West Virginia
WVDOH Drainage Manual 3rd Ed.
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Heuristic agency extract from prepared text. WVDOH Drainage Manual 3rd Ed. (2007) with Addendum 9-23-13
Fields not found in document: design_criteria.water_quality_volume_method, design_criteria.approved_bmp_categories
Document Metadata
Jurisdiction level
State
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State
West Virginia
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Version / edition
Not found in document
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Adoption / effective date
Not found in document
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Last revised date
Not found in document
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Relationship to state manual
independent
No evidence cited
Design Criteria
Design storm return periods (years)
2-year, 5-year, 10-year, 25-year, 50-year, 100-year, 500-year
“nage structures shall be designed for a 10-year flood (exceedence probability of 10 percent). PAGE 2-2 ADDENDUM 1 2/2012 CHA”
Water quality volume method
Not found in document
No evidence cited
Peak flow calculation method(s)
Rational Method, NRCS / SCS Curve Number (TR-55), TR-20, HEC-HMS, HEC-RAS, Modified Rational Method
“ment through clearly stated reasons and rationale for specific design decisions. 3.4 RESPONSIBILITY The designer is responsible”
Hydrologic/hydraulic software
HydroCAD, HEC-HMS, HEC-RAS, HY-8
No evidence cited
Approved BMP categories
Not found in document
No evidence cited