Stormwater Erosion and Sedimentation
Control Exam UPDATED ACTUAL
Questions and CORRECT Answers
Erosion - CORRECT ANSWER- Process by which the land surface is worn away by the
action of wind, water, and gravity
Sedimentation - CORRECT ANSWER- Settling out of soil particles transported by wind and
water.
Water Erosion Classifications - CORRECT ANSWER- Overland and Stream/Channel
Four Processes of Overland Erosion - CORRECT ANSWER- Splash/Drop, Sheet, Rill,
Gully
3 Physical Effects of Erosion and Sedimentation - CORRECT ANSWER- Increased
Flooding
Reduced hydraulic capacities in Rivers, Streams, Channels, Reservoirs
Increased maintenance of stormwater systems
Increased water treatment costs
Decreased recreational value
3 Biological Effects of Erosion and Sedimentation - CORRECT ANSWER- 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 - - CORRECT ANSWER-
Topography
Soil
Drainage patterns
Natural vegetation of the site
Minimize the extent of the area exposed at one time and duration of exposure
Perimeter Controls - CORRECT ANSWER- Protect the disturbed area from off-site runoff
Protect off-site areas from sediment damage
Erosion Conteol - CORRECT ANSWER- Prevent on-site damages
Keep ____ low and ____ runoff from site - CORRECT ANSWER- Low
Retain
Stabilized Disturbed Areas ____ after final grading to prevent _____ from causing erosion -
CORRECT ANSWER- Immediately
Raindrop Impacts
Implement a thorough _____ and _____ (inspection) program as required in the Construction
Generic Permit (CGP) - CORRECT ANSWER- Maintenance
Follow up
Clay and Much - CORRECT ANSWER- Soil particles smaller than .002mm
Cause most erosion and turbidity problems in Florida and World
Control Exam UPDATED ACTUAL
Questions and CORRECT Answers
Erosion - CORRECT ANSWER- Process by which the land surface is worn away by the
action of wind, water, and gravity
Sedimentation - CORRECT ANSWER- Settling out of soil particles transported by wind and
water.
Water Erosion Classifications - CORRECT ANSWER- Overland and Stream/Channel
Four Processes of Overland Erosion - CORRECT ANSWER- Splash/Drop, Sheet, Rill,
Gully
3 Physical Effects of Erosion and Sedimentation - CORRECT ANSWER- Increased
Flooding
Reduced hydraulic capacities in Rivers, Streams, Channels, Reservoirs
Increased maintenance of stormwater systems
Increased water treatment costs
Decreased recreational value
3 Biological Effects of Erosion and Sedimentation - CORRECT ANSWER- 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 - - CORRECT ANSWER-
Topography
Soil
Drainage patterns
Natural vegetation of the site
Minimize the extent of the area exposed at one time and duration of exposure
Perimeter Controls - CORRECT ANSWER- Protect the disturbed area from off-site runoff
Protect off-site areas from sediment damage
Erosion Conteol - CORRECT ANSWER- Prevent on-site damages
Keep ____ low and ____ runoff from site - CORRECT ANSWER- Low
Retain
Stabilized Disturbed Areas ____ after final grading to prevent _____ from causing erosion -
CORRECT ANSWER- Immediately
Raindrop Impacts
Implement a thorough _____ and _____ (inspection) program as required in the Construction
Generic Permit (CGP) - CORRECT ANSWER- Maintenance
Follow up
Clay and Much - CORRECT ANSWER- Soil particles smaller than .002mm
Cause most erosion and turbidity problems in Florida and World
