Site Selection/Design and Water Efficient Practices -                                      QUIZ1. Name two impacts of the ...
Answer:6. Name two types of pervious paving.Answer: Pervious concrete or asphalt with filter course, pervious joint concre...
8. Name at least three benefits of a “Living wall”.Answer: Water filtration, Storm-water conveyance, Storm-water detention...
–Insulate Hot Water Pipes–Install On Demand Circulation Pumps–Locate Water Heater Within 12’ of Fixtures•High Efficiency T...
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Quiz #2 stormwater & site design with answers

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Quiz #2 stormwater & site design with answers

  1. 1. Site Selection/Design and Water Efficient Practices - QUIZ1. Name two impacts of the current infrastructure practice of straight lines to lowpoints.Answer: Lost biodiversity, low stream flows, increased heat, more flooding, energyimpacts, water quality unsafe and unsanitary2. Name three effects of impervious surfaces.Answer:a) Less infiltration of water and less replenishing the water tableb) More runoff into storm drains, and thus polluting our streams and waterwaysc) More heat island effect d) Less evapotranspiration3. What are three basic Sustainable Stormwater Design Principles?Answer:4. Give an example of how one of these design principles can be put into practice on amunicipal level.Answer: a) Insert landscaping with bioswale in a street b) stormwater curb extensions5. How does pervious paving work?
  2. 2. Answer:6. Name two types of pervious paving.Answer: Pervious concrete or asphalt with filter course, pervious joint concrete pavers set insand bed, gravel surface with reinforcing grid, grass surface with reinforcing grid7. What is the difference between a “green roof” and a “living roof”?Answer: Green roof can be a metal roof, or a roof made from sustainable materials.A living roof is a roof with vegetation, typically native, drought tolerant plants, irrigationand a waterproof membrane under the system.
  3. 3. 8. Name at least three benefits of a “Living wall”.Answer: Water filtration, Storm-water conveyance, Storm-water detention, Reductionof cooling demand, Habitat for birds and butterflies, Air quality, Aesthetic benefit,Mitigate “Urban Heat Island”9. What is greywater?Answer: Greywater is water from a sink, shower, tub or laundry.10. What is not considered black water?Answer: Water from the kitchen sink, garbage disposal, dishwasher or toilet.11. What are the benefits of a greywater system?Answer: Reduces the amount of potable water used for landscaping and toilet flushing,reduces the load on a septic system and waste treatment facilities, less water usesaves energy , adds nutrients to the soil as it filters the waste water12. How many gallons of water can be harvested on a 2000 SF standard roof with 1” ofrainfall?a) 500 b) 600 c) 1,000 d) 1,200EASY METHOD (standard roof only):each 1,000 SF of catchment area - 1” of rainfall = 600 gallonsAnswer: 2,000 SF @ 1” rainfall = 1,200 gallons13. What does LEED stand for?Answer: Leadership in Energy and Environmental Design14. What are the perquisite points for Water Efficiency in the LEED system?Answer: There are no Prerequisites for Water Efficiency. There are five possible points.15. What are the minimum points required for Green Point Rating?a) 32 b) 50 c) 52 d) 69Answer: 50 points are required for Green Point Rating.16. In the Green Point Rating system there are 47 possible points given for Water.The number required points for water are:a) 4 b) 6 c) 7 d) 9Answer: 9 points are required17. Which fixture in a typical house uses the most water on a daily basis?a) shower b) washing machine c) toilet d) sinks18. Name three practices for efficient use of domestic water.Answer:•Distribute Hot Water Efficiently–Insulate Water Heater
  4. 4. –Insulate Hot Water Pipes–Install On Demand Circulation Pumps–Locate Water Heater Within 12’ of Fixtures•High Efficiency Toilets•Water Efficient Fixtures . No Plumbing Leaks19. How do you determine if there are leaks between the water main and the house?Answer: Turn off the main shutoff valve at the house and look to see if the meter isrunning.20. What percentage of a home’s water usage is typically for the landscaping?a) 10-20% b) 20-30% c) 30-60%Answer: 30-60% of a typical home’s water usage is for the yard.

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