Drainage chamber

One of seven drainage chambers in the vicinity of radio and broadcast towers, through which access to the signal control can be gained.
 * Broadcast tower KB5: Signal Echo Foxtrot – The Drainage Chamber beneath broadcast tower KB5 can be entered through a Sewer Grate.
 * Broadcast tower KT8: Signal Sierra Romeo – The Drainage Chamber beneath broadcast tower KT8 can be entered through a Sewer Entrance.
 * Broadcast tower PN: Signal Papa November – The Drainage Chamber beneath broadcast tower PN can be entered through a Sewer Entrance.
 * Broadcast tower SV: Signal Sierra Victor – The Drainage Chamber beneath broadcast tower SV can be entered through a Sewer Entrance.
 * Radio mast Oscar Tango: Signal Oscar Tango – The Drainage Chamber beneath radio mast Oscar Tango can be entered through a Manhole.
 * Radio mast Yankee Bravo: Signal Yankee Bravo – The Drainage Chamber beneath radio mast Yankee Bravo can be entered through a Sewer Grate.
 * Relay tower KX-B8-11: Signal Oscar Zulu – The Drainage Chamber beneath relay tower KX-B8-11 can be entered through a Sewer Grate.