Skip to main content

112 Pit

from
ISOM 2017-2
112 Pit (ISOM 2017-2)

Geometry: point.

Definition

Pits and holes with distinct steep sides which cannot be shown to scale using symbol Earth bank (104).

Location is the centre of gravity of the symbol, and the symbol is orientated to north.

The symbol shall not touch or overlap other brown symbols.

A pit larger than 5 m x 5 m should normally be exaggerated and drawn using Earth bank (104).

Pits without steep sides are represented with symbol Small
depression
(111)
.

Parameters

Minimum depth: 1 m.

Minimum width: 1 m.

Footprint: 10.5 m x 12 m.

Colour: brown.

Correct examples

Incorrect examples