Gateway Arch

U.S. National Historic Landmark in St. Louis City, Missouri / From Wikipedia, the free encyclopedia

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The Gateway Arch is a 630-foot-tall (192 m) monument in St. Louis, Missouri, United States. Clad in stainless steel and built in the form of a weighted catenary arch,[5] it is the world's tallest arch[4] and Missouri's tallest accessible building. Some sources consider it the tallest human-made monument in the Western Hemisphere.[6] Built as a monument to the westward expansion of the United States[5] and officially dedicated to "the American people", the Arch, commonly referred to as "The Gateway to the West", is a National Historic Landmark in Gateway Arch National Park and has become an internationally recognized symbol of St. Louis, as well as a popular tourist destination.

Quick facts: Gateway Arch, Alternative names, General info...
Gateway Arch
Alternative names
  • Gateway to the West
  • St. Louis Arch
General information
Architectural styleStructural expressionism[1]
Location100 Washington Avenue
St. Louis, Missouri, 63102, U.S.
Coordinates38.6245°N 90.1847°W / 38.6245; -90.1847
Construction startedFebruary 12, 1963; 60 years ago (1963-02-12)
CompletedOctober 28, 1965; 57 years ago (1965-10-28)
InauguratedJune 10, 1967; 56 years ago (1967-06-10)
Cost$13 million (c. $86.5 million in 2021)[2]
Height630 ft (192 m)
Other dimensions630 ft (192 m) width
Design and construction
Architect(s)Eero Saarinen
Architecture firmEero Saarinen and Associates
Structural engineerSeverud Associates
Main contractorMacDonald Construction Co.
Gateway Arch
Gateway Arch is located in St. Louis
Gateway Arch
Gateway Arch is located in Missouri
Gateway Arch
Gateway Arch is located in the United States
Gateway Arch
NRHP reference No.87001423
Significant dates
Added to NRHPMay 28, 1987[3]
Designated NHLMay 28, 1987[4]

The Arch was designed by the Finnish-American architect Eero Saarinen in 1947, and construction began on February 12, 1963 and was completed on October 28, 1965,[7][8] at an overall cost of $13 million[9] (equivalent to $86.5 million in 2018).[2] The monument opened to the public on June 10, 1967.[10] It is located at the 1764 site of the founding of St. Louis on the west bank of the Mississippi River.[11][12][13]