T 172 — NGS LO0551 — Salt Lake City, US

This triangulation station is part of the National Geodetic Survey's trig network, which establishes fundamental horizontal control for the United States. Located near Salt Lake City, Utah, at coordinates 40.78972° N, 111.89861° W, this point serves as a reference for surveying, mapping, and engineering projects across the region. Triangulation stations of this type were historically observed and occupy positions of known geodetic significance within the NGS framework. The point's documented coordinates enable surveyors and engineers to tie local measurements to the national datum, ensuring consistency and accuracy in cadastral surveys, infrastructure development, and spatial data collection. Verification and maintenance of such reference monuments remain important for preserving the integrity of regional geodetic infrastructure, particularly in areas undergoing development or requiring updated survey work.

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