18 U — NGS MB3181 — Cleveland, US

This trigonometric station is part of the National Geodetic Survey's network of reference points that establish the fundamental geodetic framework for the United States. Positioned near Cleveland, Ohio at coordinates 41.41871°N, 81.84937°W with an ellipsoidal elevation of 201.2 meters, this trig point serves as a stable reference for surveying, mapping, and spatial data collection activities across the region. As a triangulation station, this benchmark provides precise horizontal and vertical control for professional surveyors, engineers, and mapping professionals conducting cadastral surveys, infrastructure projects, and geographic information system development. The maintenance and verification of such control points remains essential to ensuring consistency and accuracy in surveying operations throughout the surveyed area and contributes to the broader national geospatial infrastructure that supports public and private sector applications.

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