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Examen

CISEC EXAM

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Exam study book  ICSE Class X -Physics Application Sample Paper Book | 12 +1 Sample Paper | According to the latest syllabus prescribed by CISCE of Shivam Tiwari - ISBN: 9789355564931 (CISEC EXAM)

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CISEC EXAM / LATEST CISEC EXAM COMPLETE ACTUAL
EXAM REAL QUESTIONS AND CORRECT DETAILED
ANSWERS (CORRECT VERIFIED ANSWERS) NEWEST
UPDATED VERSION |ALREADY GRADED A+
When working in waterways or wetlands, which permit is required? - ANSWER: 404
Permit

NPDES - ANSWER: 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 - ANSWER: Class I. Negligent
Class II. Knowingly = Greater Fines

What documents are required onsite? - ANSWER: SWPPP
CGP
Site Map
Drawings and Key
All inspection reports
Any amendments to SWPPP

Who is the "Operator" - ANSWER: 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 - ANSWER: Homebuilding, smaller residential construction projects
Usually multiple subcontractors
Requires a lot of housekeeping

LDP - ANSWER: Land Developing Projects - altering landscape for projects

Big Box Projects - ANSWER: Commercial buildings
Mass grading and mass chaos
Limits site access and continually changing (high activity)

Linear Priojects - ANSWER: Roadways, utilities, and stream corridors
Long narrow sites and mass chaos
Highly visible with fairly large footprint

What is erosion? - ANSWER: The process by which soil particles get displaced by the
act of wind or water

What are three types of wind erosion - ANSWER: Surface Creep, Saltation, and
Suspension

, What is surface creep? - ANSWER: Rolling and sliding movement of particles across a
surface. 5-25% total soil loss by wind

What is saltation? - ANSWER: Hopping and bouncing movement of particles. 50-80%
total soil loss by wind

What is suspension? - ANSWER: Small, lightweight particles carried great distances
by wind. Less than 10% total soil loss by wind

What are the types of water erosion? - ANSWER: Raindrop erosion, sheet erosion, rill
and gully erosion, stream and channel erosion, shoreline erosion, landslides

What is sheet erosion? - ANSWER: Stripping of soil that occurs due to sheet flows of
runoff

Rill and Gully Erosion - ANSWER: 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 - ANSWER: 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 - ANSWER:
False: gullies are more than 75mm deep

What factors impact rainfall erosion? - ANSWER: 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 - ANSWER: False

What is sediment? - ANSWER: The eroded material suspended in water or air

Flocculants - ANSWER: 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? - ANSWER:
Developer/Designer (not inspector)

Types of EC BMPs - ANSWER: Placement of pavement, installing landscaping
materials, establishing vegetation, construction of homes, culverts/slope drains,
diversion channels, ECB and TRMs

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Subido en
17 de noviembre de 2024
Número de páginas
10
Escrito en
2024/2025
Tipo
Examen
Contiene
Preguntas y respuestas
$18.49

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