The construction of the Juneau Creek Bridge with a span of 951 ft. is the center piece of one of the largest infrastructure projects in Alaska.
The bridge will significantly increase the traffic capacity on the Sterling Highway between Anchorage and the Kenai Peninsula and improve safety. Traylor Bros Inc. relies on two Liebherr LR 1300.1 SX crawler cranes that are playing a crucial lifting role during the assembly of the bridge sections.
The steel girders of the bridge are assembled on one side of the canyon and then gradually pushed over the deep Juneau Creek Canyon to Cooper Landing with hydraulic presses using the bridge launch technique. Using this technology, the massive individual sections can be positioned precisely without the need for complex scaffolding across the chasm…