http://www.informationdisplay.com/traffic_calming_blog/2010/01/work-zone-safety-moves-forward-in-medford/ Anything & Everything To Do With Traffic Tue, 22 Jun 2010 22:37:43 -0700 hourly 1 http://wordpress.org/?v=3.0 http://www.informationdisplay.com/traffic_calming_blog/2010/01/work-zone-safety-moves-forward-in-medford/comment-page-1/#comment-985 IDC Team Thu, 01 Apr 2010 15:29:05 +0000 http://www.informationdisplay.com/traffic_calming_blog/?p=220#comment-985 Portable radar speed signs are usually battery powered. If mounted to the back of a truck or car, it can also be hooked up to run off the automobile battery. Portable radar speed signs are usually battery powered. If mounted to the back of a truck or car, it can also be hooked up to run off the automobile battery.

]]> http://www.informationdisplay.com/traffic_calming_blog/2010/01/work-zone-safety-moves-forward-in-medford/comment-page-1/#comment-955 Solar powered signs Fri, 26 Feb 2010 04:00:37 +0000 http://www.informationdisplay.com/traffic_calming_blog/?p=220#comment-955 I think it is a great idea to have speed checking signs in work zones. Are these signs solar powered? I think it is a great idea to have speed checking signs in work zones. Are these signs solar powered?

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