Longest Floating Bridge - Seattle, WA
N 47° 38.485 W 122° 15.809
10T E 555320 N 5276709
The Evergreen Point Floating Bridge measures 2,349.55 m (7,708.49 ft) and connects Seattle to Bellevue, both cities in Washington State, USA, making it the longest floating bridge in the world according to The Guinness World Records.
Waymark Code: WMWBM9
Location: Washington, United States
Date Posted: 08/08/2017
Views: 9
Numerous websites highlight the recent opening of the Evergreen Point Floating Bridge which replaced an earlier floating bridge built in 1963 and was also a Guinness World record holder for many decades. Some interesting facts regarding this bridge from the balance.com website:
Two 11-foot general-purpose lanes in each direction
One 12-foot 3+ transit/HOV lane in each direction
One 10-foot outside shoulder in each direction
One 4-foot inside shoulder in each direction
One 2-foot median barrier
A 14-foot bicycle/pedestrian path on the north side
Other key facts from the World longest floating bridge are:
Governor Albert D. Rossellini Bridge is the official name of the bridge.
The floating section of the SR 520 Bridge is 7,578 feet long.
The bridge is supported by 77 bridge pontoons.
The SR 520 bridge pontoons are held in place by 58 anchors secured to the lake bottom.
The deepest point in Lake Washington is 214 feet.
More than 115,000 vehicles use the SR 520 Bridge to cross Lake Washington on a daily basis.
The existing bridge was designed to withstand 50-70 mph winds, while the new bridge will hold up to 92 mph winds.
Pre-stressed concrete pontoons were part of the original bridge design, each pontoon measuring approximately 360 feet long, 60 feet wide and 14.9 feet deep.
Washington State is the floating bridge capital of the world with the four longest and heaviest floating bridges.
Our family took a boat cruise during Spring Break 2017 to Lake Washington from Lake Union and we passed directly next to this bridge and took many photos. Posted coordinates are located in the middle portion of this bridge.