Margaret McDermott Bridge

Margaret McDermott Bridge
Margaret McDermott Bridge
	The Margaret McDermott Bridge in Dallas as seen in March 2020
Coordinates	32°46′13.4″N 96°49′06.6″W / 32.770389°N 96.818500°W
Carries	I-30, pedestrians, bicycles
Crosses	Trinity River
Locale	Dallas, Texas
Owner	TxDOT
Characteristics
Design	Cable-stayed bridge with suspended arches
Material	Steel, Concrete
Height	340 feet (100 m)
Longest span	1,125 feet (343 m)
History
Designer	Santiago Calatrava, in part
Constructed by	Balfour Beatty / Fluor PLC Joint Venture Substructure: PLC JV, Drill Shaft; Texas Shaft Superstructure: American Bridge Co.
Fabrication by	Tampa Steel Erecting Company
Construction start	2012
Construction end	2017
Construction cost	$100 million+
Opened	2013
Inaugurated	Spring 2021
Replaces	Interstate 30 Trinity River Bridge
Statistics
Toll	None
Location

The Margaret McDermott Bridge is a conventional concrete pier-and-beam freeway bridge^[3] with cable-stayed bike lines over the Trinity River in Dallas, Texas. It replaced the late-1950s to early-1960s Interstate 30 (I-30) bridge, which reached its end of life.^[1] It was partially designed by Santiago Calatrava, and is part of the Trinity River Project and the Horseshoe Project.^[1] It was named for Margaret McDermott, an area philanthropist.^[2]

^ ^a ^b ^c ^d Margaret McDermott Bridge update. City of Dallas. January 11, 2013. Retrieved August 20, 2014. {{cite book}}: Check |url= value (help)
^ ^a ^b "Horseshoe Project". Trinity River Corridor Project. Archived from the original on July 18, 2014. Retrieved August 20, 2014.
^ Schutze, Jim (January 30, 2018). "Undisclosed Documents Reveal Flaws in Margaret McDermott Bridge, Preventing Opening". Dallas Observer. Retrieved June 18, 2018.