Stormwater Atlas

Georgia

GDOT Drainage Design Policy Manual

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Heuristic agency extract from prepared text. GDOT Drainage Design Policy Manual Pipeline excerpt repair removed 1 unlocated citation(s).

Fields not found in document: design_criteria.water_quality_volume_method, design_criteria.approved_bmp_categories, document_metadata.jurisdiction_name

Document Metadata

Jurisdiction level
State

No evidence cited

State
Georgia

No evidence cited

Version / edition
Not found in document

No evidence cited

Adoption / effective date
Not found in document

No evidence cited

Last revised date
Not found in document

No evidence cited

Relationship to state manual
independent

No evidence cited

Design Criteria

Design storm return periods (years)
2-year, 10-year, 25-year, 100-year, 500-year

latory standard also referred to as the 100-year flood. Bent – A substructure unit supporting the superstructure. It is usually

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, USGS regression equations

Curve Numbers 1.0 11/25/24 Appendix C. Rational Method Runoff Coefficients 1.0 11/25/24 Drainage Design Policy Manual Rev 1.1 L

Hydrologic/hydraulic software
HEC-HMS

No evidence cited

Approved BMP categories
Not found in document

No evidence cited