528 Passable line feature
Geometry: line.
Definition
A man-made line feature that is allowed to cross. For example, a low pipeline (gas, water, oil, heat, etc.) or a bobsleigh / skeleton track that is clearly visible.
The definition of the symbol must be given on the map.
Parameters
Minimum length: 1.5 mm (footprint 22.5 m).
Colour: black 60%.
Comments
Optional symbol.