Rainfall of magnitude 4 cm, 4 cm and 2 cm occurring on three consecutive 2-hrs durations on a catchment of area 45 km2, produced the following hydrograph. Estimate the runoff volume, rainfall excess and > index. Then convert to unit hydrograph and find the maximum flow, and the time for maximum flow, and the
Rainfall of magnitude 4 cm, 4 cm and 2 cm occurring on three consecutive 2-hrs durations on a catchment of area 45 km2, produced the following hydrograph. Estimate the runoff volume, rainfall excess and > index. Then convert to unit hydrograph and find the maximum flow, and the time for maximum flow, and the
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Rainfall of magnitude 4 cm, 4
cm and 2 cm occurring on
three consecutive 2-hrs
durations on a catchment of
area 45 km2, produced the
following hydrograph.
Estimate the runoff volume,
rainfall excess and index.
Then convert to unit
hydrograph and find the
maximum flow, and the time
for maximum flow, and the
time of end of the storm.
Base
flow,
m3/sec.
Runoff
volume
*10^6
Runoff
depth
up index
Max.
flow for
UH
Time
for
max.
flow
Timel
for end
the
storm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F04d6996f-87e3-4ca4-9896-8c3440893acf%2F5c514ce4-ab23-4db4-be4d-fa77f358fb5f%2F5j9heio_processed.jpeg&w=3840&q=75)
Transcribed Image Text:*
Rainfall of magnitude 4 cm, 4
cm and 2 cm occurring on
three consecutive 2-hrs
durations on a catchment of
area 45 km2, produced the
following hydrograph.
Estimate the runoff volume,
rainfall excess and index.
Then convert to unit
hydrograph and find the
maximum flow, and the time
for maximum flow, and the
time of end of the storm.
Base
flow,
m3/sec.
Runoff
volume
*10^6
Runoff
depth
up index
Max.
flow for
UH
Time
for
max.
flow
Timel
for end
the
storm
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