Road Design

Tao Rugkhapan reports on the etiology traffic accidents which are becoming all to common in Bangkok as vehicle speeds increase along with lane tolerances and the number of elevated expressways.

The surge in city investment in bicycle lanes and the recent passing of various pro-bicycle laws has greatly irked many residents. Complaints have been leveled at everything from vehicle flow disruption to "extraordinarily ugly" lane paint choices.

Blueprint America reports from suburban Atlanta, where getting to the other side of the road is nothing to take for granted.

New solar road technology could both absorb solar energy for electricity and provide a changeable LED grid that could respond to traffic conditions.

Roads and bridges are crumbling in America. The Highway Trust Fund is broke and new revenue other than stimulus funds are unlikely, so some state transportation officials are applying innovative methods to spread the road funding they have secured.