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Gateway Arch

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, it is the world's tallest arch and Missouri's tallest accessible structure. Some sources consider it the tallest human-made monument in the Western Hemisphere. Built as a monument to the westward expansion of the United States and officially dedicated…

landscape

built

1968

St. Louis, St. Louis, United States

Landscape project

Hero image, caption, credit, source, and license are attached to the work record.

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Architects

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Bureaus

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Books

Runtime context from mapping, climate, transit, and access providers

Gathering site context

Pulling place, climate, and nearby mobility signals for this work.

Source review, archive context, seismic, federal, coastal, and soil signals around the work

Gathering heritage and hazard context

Pulling project-source review, archive traces, seismic history, federal context, and soil classification.

Material palette, carbon research, and classification scaffolding around the work

Building the material and carbon layer

Normalizing the palette, checking public classification systems, and preparing product-level research handoffs.

People attached to this work in the current corpus

Practices attached to this work in the current corpus

Nearby precedents connected through shared architects or bureaus