X 1. One million gallons per day of municipal wastewater with a BOD5 of 260 mg/L and suspended solids of 220 mg/L are processed in a primary plus secondary activated- sludge plant. If the primary removal efficiencies for the BOD5 and TSS are 25% and 70%, respectively, then, the total sludge (in kg/day)

Structural Analysis
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Chapter2: Loads On Structures
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X 1. One million gallons per day of
municipal wastewater with a BOD5
of 260 mg/L and suspended solids
of 220 mg/L are processed in a
primary plus secondary activated-
sludge plant. If the primary removal
efficiencies for the BOD5 and TSS
are 25% and 70%, respectively,
then, the total sludge (in kg/day)
which is removed by the primary
clarifier every day is
Transcribed Image Text:X 1. One million gallons per day of municipal wastewater with a BOD5 of 260 mg/L and suspended solids of 220 mg/L are processed in a primary plus secondary activated- sludge plant. If the primary removal efficiencies for the BOD5 and TSS are 25% and 70%, respectively, then, the total sludge (in kg/day) which is removed by the primary clarifier every day is
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