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Exam (elaborations)

Certified Storm Water Operator Exam Questions And Answers

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  • Storm Water Drainage

Certified Storm Water Operator Exam Questions And Answers The effects of _____________ erosion are usually more visible than _____________ erosion. (Unit 1) Water; wind The three categories of overland erosion are: (Unit 1) Sheet, rill, gully _____________ erosion is the removal of a uniform ...

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  • October 13, 2024
  • 26
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Storm Water Drainage
  • Storm Water Drainage
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UpperClass
Certified Storm Water Operator Exam
Questions And Answers

The effects of _____________ erosion are usually more visible than _____________ erosion.

(Unit 1) Water; wind




The three categories of overland erosion are: (Unit 1) Sheet, rill, gully




_____________ erosion is the removal of a uniform layer of soil from rain-splash and storm

water runoff. (Unit 1) Sheet




The ____________ of erosion defines the difference between rills and gullies. (Unit 1)

Depth




The physical factors affecting erosion are: (Unit 1) Climate, vegetative cover, soils, slope.




Erosion and sedimentation may cause:

-Loss of ___________ _______________

-__________________ damage to roads, buildings or bridges.

, Certified Storm Water Operator Exam
Questions And Answers
-___________________, resulting in reduction of fish _______________ _________, reduced

_____________ or _______________ _______________ capacity, and ______________ costs

to maintain ______________.


-_________________ loading. (Unit 1) - fertile topsoil


- Structural

- Deposition; spawning areas; channel; storm drain; increased; turbidity

- Pollutant




The climatic factors that strongly influence erosion and runoff are _______________ amount,

_______________, and ________________. (Unit 1) Rainfall, frequency, intensity.




Soil properties influencing erodibility include: (Unit 1) Texture, structure, cohesion,

natural drainage class




Texture refers to the ___________ or _____________________ of ____________ of soil

particles in soil. (Unit 1) Size; combination of sizes




Structure refers to the degree to which individual soil particles _____________ to each other.

(Unit 1) Adhere

, Certified Storm Water Operator Exam
Questions And Answers

Slope _________________, _____________________, and ___________________ affect

erodibility. (Unit 1) Steepness, length, and roughness.




Sediment deposition occurs when soil-laden wind or water ____________ enough to allow the

soil particles to settle out. (Unit 1) Slows




The ____________, _______________, and ________________ of the transported particles

influence the rate at which they settle out. (Unit 1) Size, shape, and density.




Smaller, lighter particles such as __________________ particles are easily transported and are

_____________________ to settle out. (Unit 1) Clay-sized; slow/difficult




The Five Principles of Erosion and Sedimentation Control are:

-____________ the development to fit the natural site conditions

-Expose the ________________ practical area for the _________________ possible time

-Apply __________ _________________ prevention practices as first life of defense

-Apply ___________________ control practices to prevent off-site sedimentation

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