____ require a concrete footing to support them.
A) Walls made of wood
B) Walls made of plastic ties
C) Interlocking block walls
D) Concrete, masonry, and most stone walls
Correct Answer:
Verified
Q8: Pervious asphalt is installed with _.
A) an
Q9: Pavers can be made of concrete, brick,
Q10: _ grids, strong enough to support vehicle
Q11: Reflectivity, or albedo, is measured _.
A) as
Q12: Materials with an SRI of _ or
Q14: _, often referred to as "urbanite," can
Q15: Shrubs and trees should be native species,
Q16: Soils that are compacted during construction should
Q17: Alternatives to lawns include native groundcovers and
Q18: Decorative plants can include both perennial and
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