Summary of Chesapeake Bay Program street sweeping crediting.
Link to this table
|Pollutant Reductions Associated with Different Street Cleaning Practices (SCP)|
|Practice #||Description||Approx passes per year1||TSS Removal (%)2||TN Removal (%)2||TP Removal (%)2|
|SCP-1||AST- 2 PW||100||21||4||10|
|SCP-2||AST- 1 PW||50||16||3||8|
|SCP-3||AST- 1 P2W||25||11||2||5|
|SCP-4||AST- 1 P4W||10||6||1||3|
|SCP-5||AST- 1 P8W||6||4||0.7||2|
|SCP-6||AST- 1 P12W||4||2||0||1|
|SCP-7||AST- S1 or S2||15||7||1||4|
|SCP-8||AST- S3 or S4||20||10||2||5|
|SCP-10||MBT- 1 PW||50||0.5||0||0|
|SCP-11||MBT- 1 P4W||10||0.1||0||0|
1Depending on the length of the winter shutdown, the number of passes/yr may be 10 to 15% lower than shown.
2% removal represents the proportion of the impervious surface unit area load removed
Table abbreviations: AST: Advanced Sweeping Technology ; MBT: Mechanical Broom Technology ; 2PW: 2 passes per week; 1PW: 1 pass every week; 1P2W: 1 pass every 2 weeks; 1P4W: 1 pass every 4 weeks; 1P8W: 1 pass every 8 weeks; 1P12W: 1 pass every 12 weeks
This page was last edited on 7 August 2022, at 12:04.