Cross pontoon A

The second of two cross pontoons built for the new SR 520 floating bridge, cross pontoon A will be anchored at the western end of the new bridge.

 

Construction is complete on the second cycle of SR 520 bridge pontoons in Aberdeen. In this cycle, crews built six total pontoons:

 

• Three longitudinal pontoons (360 ft. x 75 ft. x 29 ft.)

• One cross pontoon (270 ft. x 75 ft. x 33 ft.)

• Two supplemental stability pontoons (98 ft. x 60 ft. x 28 ft.)

Done