Pontoon formwork takes shape
Aberdeen, Washington – Crews working for the Washington State Department of Transportation set formwork for the next cycle of SR 520 bridge pontoons at a casting basin in Grays Harbor. This photo shows the outside of the three-story-tall exterior forms that will be used to build the massive concrete structures over the coming months.
Construction crews are underway on the fourth cycle of SR 520 bridge pontoons in Aberdeen. In this cycle, crews will build six total pontoons:
• Four longitudinal pontoons (360 ft. x 75 ft. x 29 ft.)
• Two supplemental stability pontoons (98 ft. x 60 ft. x 28 ft.)
Pontoon formwork takes shape
Aberdeen, Washington – Crews working for the Washington State Department of Transportation set formwork for the next cycle of SR 520 bridge pontoons at a casting basin in Grays Harbor. This photo shows the outside of the three-story-tall exterior forms that will be used to build the massive concrete structures over the coming months.
Construction crews are underway on the fourth cycle of SR 520 bridge pontoons in Aberdeen. In this cycle, crews will build six total pontoons:
• Four longitudinal pontoons (360 ft. x 75 ft. x 29 ft.)
• Two supplemental stability pontoons (98 ft. x 60 ft. x 28 ft.)