117 — NGS MB1501 — Cleveland, US

This triangulation station is part of the National Geodetic Survey's fundamental control network, which provides horizontal and vertical reference data for surveying and mapping activities throughout the United States. Located near Cleveland, Ohio, at coordinates 41.50127° N, 81.69978° W, this trig point serves as a monumented reference for establishing positions of other survey monuments and geographic features in the region. Triangulation stations of this type were historically observed and connected through networks to create a cohesive geodetic framework. The documentation and verification of such control points remain valuable for surveyors performing boundary surveys, engineering projects, and coordinate transformations. Maintaining accurate records of benchmark locations and their condition supports the integrity of the national spatial reference system and ensures consistency in surveying practice across jurisdictions.

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