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Fortification Type (FON)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: fon.ttl

Name

fortificationType

Datatype

Enumeration

Definition

The type of fortification based on its structure or intended use.

Description

A fortification can be a large construction such as a rampart or a small earthwork as a foxhole.

Accepted

2016-06-08

Defined by

DEU

Values

• FON_1 Battery
• FON_10 Military Trench
• FON_11 Pillbox
• FON_12 Rampart
• FON_13 Redoubt
• FON_14 Sandsack Barrier
• FON_15 Fortification Wall
• FON_16 Submarine Shelter
• FON_2 Casemate
• FON_3 Citadel
• FON_4 Defensive Revetment
• FON_5 Dragons Teeth
• FON_6 Fortified Tower
• FON_7 Hesco Barrier
• FON_8 Keep
• FON_9 Military Parapet

Used by

• AH050 Fortification

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.