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SWM Plan Test Questions And Correct Answers 2024 Questions and Answers Latest (2024 / 2025) (Verified Answers)
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What is the belief that Environmental Site Design is grounded in? Answer Environ-mental balance can be maintained as new communities are developed throughoutour watersheds if basic principles are obeyed. 2. Describe the contrast between the old view of stormwater and Environmental Site Design's...

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  • November 1, 2024
  • 46
  • 2024/2025
  • Exam (elaborations)
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SWM Plan Test Questions And Correct Answers.pdf file:///C:/Users/HP/Desktop/New%20folder%20(2)/SWM%20Plan%2




SWM Plan Test Questions & Verified Answers



1. What is the belief that Environmental Site Design is grounded in?

Answer Environ-mental balance can be maintained as new communities are

developed throughoutour watersheds if basic principles are obeyed.



2. Describe the contrast between the old view of stormwater and Environmen-

tal Site Design's view of stormwater.

Answer The old view of stormwater was as a wasteproduct in need of disposal, but

ESD views stormwater as a precious resource thatmust be used carefully



3. In the field of stormwater management, what does (Tv) stand for?

Answer treatmentvolume



4. In the field of stormwater management, what does (LID) stand for?

Answer LowImpact Development



5. What would (TP) stand for with regards to BMP Pollutant Removal Effecien-





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cies?

Answer total phosphorus



6. In the field of stormwater management, what does (EMC) stand for?

Answer EventMean Concentration



7. In the field of stormwater management, what does (MTD) stand for?

Answer Manu-factured Treatment Devices



8. In the field of stormwater management, what does (HSG) stand for?

Answer Hydro-logic Soil Group



9. In the field of stormwater management, what does (CN) stand for?

Answer CurveNumber



10. What is a filter strip (Design Standard 2)?

Answer Vegetated Areas that treat sheetflow delivered from adjacent impervious

and managed turf areas by slowing runoffvelocities and allowing sediment and

attached pollutants to settle and /or be filteredby the vegetation.





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11. What is soil restoration or soil compost amendments (Design Standard4)?

Answer a Environmental Site Design Practice applied after construction to deeply

tillcompacted soils and restore their porosity by amending them with compost.



12. What are vegetated roofs (Design Standard 5)?

Answer alternative roof surfaces thattypically consist of waterproofing and drainage

materials and an engineered growingmedia that is designed to support plant growth.



13. What are the two types of vegetative roofs? What are the differences?

Answer -In-tensive vegetated roofs have a deeper growing media layer that ranges

from 6" to 4' thick, which is planted with a wider variety of plants, including trees.-

Extensive vegetated roofs have a shallower growing media (2-6"), which is planted

with carefully selected drought tolerant vegetation.



14. What is permeable pavement (Design standard 7)?

Answer an alternative paving surface that allows stormwater runoff to filter through

voids in the pavement surfaceinto an underlying stone reservoir, where it is

temporarily stored and/or infiltrated.





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15. What 4 layers would you expect to see in a permeable pavement?

Answer -Surfacepavement layer

-Underlying Stone Aggregate

-Reservoir Layer-Filter Fabric



16. Which stormwater design specification has the greatest runoff reduction

capability?

Answer Infiltration practices

17. What type of sites should avoid using Infiltration Practices?

Answer Any site des-ignated as a stormwater hotspot

18. In the field of stormwater management, what does (CPv) stand for?

Answer chan-nel protection volume

19. Describe the function of stormwater filters (Design Specification 12).

Answer - Stormwater filters capture, temporarily store, and treat stormwater runoff

by passingit through an engineered filter media, collecting the filtered water in an

underdrain and then returning it back to the storm drainage system.

20. What type of site would a stormwater filter be ideal for?

Answer A small, highlyimpervious site

21. What is a wet pond? (Design Specification 14)





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