The East 21st Street Bridge is a or or long

cable-stayed bridge A cable-stayed bridge has one or more ''towers'' (or ''pylons''), from which cables support the bridge deck. A distinctive feature are the cables or stays, which run directly from the tower to the deck, normally forming a fan-like pattern o ...

in Tacoma, Washington completed in January 1997. The bridge, whose most significant feature is two tall towers, carries four lanes State Route 509 (SR 509) across the

Thea Foss Waterway The Thea Foss Waterway, formerly the City Waterway, is a north–south inlet of Commencement Bay separating downtown Tacoma, Washington, from the Port of Tacoma. History The City Waterway was created in 1902 through a dredging operation proposed ...

from downtown Tacoma to the

Port of Tacoma The Port of Tacoma is an independent seaport located in Tacoma, Washington. The port was created by a vote of Pierce County citizens on November 5, 1918. The ''Edmore'' was the first ship to call at the port in 1921. The port's marine cargo opera ...

. SR 509 ends at a

single point urban interchange A single-point urban interchange (SPUI, or ), also called a single-point interchange (SPI) or single-point diamond interchange (SPDI), is a type of highway interchange. The design was created in order to help move large volumes of traffic thro ...

with

Interstate 705 Interstate 705 (I-705, Tacoma Spur) is a short Interstate Highway that is a spur route of I-5 located entirely within Tacoma, Washington, United States. The freeway serves as the connector between I-5, Downtown Tacoma, Tacoma's waterfront ...

west of the bridge, built as part of the same $165.3 million

WSDOT The Washington State Department of Transportation (WSDOT or WashDOT, both ) is a governmental agency that constructs, maintains, and regulates the use of transportation infrastructure in the U.S. state of Washington (state), Washington. Establi ...

project that also funded the bridge's construction. The architect for the bridge was Jim Merritt, a Tacoma architect. It is sometimes called Foss Waterway Bridge, although the

Murray Morgan Bridge The Murray Morgan Bridge, also known as the 11th Street Bridge or City Waterway Bridge, is a vertical-lift bridge in Tacoma, Washington. It originally opened February 15, 1913, to replace an 1894 swing-span bridge. The bridge connects downtown wi ...

also crosses Foss Waterway.

References

External links

Tacoma cable-stayed bridge
Bridgehunter * Bridges in Tacoma, Washington Cable-stayed bridges in the United States Bridges completed in 1997 {{Washington-bridge-struct-stub