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Which option is closer to the estimated size of a detention basin required to hold the runoff from a 10-yr (volume) storm for the 3000-ac Megginnis Arm catchment in Tallahassee, Florida? The rainfall-runoff regression for the catchment is: rounoff=0.308 (rainfall-0.059) Use the table below for finding rainfall depth:

Which option is closer to the estimated size of a detention basin required to hold the runoff from a 10-yr (volume) storm for the 3000-ac Megginnis Arm catchment in Tallahassee, Florida? The rainfall-runoff regression for the catchment is: rounoff=0.308 (rainfall-0.059) Use the table below for finding rainfall depth:

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Which option is closer to the estimated size of a detention basin required to hold the runoff from a 10-yr (volume) storm for the 3000-ac Megginnis Arm catchment in Tallahassee, Florida? The rainfall-runoff regression for the catchment is: rounoff=0.308 (rainfall-0.059) Use the table below for finding rainfall depth: Storm Date 9/20/69 IDF 7/17/64 IDF 12/13/64 7/28/75 7/21/70 IDF 8/30/50 6/18/72 26.0 25 Return Period* (yr) 13.0 10 8.7 6.5 5.2 5 4.3 3.7 54 24 33 24 36 53 20 24 36 46 Duration (hr) Depth (in.) 13.41 10.08 9.76 8.64 9.73 8.84 8.18 7.32 7.34 7.17 Intensity (in./hr) 0.25 0.42 0.30 0.36 0.27 0.17 0.41 0.31 0.20 0.16
Transcribed Image Text:Which option is closer to the estimated size of a detention basin required to hold the runoff from a 10-yr (volume) storm for the 3000-ac Megginnis Arm catchment in Tallahassee, Florida? The rainfall-runoff regression for the catchment is: rounoff=0.308 (rainfall-0.059) Use the table below for finding rainfall depth: Storm Date 9/20/69 IDF 7/17/64 IDF 12/13/64 7/28/75 7/21/70 IDF 8/30/50 6/18/72 26.0 25 Return Period* (yr) 13.0 10 8.7 6.5 5.2 5 4.3 3.7 54 24 33 24 36 53 20 24 36 46 Duration (hr) Depth (in.) 13.41 10.08 9.76 8.64 9.73 8.84 8.18 7.32 7.34 7.17 Intensity (in./hr) 0.25 0.42 0.30 0.36 0.27 0.17 0.41 0.31 0.20 0.16
2.9*107 ft³ O 2.1*107 ft³ O 3.2*107 ft³ O 2.7*107 ft³
Transcribed Image Text:2.9*107 ft³ O 2.1*107 ft³ O 3.2*107 ft³ O 2.7*107 ft³
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