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CFM EXAM- with 100% Correct Answers Verified Latest Update 2024
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- CFM REVIEW
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- CFM REVIEW
CFM EXAM- with 100% Correct Answers Verified Latest Update 2024
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CFM EXAMWhat is the based flood discharge on the Rocky River upstream of Wellington Road?
2,610 cubic feet per second (cfs). See Table 3 on page 9 of the Flood County FIS
report. This is a tough question if you forgot that the base flood is the same as the
100-year flood.
What is the 10-year peak discharge for Cobb Brook?
560 cfs, See Figure 4-1 or Table 3 on page 9 of the Flood Coounty FIS report.
How many cross sections were surveyed for Cobb Brook?
3; cross-sections A through C
What is the width of the floodway for the Rocky River at cross-section G?
230 feet
What is the flood elevation at cross-section G of the Rocky River that you would use
for regulating new construction?
11.6 feet. Don't forget to use the "regulatory" base flood water-surface elevation
What is the best source of based flood elevation data for regulatory purposes for a
coastal floodplain?
The FIRM
In which Firm Zone is site F?
VE
What is the regulatory base flood elevation at site F?
13.4 feet, NVGD (13 feet from the FIRM plus 0.4 foot to make sure that the
regulatory elevation will be high enough)
How many feet does one inch on the Flood County FIRM panel 38 represent?
500 feet
How many feet does one inch on the Flood County FIRM panel 25 represent?
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