New Jersey

NJDOT Drainage Design Manual

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Heuristic agency extract from prepared text. NJDOT Drainage Design Manual (August 2006) Pipeline excerpt repair removed 1 unlocated citation(s).

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

Other manuals in New Jersey: City of Elizabeth, City of Jersey City, City of Newark, City of Paterson, City of Trenton, New Jersey Department of Environmental Protection (NJDEP)

Document Metadata

Jurisdiction level

State

No evidence cited

State

New Jersey

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, 5-year, 10-year, 25-year, 50-year, 100-year

“Hazard Area Design Flood, which is the 100-year peak discharge increased by 25 percent. State Adopted Flood Studies can be obta”

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, Modified Rational Method

“a Hydrologic Method‡ Less than 20 Acres Rational Formula or Modified Rational Method Less than 5 Square Miles NRCS* TR-55 Method”

Hydrologic/hydraulic software

HEC-HMS

No evidence cited

Approved BMP categories

Bioretention, Detention Basin, Retention Basin

“for the effects of infiltration, detention storage, evapo-transpiration, surface retention, flow routing and interception. The product of C and the average rainfall intensity (I) is the rainfall excess of runoff per acre. The runoff coefficient should be weighted to reflec”
pp. 17–18