to protect off-site
areas from sediment damage perimeter control
Apply ______ practices to prevent excessive on-site damage erosion control
Keep runoff velocities ___ and _____ runoff on the site. low; retain
It is very important to stabilize disturbed areas _____ after final grading to prevent raindrop
impacts from causing erosion. immediately
, Implement a thorough _____ and ______ (inspection) program as required in the Construction
Generic Permit (CGP). maintenance, follow-up
Soil particles smaller than 0.002mm are classified as... clay and muck
The 2 soil types that cause the most erosion/turbidity problems in FL and the world clay and
muck
Soils in the Type A hydrologic group high infiltration, low runoff
Soils in the Type D hydrologic group low infiltration, high runoff
Universal Soil Loss Equation (USLE) A formula that can be used to calculate rates of soil
erosion.
A=RKLSCP
What is the only factor in the Universal Soil Loss Equation outside of the developer's control?
Rainfall index
The soil loss factors most easily manipulated by the developer Slope length
Slope gradient
Cover factor
RUSLE Revised Universal Soil Loss Equation
The RUSLE is used on construction sites to predict... soil loss
