Particle Collection

8 Questions

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Particle Collection

Particle Collection


Questions and Answers
  • 1. 
    Dispersion Fields are use for:
    • A. 

      Water Clarification

    • B. 

      Soil Stabilization

    • C. 

      Demucking

    • D. 

      Particle Collection

  • 2. 
    Other than particle collection what is the job of a dispersion field
    • A. 

      Speed up water flow

    • B. 

      Slow down water flow

    • C. 

      Clarifiy water

    • D. 

      Stabilize soil

  • 3. 
    How many layers of fabric are used to make the curtains of particle curtains
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 4. 
    True or FalseParticle curtains float.
    • A. 

      True

    • B. 

      False

  • 5. 
    Wattles and check systems are similar to what other systems
    • A. 

      Particle Curtains

    • B. 

      Dispersion Fields

    • C. 

      Soil Stabilization

    • D. 

      Dewatering Ditches

  • 6. 
    True or FalsePutting plastic under a wattle and check system is only necessary in highly erosive areas
    • A. 

      True

    • B. 

      False

  • 7. 
    The baffle grid system is intented for use as a
    • A. 

      First line treatment of stormwater

    • B. 

      Final clarifier and polisher

    • C. 

      Heavy sediment removal system

    • D. 

      Channel system to increase water flow

  • 8. 
    What is the maximium turbidity that a baffle grid can handle
    • A. 

      40,000 NTU

    • B. 

      25,000 NTU

    • C. 

      100,000 NTU

    • D. 

      15,000 NTU

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