OSBM Bolt: Caterham, A22 roundabout 

NBM OSBM BOLT ABUT WALL SUBWAY ROUNDABOUT S SIDE BURNTWOOD LANE JUNC CROYDON RD - new 1984; perhaps intended to replace nearby FB 2635, even though that was evidently still in place in 1984.
Location
Grid reference: TQ 3456 5714.
Landranger 187: Dorking, Reigate & Crawley area.
Structure: Roadside wall.
Waypoint: OS2141.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Croydon,
4.10km to the northwest.
Location
Grid reference: TQ 3456 5714.
Landranger 187: Dorking, Reigate & Crawley area.
Structure: Roadside wall.
Waypoint: OS2141.
Neighbouring Flush Brackets
| 2635 | Caterham, Croydon Road 10.00m to the south. |
| 2634 | Caterham, Croydon Road 1.47km to the south. |
| 2636 | Whyteleafe 1.60km to the northwest. |
| G1888 | Warlingham 2.04km to the northeast. |
| 2633 | Caterham, Godstone Road 2.08km to the south. |
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