ISSkiOM 2019
International Specification for Ski Orienteering Maps
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301.1 Crossable body of water
Geometry: area. Definition When a body of water is allowed to be crossed, the colour shall be 50% blue.The bank line of the crossable waterbody is presented in ski orienteering…
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301.2 Body of water that shall not be crossed
Geometry: area. Definition When a body of water is not covered with ice or shall not be crossed, the colour of the area shall be 100% blue. A black bank…
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310.1 Marsh (in ski orienteering maps)
Geometry: area. Definition The marshes shall be shown with the same symbol as Indistinct marsh (310) in the orienteering map specification, so that the track symbols drawn can be read…
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701 Start
Geometry: point. Definition The place where the orienteering starts. The centre of the triangle shows the precise position where the orienteering course starts. The start must be on a clearly…
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702 Map issue point
Geometry: point. Definition If there is a marked route to the start point, the map issue point is marked using this symbol. Parameters Colour: purple (upper purple).
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703 Control point and focus point
Geometry: point. Definition The focus point (i.e. the point in the centre of a control circle) shall be used to clarify the exact position of a control. Parameters Colours: purple…
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704 Control number and control code
Geometry: text. Definition In ski orienteering, control descriptions are not used. Code numbers for controls are placed either next to control numbers on the terrain area of a map or…
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705 Course line
Geometry: line. Definition Where controls are to be visited in order, the sequence is shown using straight lines from the start to the first control and then from each control…
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706 Finish
Geometry: point. Definition The end of the course. Parameters Colour: purple (upper purple).
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707 Marked route
Geometry: line. Definition A marked route that is a part of the course. It is mandatory to follow the marked route. Parameters Minimum length: 2 dashes (4.5 mm – footprint:…
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709 Out-of-bounds area
Geometry: area. Definition An out-of-bounds area. A bounding line may be drawn if there is no natural boundary, as follows:• a solid line indicates that the boundary is marked continuously…
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715 Continuing point after map exchange
Geometry: point. Definition Symbol marking the continuation of the course after the map flip or the map exchange. The triangle points in the direction of the following control. Parameters Colour:…
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716 Forbidden route, forbidden to cross
Geometry: line. Definition Linear features marked with the forbidden route symbol can not be followed, and can not be crossed except at specially marked crossing points. Do not enter road…
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717 Obstacle across track
Geometry: point. Definition The symbol should be used for all obstacles that are difficult to cross or small parts on the track without snow. Parameters Colour: purple (lower purple). Comments…
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720 Equipment deposit
Geometry: point. Definition A deposit for spare equipment in the terrain. Parameters Colour: purple (upper purple). Comments The definition of this map symbol was updated on 29.11.2023 (ISSkiOM 2019 Revision…
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801 Very wide track > 3.0 m
Geometry: line. Definition Very fast, wide ski tracks in ski centres, made with a ski trail groomer or a track leveller. Parameters Colour: Green for SkiO
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802 Wide track 1.5 – 3.0 m
Geometry: line. Definition A fast, skateable track made by a snow mobile, width usually 1.5 – 3.0 m. Skateable tracks rougher and softer than the wide skateable tracks in the…
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803 Track 0.8 – 1.2 m
Geometry: line. Definition A good track made by a snow mobile, usually 0.8 – 1.2 m wide. In steep slopes, tracks may be made wider to reduce widening during competition.…
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804 Track, slow 0.8 – 1.0 m
Geometry: line Definition A rough, slow track with little snow or some brushwood. This symbol is not used in steep slopes, if the width of the track allows using herringbone…
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805 Road covered with snow
Geometry: line. Definition Snowploughed, skiable roads are drawn with a normal road symbol but wider. Parameters Colour: black.
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807 Unploughed road
Geometry: line. Definition A road which is not opened for traffic, not a skiable track. Parameters Colour: black.
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808 Prepared area
Geometry: area. Definition Slalom slopes (alpine skiing slopes) and other areas which are wide, skiable and hard. The boundaries of prepared areas are shown with a narrow green line (0.13…
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813 Public snow mobile route
Geometry: line. Definition A public and marked route for snow mobiles that may be in use during the ski orienteering competition. These routes are often uneven and of varying width…
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841 One-way compulsory
Geometry: point. Definition For use on tracks where it is only allowed to go in one direction. The frequency of chevron arrows depends on the overall length of the track…
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Symbol deletion: 806 Sanded or snowless road
Geometry: line. Definition A road on the map which is sanded or snowless during the competition. A chain of V-marks across the road symbol show that the road is not…
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Symbol deletion: 809 Forbidden route, crossable
Geometry: line. Definition Linear features marked with the forbidden route symbol can be crossed but not followed. At least two symbols must be used to mark a forbidden route.The symbol…