The Australian War Memorial Collection. Test site
BALIKPAPAN, BORNEO. 1946. A JAPANESE 155MM COAST DEFENCE GUN IN A BUNKERED EMPLACEMENT ON THE EASTERN SLOPES OF THE "ROTTNEST" FEATURE COVERING THE CHANNEL ENTRANCE TO THE EAST. THE EMPLACEMENT MEASURES 30'-0" X 24'-0". IT WAS CONSTRUCTED OF HEAVY TIMBER, STRONGLY BRACED AND COVERED WITH 12" OF TIMBER, 3'-0" OF CONCRETE AND FINALLY 5'-0" OF EARTH.
BALIKPAPAN, BORNEO. 1946. ONE OF THE TWO JAPANESE 120MM NAVAL COAST DEFENCE GUNS LOCATED AT WAITES KNOLL, NORTH OF MANGGAR AIRFIELD. BUNKERED EMPLACEMENT IS OF HEAVY TIMBER CONSTRUCTION 18' X 16' X 8'
BALIKPAPAN, BORNEO. 1946. A JAPANESE 120MM NAVAL TYPE, COAST DEFENCE GUN AND EMPLACEMENT AT REF. 57465970 - NORTH OF THE DUTCH BARRACKS AT KLANDASAN. THESE GUNS COVERED THE BEACH TO THE SOUTH AND THE
BALIKPAPAN, BORNEO. 1946. AN UNOCCUPIED JAPANESE COAST DEFENCE GUN POSITION ON THE FORWARD SLOPES OF THE "ROTTNEST" FEATURE. THIS EMPLACEMENT WAS SIMILIAR IN CONSTRUCTION TO A POSITION HOUSING A 155MM
BALIKPAPAN, BORNEO. 1946. A BADLY BOMB DAMAGED JAPANESE 120MM NAVAL TYPE, COAST DEFENCE GUN EMPLACEMENT. THIS TYPE OF EMPLACEMENT WAS BUILT OF HEAVY TIMBER, WITH A 12" TIMBER ROOF, COVERED WITH 3' OF
BALIKPAPAN, BORNEO. 1946. AN UNOCCUPIED JAPANESE COAST DEFENCE GUN EMPLACEMENT BEHIND THE BEACH AT MANGGAR. THE DIMENSIONS ARE 20' WIDE, 15' DEEP AND 7'6" HIGH. ROOF COVERING CONSISTS OF 12" TIMBER AN
BALIKPAPAN, BORNEO. 1946. A JAPANESE MACHINE GUN BUNKER LOCATED ON THE BEACH AT STALKOEDO. THE BUNKER IS BUILT OF HEAVY LOG TIMBER WITH INSIDE DIMENSIONS OF 8'-0" X 6'-0". THE ROOF IS OF TIMBER, WITH
