Colorado River at Topock with New Red Rock Railroad Bridge, Interstate I-40 Bridge and the Trails Arch Bridge. From 1926 until 1948 U.S. highway 66 was aligned across the Trails Arch Bridge until its deck got removed in1948 and a natural gas pipeline was laid across it, a pipeline that is still in use. .Arizona/California, USA..© febr. 26 2007 Marco van Middelkoop/Aerophoto-Schiphol