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CISEC Exam (2)
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Exam of 11 pages for the course Be the business challenge C954 at Be the business challenge C954 (CISEC Exam (2))
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CISEC ExamWhen working in waterways or wetlands, which permit is required? - ANS-404 Permit
NPDES - ANS-National Pollutant Discharge Elimination System
Section of CWA (Clean Water Act) to permit stormwater discharges associated with
industrial activities per the permit
CWA Penalty Types - ANS-Class I. Negligent
Class II. Knowingly = Greater Fines
What documents are required onsite? - ANS-SWPPP
CGP
Site Map
Drawings and Key
All inspection reports
Any amendments to SWPPP
Who is the "Operator" - ANS-Usually the OWNER of the site, not the contractor, unless
authorized by the owner to general contractor to have day-to-day operational control
Vertical Projects - ANS-Homebuilding, smaller residential construction projects
Usually multiple subcontractors
Requires a lot of housekeeping
LDP - ANS-Land Developing Projects - altering landscape for projects
Big Box Projects - ANS-Commercial buildings
Mass grading and mass chaos
Limits site access and continually changing (high activity)
Linear Priojects - ANS-Roadways, utilities, and stream corridors
Long narrow sites and mass chaos
Highly visible with fairly large footprint
What is erosion? - ANS-The process by which soil particles get displaced by the act of
wind or water
What are three types of wind erosion - ANS-Surface Creep, Saltation, and Suspension
, What is surface creep? - ANS-Rolling and sliding movement of particles across a
surface. 5-25% total soil loss by wind
What is saltation? - ANS-Hopping and bouncing movement of particles. 50-80% total
soil loss by wind
What is suspension? - ANS-Small, lightweight particles carried great distances by wind.
Less than 10% total soil loss by wind
What are the types of water erosion? - ANS-Raindrop erosion, sheet erosion, rill and
gully erosion, stream and channel erosion, shoreline erosion, landslides
What is sheet erosion? - ANS-Stripping of soil that occurs due to sheet flows of runoff
Rill and Gully Erosion - ANS-If the runoff is allowed to concentrate and gain velocity or
energy, it will cut rills and gullies as it detaches more soil particles
Rills: </= to 3" deep
Gullies: 3 or more rills converted to greater that 3" deep
Streambank/Channel Erosion - ANS-Removal of soil and other embankment materials
due to concentrated channel flows
T/F: Rills are more than 75mm deep and are often the start of gullies - ANS-False:
gullies are more than 75mm deep
What factors impact rainfall erosion? - ANS-Climate events, soil erodibility, length of flow
down a slope, slope of land (critical), erosion control BMPs, sediment control BMPs
T/F: Clay is highly erodible - ANS-False
What is sediment? - ANS-The eroded material suspended in water or air
Flocculants - ANS-Chemicals added to a mixture to make suspended particles clump
together.
Cationic (bad), Anionic (good)
Who decides the necessary BMPs in the SWPPP for a project? -
ANS-Developer/Designer (not inspector)
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