Boulder 206
See Also...202 207
ISOM Index Rock and
boulders index previous next
revision 05/00
Specifications
206 Boulder
A small distinct boulder (minimum height 1m). Every boulder marked on the
map should be immediately identifiable on the ground.
To be able to show the distinction between boulder with significant difference in size it is permitted to enlarge this symbol by 20% (diameter 0.5mm).
Colour: black.
Dots diameter 0.4mm (0.5mm)
ISOM 1990 Definition
A small distinct boulder (minimum height 1m). Every boulder marked on the
map should be immediately identifiable on the ground.
OCAD Methods
Defined as line symbol 206.0. A point symbol can be drawn with any tool.
Pictorial Descriptions
- BOF Rules, Appendix One
A prominent free standing block of stone greater than 0.5m high
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International Specification
for Orienteering Maps produced by the International Orienteering Federation
OCAD produced by Hans Steinegger Software. © 1988-1999 Hans Steinegger. ® OCAD
is a registered trademark of Hans Steinegger
This document has been written and coded by Peter Hornsby of Ashby Mapping
Apologies for any mistakes and errors; please inform details of any problems,
thanks.
Produced for the Ashby Mapping internet site on 20 November 1997 and 1 December
1999 ©1997-2000 Ashby Mapping
Revised 28 December 1999, 23 March 2000