4901 — NGS RD4302 — Vancouver, US

This triangulation station is part of the National Geodetic Survey's network, which establishes the foundational control framework for surveying and mapping throughout the United States. Located near Vancouver, Washington at coordinates 45.65750° north latitude and 122.55750° west longitude, this trig point serves as a precisely positioned reference marker for horizontal control work. Triangulation stations of this type have historically supported large-scale surveys, engineering projects, and the development of geographic information systems. The point's documented location enables surveyors and geospatial professionals to conduct accurate field measurements and validate local survey networks. Verification and maintenance of such benchmarks remain important for ensuring the integrity of cadastral records, infrastructure development, and scientific research that depends on precise horizontal positioning data.

Sign in to submit a verification from the field.

No verifications yet. Be the first to check this point!