http://la.streetsblog.org/2014/04/11/caltrans-endorses-nacto-urban-street-design-guidelines/#more-309725
Handy gearing calculator makes optimal gearing easy.
This calculator tells gear-inches calculations for:
I just voted for AlphaBent in the "Best Bicycle Shop" Category on KCRA's A-list. April 27th is last day to vote.
http://kcra.cityvoter.com/