The AASHTO Guide for the Development of Bicycle Facilities, is a much-referenced work among bicycle planning and transportation professionals. The 2012 is the most recent final version; As of the time of this writing, the complete guide isn’t freely available; there are fragments below from both the previous (1999) edition, as well as the current (2012) edition.
The guide is a largish (2.5MByte) .pdf available from the here, via azmag.gov (Maricopa Assoc of Governments). You can purchase the book directly from AASHTO
This book gives the accepted guidelines for dimensions and usage of various bicycle facilities, i.e. bike lanes, wide curb lanes.
There is also a DRAFT revision dated February 2010: DRAFT AASHTO Guide for the Planning, Design, and Operation of Bicycle Facilities which was superceded by the… Continue reading AASHTO Guide for the Development of Bicycle Facilities