Assume that concentration is directly proportional to flow rate (i.e., C=KQ). Determine and plot the pollutograph [mg/L vs. min] and the sedimentgraph [kg/sec vs. min] for a total sediment load of 1150 tons for the following runoff hydrograph. [Hint: you need to determine a value for K with units of mg/sec/(cfs)2]. Time (min) Flow Rate (cfs) 0 30 60 90 120 150 180 0 45 190 375 285 95 0 As a check, determine and report the total sediment load from the sedimentgraph.
Assume that concentration is directly proportional to flow rate (i.e., C=KQ). Determine and plot the pollutograph [mg/L vs. min] and the sedimentgraph [kg/sec vs. min] for a total sediment load of 1150 tons for the following runoff hydrograph. [Hint: you need to determine a value for K with units of mg/sec/(cfs)2]. Time (min) Flow Rate (cfs) 0 30 60 90 120 150 180 0 45 190 375 285 95 0 As a check, determine and report the total sediment load from the sedimentgraph.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Assume that concentration is directly proportional to flow rate (i.e., C=KQ). Determine and plot the pollutograph [mg/L vs. min] and the sedimentgraph [kg/sec vs. min] for a total sediment load of 1150 tons for the following runoff hydrograph. [Hint: you need to determine a value for K with units of mg/sec/(cfs)2].
Time (min) |
Flow Rate (cfs) |
0 30 60 90 120 150 180 |
0 45 190 375 285 95 0 |
As a check, determine and report the total sediment load from the sedimentgraph.
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