Solving for length of opening.

Note: equation applies to flow depths up to opening height

capture flow rate or interception capacity (Q _{i})= 0 = 0 foot^3/second |

flow depth (d) = 0 = 0 foot |

curb opening length (L) = NOT CALCULATED |

Select to solve for a different unknown

curb type gutter

gutter flow rate | |

Manning's coefficient | |

roadway cross slope | |

longitudinal slope | |

flow width |

curb opening inlet with weir operation

capture flow rate or interception capacity | |

curb opening length | |

curb opening width | |

flow depth at curb |

curb opening inlet with weir operation

no depression

no depression

capture flow rate or interception capacity | |

curb opening length | |

depth of flow |

curb opening inlet with orifice operation

capture flow rate or interception capacity | |

curb opening area | |

acceleration of gravity | |

flow depth at curb | |

opening height |

gutter opening inlet

capture flow rate or interception capacity | |

grate perimeter | |

flow depth |

slotted pipe drain inlet

pipe length for complete interception | |

flow rate | |

longitudinal slope | |

Manning's coefficient | |

roadway cross slope |

gutter capture efficiency

gutter capture efficiency | |

capture flow rate | |

total flow rate |

gutter carryover or bypass

gutter carry over or bypass | |

total flow rate | |

capture flow rate |

Where

Q | = | gutter flow rate |

n | = | Manning's coefficient |

S_{x} | = | roadway cross slope |

S | = | longitudinal slope |

T | = | flow width |

d | = | flow depth at curb |

a | = | depressing depth |

References - Books:

Martin Wanielista, Robert Kersten and Ron Eaglin. 1997. Hydrology Water Quantity and Quality Control. John Wiley & Sons. 2nd ed.

Home: PopularIndex 1Index 2Index 3Index 4Infant ChartMath GeometryPhysics ForceFluid MechanicsFinanceLoan CalculatorNursing Math

Online Web Apps, Rich Internet Application, Technical Tools, Specifications, How to Guides, Training, Applications, Examples, Tutorials, Reviews, Answers, Test Review Resources, Analysis, Homework Solutions, Worksheets, Help, Data and Information for Engineers, Technicians, Teachers, Tutors, Researchers, K-12 Education, College and High School Students, Science Fair Projects and Scientists

By Jimmy Raymond

Contact: aj@ajdesigner.com

Privacy Policy, Disclaimer and Terms

Copyright 2002-2015