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benchmark . . . 2 matches
...Among geocachers, the term benchmark is used casually to mean either a [[vertical control]] mark or a [[horizontal control]] mark. In this casual use, the term is generally spelled...

0.3k - rev: 4 (current) last modified: 2009-03-21 21:03:18

level line . . . 1 match
...A '''''level line''''' is a sequence of bench marks (i.e. "[[vertical control]]" [[station]]s), each a few miles from the other, that was surveyed by "[[differential leveling]]"....

0.2k - rev: 4 (current) last modified: 2009-03-21 21:03:19

designation . . . 1 match
...the station. The [[NGS]] [[blue book]] guidelines suggest that designations of [[vertical control]] stations be named in order of their establishment within each state, beginning ...

0.8k - rev: 3 (current) last modified: 2009-03-21 21:03:18

bench mark . . . 1 match
...''' is a specific type of control point that is used strictly for elevation, or [[vertical control]]. Among geocachers, the term [[benchmark]] is used casually to mean any kind of...

0.3k - rev: 6 (current) last modified: 2009-03-21 21:03:18

Glossary . . . 1 match
..., [[USGLO]], [[USGS]], [[USGS Quad]], [[UTM]] ---- . <<Anchor(V)>> . V<<BR>> [[vertical control]], [[vertical datum]], [[viaduct]], [[VLBI]], [[VORTAC]] ---- . <<Anchor(W)>> ...

3.0k - rev: 25 (current) last modified: 2009-03-21 21:03:19