220.127.116.11.1 Semantic definition
Properties common to the definition of occurrences and types of IfcSignal applied in railways.
18.104.22.168.2 Applicable entities
|Name||Property Type||Data Type||Description|
Type of the indicators on a signal, e.g. route indicator, speed restriction indicator etc.
Type of the lens diffuser the signal is equipped with.
Indicates if a guard board is provided.
The maximum distance that can be displayed. The value relates only to the signal type, not to the circumstances at a special position.
The required distance that has to be displayed. The value relates only to the signal type, not to the circumstances at a special position.
Indicates if the signal is high (TRUE) or dwarf (ground mounted) (FALSE).
Nominal length of the signal hood, which is the signal lamp cover against glaring sun.
Position of the hot strip, which indicates the direction of the focus of the light beam and is given in terms like "left upper quadrant (LUQ)" or "5 o'clock".
Orientation the lens diffuser has to have, which indicates the direction of the lens diffuser and is given in terms like "left upper quadrant (LUQ)" or "5 o'clock".
Number of lamps the signal is composed of.
All possible message available at this signal, e.g. "3/4- display automatic blocking".
The type of railway signal, e.g. home signal, starting signal, shunting signal, level crossing signal.