What is a benchmark on a topographic map. The main characteristic of topo maps is the representation of the three dimensional terrain or relief of the surface of the earth by the use of contour lines. The handley surveys team are the industry benchmark when it comes to major project geospatial requirements. Maps for the region california deer hunting zone a110. Benchmark engineering and land surveying has been providing quality innovative and responsive service to our clients since being founded in 2005 by dale k.
About survey monuments and benchmarks. Welcome to utah department of natural resources map bookstore. San francisco ca surface management agency. A comprehensive introduction to topographic maps and learning how to read them.
Shop for maps at rei free shipping with 50 minimum purchase. There are millions of geocaches worldwide and probably even some near you right now. The ngs keeps a data sheet accessable to the public for many but not all benchmarks shown on the maps. Carey revised october 1 2014.
And our redesigned website. Professionals by all accounts. A division of the department of natural resources. Top quality great selection and expert advice you can trust.
The utah department of natural resources map and bookstore is operated by the utah geological survey. Benchmark engineering land surveying llc. Return to large map index. Blm map covers lands from concord west to coastlinepoint reyes national seashore then south to half moon bay and east to fremont.
All across the continental us as well as in alaska and hawaii there is a network of survey monuments which are bronze disks about 8 to 10 cm.