A hairpin turn forced them to construct this curved bridge, the elements of its construction are very interesting.
197I0507.jpg 2007:06:04 08:53:59 Focal length: 80.0 mm Lens: 28.0 to 300.0 mm 1/400 sec, f/10 Mode: Program ISO: 200 AF mode: AI Servo AF White balance: Auto Flash: Off File size: 467KB Image size: 1500 x 1000