8,255
edits
Changes
Jump to navigation
Jump to search
mLine 1:
Line 1: − + Line 40:
Line 40: +
no edit summary
The [[infiltration]] coefficient used to design an infiltration BMP (e.g.[[infiltration trenches|infiltration trench]], [[bioretention]]) must incorporate a safety correction factor that compensates for potential reductions in soil permeability.
The ppinfiltration rate]] used to design an infiltration BMP (e.g.[[infiltration trenches|infiltration trench]] or [[bioretention]]) must incorporate a safety correction factor that compensates for potential reductions in soil permeability.
These may be due to:
These may be due to:
Minnesota say 2 <ref>Design criteria for infiltration. (2018, February 14). Minnesota Stormwater Manual, . Retrieved 00:16, March 14, 2018 from https://stormwater.pca.state.mn.us/index.php?title=Design_criteria_for_infiltration&oldid=35583.</ref>
Minnesota say 2 <ref>Design criteria for infiltration. (2018, February 14). Minnesota Stormwater Manual, . Retrieved 00:16, March 14, 2018 from https://stormwater.pca.state.mn.us/index.php?title=Design_criteria_for_infiltration&oldid=35583.</ref>
Pennsylvania say 3 <ref>CRC for Water Sensitive Cities. (2015). Adoption Guidelines for Stormwater Biofiltration Systems: Appendix C - Guidelines for filter media in stormwater biofiltration systems.</ref>
Pennsylvania say 3 <ref>CRC for Water Sensitive Cities. (2015). Adoption Guidelines for Stormwater Biofiltration Systems: Appendix C - Guidelines for filter media in stormwater biofiltration systems.</ref>
CIRIA say 2-3 for low risk sites <ref>Ballard, B. W., Wilson, S., Udale-Clarke, H., Illman, S., Scott, T., Ashley, R., & Kellagher, R. (2015). The SuDS Manual. London.</ref>