| By current use | | none | 899 | | Passive station | 146 | | Unknown - user added | 11 | | Active station | 6 |
| | | By historic use | | Secondary | 871 | | none | 99 | | Primary | 40 | | Fundamental Benchmark | 37 | | Unknown - user added | 11 | | Active station | 4 |
| | | By type | | Pillar | 911 | | Surface Block | 39 | | FBM | 38 | | Berntsen | 18 | | Rivet | 18 | | Bolt | 16 | | Unknown - user added | 11 | | Active station | 10 | | Block | 1 |
| | | By condition | | Good | 798 | | Definitely missing | 99 | | Slightly damaged | 95 | | Couldn't find it | 29 | | Damaged | 24 | | Unreachable but visible | 13 | | Toppled or moved | 10 | | Possibly missing | 7 | | Unknown | 3 |
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