513.2 Retained wall
Geometry: line
Definition
A significant wall of stone, concrete, wood or other materials which is seen only from one side. Half dot must point to the lower level.
Parameters
Minimum height: 1 m.
Minimum length (isolated): 2.4 mm (footprint 36 m).
Colour: black.
Comments
The definition of this map symbol was updated on 23.01.2022: New symbol.