8806 — NGS RD4295 — Clark County, US

This trigonometric station is part of the National Geodetic Survey's network, which forms the foundation of the United States' geodetic control infrastructure. Trigonometric stations serve as precise reference points for surveying, mapping, and engineering projects requiring accurate horizontal positioning. Located in Clark County, Washington at coordinates 45.68639° N, 122.55222° W, this benchmark represents a documented control point within the NGS database. Such stations enable surveyors and engineers to establish local coordinate systems and verify measurements across projects. The systematic documentation and preservation of these geodetic markers remains essential for maintaining spatial data quality and consistency. Verification of existing benchmarks through resurvey work helps ensure their continued reliability as foundational control for regional surveying activities. Professional users should consult the NGS database directly for current status information and any specific constraints affecting use of this reference point.

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