Signal towers (elevated structures)
Esquema
Jerarquía
Built Environment (Hierarchy Name) > Single Built Works (Hierarchy Name) > single built works (Built Environment) > <single built works by specific type> > <single built works by form> > <single built works by form: massing or shape> > towers (single built works)
Descripción
General term for elevated structures, either open or enclosed, from which signals of any kind are sent, including telegraphic, electronic, or manual signals. Examples are towers in the Great Wall of China and towers used to relay railroad signals.
URI original del concepto
Otros términos
- signal tower (elevated structure) [en]