MAIT BRIDGE — NGS HT2681 — Alameda, US

This triangulation station is part of the National Geodetic Survey's network of control points establishing the geodetic datum for the United States. Located near Alameda, California, at coordinates 37.74779°N, 122.23698°W, this trig point serves as a reference for horizontal positioning in the San Francisco Bay Area region. Triangulation stations of this type were established to provide accurate control for mapping, surveying, and engineering projects. The point's precise geographic location enables surveyors and engineers to reference their local measurements to the national coordinate system. Documentation and verification of such control points remain valuable for maintaining survey accuracy and continuity in areas experiencing development or infrastructure projects. Current survey professionals may utilize this station for establishing local control networks or validating positioning equipment.

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