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City of Portland



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17.96.062 City Benchmarks.

(Added by Ordinance No. 182760, effective June 5, 2009.)  The City Surveyor shall establish and maintain a network of benchmarks throughout the City.  Benchmarks are survey markers that have a specific elevations determined for them and these elevations are referenced to the City of Portland Vertical Datum.  Benchmark information can be found on the Portland Transportation Survey Section website.