#246. An architect receives a soil report indicating the possibility of hydrostatic water problems surrounding a basement foundation. What construction techniques or materials should the architect consider using (Choose the four that apply)?
a) dampproofing membrane
c) gravel fill below the floor slab
d) pervious paving around the building
e) positive slop away from the building
f) sump pump
the answer is b) c) e) and f). I understand all answers, but I don't understand why a) can not be an answer. Can anybody explain it for me?
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