This is a PHP application to create an online channel hydraulic geometry calculation tool.

1. Clone the repository.
2. Run composer install to install the dependencies.
3. Add the Apache directives in httpd.conf (and restart the webserver) as per the example given in .httpd.conf.extract.txt; the example assumes mod_macro but this can be easily removed.
4. Create a copy of the index.html.template file as index.html, and fill in the parameters.
5. Access the page in a browser at a URL which is served by the webserver.

Installed via Composer.

Formulae derived by Renée Kidson 2003-4.

Coding by Martin Lucas-Smith, Department of Geography, University of Cambridge, 2003-10, 2020, 2024.

GPL3.