Sedimentation And Erosion Control
Certification UPDATED ACTUAL
Questions and CORRECT Answers
Erosion - CORRECT ANSWER- is the process by which land surface is worn away by the
action of wind, water, and gravity.
Sedimentation - CORRECT ANSWER- is the settling of soil particles
Soil erosion is classified as either ____ erosion or ____ erosion - CORRECT ANSWER-
wind , water
Water erosion can be classified as either ______ erosion or _____ erosion - CORRECT
ANSWER- overland , stream
Four processes of overland erosion - CORRECT ANSWER- splash erosion, sheet erosion,
rill erosion, gully erosion
Four principle factors influencing soil erosion are - CORRECT ANSWER- soil
characteristics, vegetative cover, topography, climate
Physical effects of erosion and sedimentation - CORRECT ANSWER- increase flooding,
reduce hydraulic capacity, increased maintenance of storm water systems, increased water
treatment costs, decreased recreational value
Biological effects of erosion and sedimentation - CORRECT ANSWER- reduced light for
aquatic plants, clogs fish gills, impairs spawning, disrupts food chain, blankets bottom, disrupts
ecosystem
Minimize the _______ of the area exposed at one time and the ______ of exposure - CORRECT
ANSWER- extent, duration
, Apply __________ practices to protect the disturbed area from off-site runoff and to protect off-
site areas from sediment damage - CORRECT ANSWER- perimeter control
Apply ________ practices to prevent excessive on site damage - CORRECT ANSWER-
erosion control
Keep runoff velocities _____ and _____ runoff on site - CORRECT ANSWER- low , retain
Stabilize disturbed areas ________ after final grading - CORRECT ANSWER- inmediately
Implement a thorough ____ and ____ (inspection) program - CORRECT ANSWER-
maintenance, follow up
Type A soils have ___ infiltration rates and ___ runoff potential. Examples - CORRECT
ANSWER- high, low (Sand)
Type D soils have _____ infiltration rates and _______ runoff potential. Examples - CORRECT
ANSWER- low, high (muck, clay)
Based on EPA guidance, FDEP has determined that ______ also meet the definition of
construction activities - CORRECT ANSWER- demolition
Any type of soil disturbance over 1 acre must get ______ permit - CORRECT ANSWER-
CGP (Construction Generic Permit)
A CGP is required for projects that disturb _____ or more acres of land - CORRECT
ANSWER- 1
Certification UPDATED ACTUAL
Questions and CORRECT Answers
Erosion - CORRECT ANSWER- is the process by which land surface is worn away by the
action of wind, water, and gravity.
Sedimentation - CORRECT ANSWER- is the settling of soil particles
Soil erosion is classified as either ____ erosion or ____ erosion - CORRECT ANSWER-
wind , water
Water erosion can be classified as either ______ erosion or _____ erosion - CORRECT
ANSWER- overland , stream
Four processes of overland erosion - CORRECT ANSWER- splash erosion, sheet erosion,
rill erosion, gully erosion
Four principle factors influencing soil erosion are - CORRECT ANSWER- soil
characteristics, vegetative cover, topography, climate
Physical effects of erosion and sedimentation - CORRECT ANSWER- increase flooding,
reduce hydraulic capacity, increased maintenance of storm water systems, increased water
treatment costs, decreased recreational value
Biological effects of erosion and sedimentation - CORRECT ANSWER- reduced light for
aquatic plants, clogs fish gills, impairs spawning, disrupts food chain, blankets bottom, disrupts
ecosystem
Minimize the _______ of the area exposed at one time and the ______ of exposure - CORRECT
ANSWER- extent, duration
, Apply __________ practices to protect the disturbed area from off-site runoff and to protect off-
site areas from sediment damage - CORRECT ANSWER- perimeter control
Apply ________ practices to prevent excessive on site damage - CORRECT ANSWER-
erosion control
Keep runoff velocities _____ and _____ runoff on site - CORRECT ANSWER- low , retain
Stabilize disturbed areas ________ after final grading - CORRECT ANSWER- inmediately
Implement a thorough ____ and ____ (inspection) program - CORRECT ANSWER-
maintenance, follow up
Type A soils have ___ infiltration rates and ___ runoff potential. Examples - CORRECT
ANSWER- high, low (Sand)
Type D soils have _____ infiltration rates and _______ runoff potential. Examples - CORRECT
ANSWER- low, high (muck, clay)
Based on EPA guidance, FDEP has determined that ______ also meet the definition of
construction activities - CORRECT ANSWER- demolition
Any type of soil disturbance over 1 acre must get ______ permit - CORRECT ANSWER-
CGP (Construction Generic Permit)
A CGP is required for projects that disturb _____ or more acres of land - CORRECT
ANSWER- 1
