Description: Benchmarks are markers (often nails in roads or in the ground) that can be used as a known geographic reference sources to determine accurate positions during surveys. It is usefull to track the locations of benchmarks as well as conditional information (benchmarks are often destroyed during new constructions) and description of the benchmark.
Service Item Id: 38d1640b1d544105b92bdbe03117d54d
Copyright Text: The source for Benchmarks is site surveys. Feature class in stewardship of COPB GIS.