obstruction lights การใช้

These lights are similar to obstruction lights used to warn aircraft of tall structures.
The air field is especially fenced in and contains the movement area, tower and point obstruction lights ).
Mount Lunaman is high and has a radio tower at the highest point marked by red fixed obstruction lights to assist navigation.
Mount Lunaman is 96 meters high and has a radio tower at the highest point marked by red fixed obstruction lights to assist navigation.
A project that included replacing its airfield lighting and signage with energy efficient LED lights where possible ( LEDs are only permissible for use on Taxiway Lights, Obstruction Lights, Signage, and Medium Intensity Runway Lights at this time the runway at San Diego uses High Intensity Runway Lights ) and is constructing 10 new gates for Terminal 2 West.