CONTINUING EDUCATION
Vegetated Green Roofs in Germany and the U.S. After taking this course, the reader will: Know the definition and benefits of green roofs Understand green roof design types and installation methods Learn the history of green roofing in Germany Understand how the U.S. can learn from the German green roofing experience
Vegetated Green Roofs in Germany and the U.S.
After taking this course, the reader will:
Know the definition and benefits of green roofs
Understand green roof design types and installation methods
Learn the history of green roofing in Germany
Understand how the U.S. can learn from the German green roofing experience
ALA/CEP Credit or Certificate of Completion Cost: $15 (ALA Members) $20 (non-members)
ALA/CEP Credit: This article qualifies for 1.0 LU’s (health, safety, and welfare) of State Required Learning Units and may qualify for other LU requirements. (Valid through February 2010.)
Instructions:
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Please log me for ALA LU credit (ALA members with logging privileges only).
Questions
Questions 1: Which of the following are benefits of vegetated green roofs?
a) Reduce urban heat island effect
b) Increase lifetime of roofing membranes
c) Mitigate stormwater runoff
d) All of the above
Questions 2: How much is a building’s air conditioning demand reduced due to a green roof?
a) 5 %
b) 10 %
c) 25 %
d) 50 %
Questions 3: An extensive green roof has a total system depth of less than seven inches.
a. True
b. False
Questions 4: What is the typical saturated weight for an intensive green roof?
a) 10-35 lbs/sf
b) 35-50 lbs/sf
c) 35-100 lbs/sf
Questions 5: In a built-in-place system, each layer is installed individually.
a) True
b) False
Questions 6: Which of the following is NOT the same for modular and built-in-place systems:
a) Can be used on extensive roofs
b) Can be instantly green, with more than 80 percent plant coverage on the day of installation
c) Can be installed on roofs with limited access
d) Can be removed if there is a leak in the underlying roof membrane
Question 7: What is the acronym of the green roof guidelines developed in Germany?
a) FLL
b) EGR
c) FGR
d) GRB
Question 8: In what decade was there a federal ruling in Germany prohibiting the unification of water and sewage fees?
a) 1970s
b) 1980s
c) 1990s
d) 2000s
Questions 9: Green roof material costs are higher in Germany than in the U.S.
Questions 10: Which of the following is a potential green roof failure?
a) Membrane leak
b) Structural collapse
c) Unwanted plant growth
d) Too little water
e) All of the above
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