DEFENCE SITE

SN Sites, buildings and structures involved in the passive or active defence of the country against hostile forces on land, sea and in the air. Use more specific term.
CL MILITARY DEFENCE AND FORTIFICATION
NT AIR DEFENCE SITE
AIRFIELD DEFENCE SITE
ANCILLARY BUILDING
ANTI INVASION DEFENCE SITE
CIVIL DEFENCE SITE
COASTAL DEFENCE SITE
DEFENCE LINE
DEFENCE WORK
EARLY WARNING SITE
WEAPON TESTING FACILITY