The design is a retrofitting replacement of the horizontal steel tube that currently holds freeway signage.
The Green Optimistic | Recycle your boost: highway-based wind turbines
The Green Optimistic | Recycle your boost: highway-based wind turbines
(via www.greenoptimistic.com)
Submitted by greenoptimistic on Wed, 2008-02-06 13:48. | Tags: architecture | highway | turbines | wind