Pleasanton "flexpool" - system concept
Larger image: http://www.cities21.org/FlexPool.pdf
Concept explained as part of an even larger concept paper: http://www.cities21.org/TRB_PRT_HBP.pdf
Larger image: http://www.cities21.org/FlexPool.pdf
Cities21 is a Palo Alto, CA 501c3 project of Community Initiatives. Contact: cities21 at cities21 dot oh arrr gee