Question 2 A 4 -hour storm occurs over an 80 km' watershed. The details of the catchment are as follows. Sub Area oIndex (mm/hour) Hourly Rain (mm) (km) 1st hour 2nd hour 3rd hour 4th hour 15 25 35 10 16 16 22 20 18 48 10 15 42 8 21 12 40 6. 16 15 42 18 8 Calculate the effective runoff for the whole catchment.
Question 2 A 4 -hour storm occurs over an 80 km' watershed. The details of the catchment are as follows. Sub Area oIndex (mm/hour) Hourly Rain (mm) (km) 1st hour 2nd hour 3rd hour 4th hour 15 25 35 10 16 16 22 20 18 48 10 15 42 8 21 12 40 6. 16 15 42 18 8 Calculate the effective runoff for the whole catchment.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Question 2
A 4 -hour storm occurs over an 80 km' watershed. The details of the catchment are as
follows.
oIndex
(mm/hour)
Sub Area
Hourly Rain (mm)
(km)
1st hour
2nd hour
3rd hour 4th hour
22
20
18
18
15
10
16
48
10
25
35
5
16
12
15
42
21
40
16
15
42
8
Calculate the effective runoff for the whole catchment.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6600705d-84d9-44b5-b113-bdec75e4bca7%2F672ef5e6-7c86-48a9-aef3-4eea318582d3%2F9htjh3zd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 2
A 4 -hour storm occurs over an 80 km' watershed. The details of the catchment are as
follows.
oIndex
(mm/hour)
Sub Area
Hourly Rain (mm)
(km)
1st hour
2nd hour
3rd hour 4th hour
22
20
18
18
15
10
16
48
10
25
35
5
16
12
15
42
21
40
16
15
42
8
Calculate the effective runoff for the whole catchment.
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