Author Question: When a large flood first breaches a levee, what are the characteristics of the water crossing the ... (Read 120 times)

clmills979 · **on:** Jul 13, 2018

When a large flood first breaches a levee, what are the characteristics of the water crossing the breach?
a. relatively clear, highly eroding
b. relatively cloudy, highly eroding
c. relatively clear but not prone to strong erosion
d. relatively cloudy but not prone to strong erosion
e. about the same average sediment load as the flooding stream

Question 2

What is/are the best material(s) for building a levee?
a. locally available material from the floodplain
b. sand and mud
c. coarse gravel
d. clay
e. crushed rock