The drainage area of a town is 12 hectares. 40% of the area is hard pavement (C= 0.85), another 40% is unpaved streets (C=0.20) and the remaining is wooded areas (C=0.15). Assuming the time of concentration for the areas is 30 minutes and using the formula. [I=900/(tc + 60) ], the max runoff is: *
The drainage area of a town is 12 hectares. 40% of the area is hard pavement (C= 0.85), another 40% is unpaved streets (C=0.20) and the remaining is wooded areas (C=0.15). Assuming the time of concentration for the areas is 30 minutes and using the formula. [I=900/(tc + 60) ], the max runoff is: *
Chapter2: Loads On Structures
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![The drainage area of a town is 12
hectares. 40% of the area is hard
pavement (C= 0.85), another 40% is
unpaved streets (C=0.20) and the
remaining is wooded areas (C=0.15).
Assuming the time of concentration
for the areas is 30 minutes and
using the formula. [ I=900/(tc + 60) ],
the max runoff is:](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F063e1072-8959-4c28-9725-38e2b789bfc9%2F1e7a2bbe-537c-424f-b06a-91f7cc70e8b8%2F6wbsjh8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The drainage area of a town is 12
hectares. 40% of the area is hard
pavement (C= 0.85), another 40% is
unpaved streets (C=0.20) and the
remaining is wooded areas (C=0.15).
Assuming the time of concentration
for the areas is 30 minutes and
using the formula. [ I=900/(tc + 60) ],
the max runoff is:
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