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2. Benchmark (surveying) - Wikipedia

   en.wikipedia.org/wiki/Benchmark_(surveying)

   An Ordnance Survey cut mark in the UK Occasionally a non-vertical face, and a slightly different mark, was used. The term benchmark, bench mark, or survey benchmark originates from the chiseled horizontal marks that surveyors made in stone structures, into which an angle iron could be placed to form a "bench" for a leveling rod, thus ensuring that a leveling rod could be accurately ...

3. Survey marker - Wikipedia

   en.wikipedia.org/wiki/Survey_marker

   Survey markers, also called survey marks, survey monuments, or geodetic marks, are objects placed to mark key survey points on the Earth's surface. They are used in geodetic and land surveying . A benchmark is a type of survey marker that indicates elevation ( vertical position ).

4. Benchmarking (hobby) - Wikipedia

   en.wikipedia.org/wiki/Benchmarking_(hobby)

   Benchmarking, also known as benchmark hunting, [1] is a hobby activity in which participants find benchmarks (also known as survey markers or geodetic control points). The term "benchmark" is used only to refer to survey markers that designate a certain elevation , but hobbyists often use the term benchmarks to include triangulation stations or ...

5. Glossary of levelling terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_levelling_terms

   Benchmark (surveying) – fixed reference point of known elevation with respect to which RL of other points is determined. Benchmarks can be arbitrary or permanent, the former is used for calculation of reduced levels for small survey works and the latter is used to calculate the elevations of significantly important locations and points.

6. 403(b) Plan Survey to Benchmark Trends and Best Practices - AOL

   www.aol.com/news/2013-02-19-403b-plan-survey-to...

   403(b) Plan Survey to Benchmark Trends and Best Practices Participants receive free copy of results and webinar from annual 403(b) Plan Survey DES MOINES, Iowa--(BUSINESS WIRE)-- Millions of ...

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