HYDROCAL (version 1.0.0)

Hydraulic Roughness Calculator

Description

Estimates frictional constants for hydraulic analysis of rivers. This HYDRaulic ROughness CALculator (HYDROCAL) was previously developed as a spreadsheet tool and accompanying documentation by McKay and Fischenich (2011, ).

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Version

Install

install.packages('HYDROCAL')

Monthly Downloads

203

Version

1.0.0

License

GPL-3

Maintainer

Colton Shaw

Last Published

February 14th, 2023

Functions in HYDROCAL (1.0.0)

n_vanrijn1984

Compute channel form roughness following Van Rijn (1984)

n_wong2006

Compute grain roughness following Wong and Parker (2006)

n_maynord1991

Compute grain roughness following Maynord (1991)

n_strickler1923

Compute grain roughness following Strickler (1923)

n_engelund1967

Compute form roughness following Engelund and Hansen (1967)

n_cowan1956

Compute hydraulic roughness following Cowan (1956)

n_jarrett1984

Compute grain roughness via Jarrett (1984)

n_direct

Compute total channel roughness via direct field measurement

mannings_to_darcy

Convert Manning's n to Darcy-Weisbach f

n_brownlie1981

Compute form roughness via Brownlie (1981)

n_limerinos1970

Compute grain roughness following Limerinos (1970)

n_freeman2000

Compute hydraulic roughness due to vegetation following Freeman, Rahymeyer, and Copeland (2000)

n_fischenich2000

Compute hydraulic roughness due to vegetation following Fischenich (2000)

n_bathurst1985

Compute grain roughness via Bathurst (1985)