Feature category: 7. Terrain relief
Feature type:
(with ordinal number)		 7.07 RAVINE, POTHOLE (ROKLE, VÝMOL)
Feature type code: db060
Feature definition:

Ravine - an erosion furrow of larger dimensions or a smaller narrow valley with an V-shaped profile steep slopes and a narrow bottom (usually in rocks).
Pothole - an elongated depression created by the action of flowing surface water with a U-shaped profile (usually in unpaved rocks).
Geometric determination of the feature: line
Positional accuracy: mp = 10,0 m
Geometric data source:
aerial survey photos, orthophotos, LLS, field recognition
Descriptive data source:
-
A t t r i b u t e s :
Attribute name Data type Attribute subject Attribute values Code list
FID_ZBG VARCHAR2(40) unique feature identifier in ZABAGED®
S i z e   r e s t r i c t i o n s :
width <10 m
length ≥ 50 m with the possibility of combination with other features to represent the terrain
E x a m p l e s :
Příklad
Feature illustration; photo: ZÚ archives
F e a t u r e   h i s t o r y :
Extended web version updated to: 17.03.2025
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