CHAPTER Il, SECTION 3
STATION:
J-660.03
USER:
DOD/EG&G
SITE:
Johnston Island
PURPOSE:
Photo Station
USER:
DOD/ESL
PARTICIPATION: J-40, J-41
PURPOSE:
Radar Set
DESIGN PSI:
None
PARTICIPATION: J-40, J-41
CONSTRUCTION: 6-1-58/6-5-58
DESIGN PSI:
Each station consisted of a 10-foot-square
stabilized area located on each of three sides of
None
CONSTRUCTION: 5-9-58. 7-7-58
This radar station occupied the waiting
room of the existing underground hospital,
the Station 6001 working point.
STATIONS:
J-947.01 and .02
SITE:
Johnston Island
24x28 feet and 24x45 feet, at one end. Three
USER:
EG&G /DOD
The building had been previously partitioned
into several rooms and areas. The waiting room
PURPOSE:
Photo Station
Building P-405. The buildilng was a concrete
structure, 34x106 feet, with additional portions,
concrete tunnel ramp entries provided access.
was 14x16 feet and was modified for use as the
station. Power from the existing panel in the
room was carried to a new junction box. The
door openings were sealed, and the room was
air conditioned by a new 1200-cfm unit located
outside the building on the ground surrface. A
3\4-foot-square concrete block was placed out-
side the building to support a User-furnished
antenna.
STATION:
J-831
SITE:
Johnston Island
USER:
DOD /EG&G
PURPOSE:
PARTICIPATION:
DESIGN PSI:
CONSTRUCTION:
Zenith Tracking
J-40, J-41
None
6-2-58/6-21-58
The 10-foot-square concrete slab at this
station had clear lines of sight to Stations 40
and 41. A 20x10-foot area behind the slab was
stabilized. Scientific line power was furnished
to the area.
STATION:
SITE:
USER:
PURPOSE:
PARTICIPATION:
DESIGN PSI:
CONSTRUCTION:
J-910
Johnston Island
DOD/CDC
Rocket Station
J-40
None
5-12-58/5-29-58
This station originally utilized the slab for
the Station 612 and is described under Station
612. However, prior to the TEAK event, this
station was relocated to the extreme southwest
end of the island.
STATIONS:
J-930.01, .02, .03
SITE:
Johnston Island
Page 132
PARTICIPATION: None
DESIGN PSI:
None
CONSTRUCTION: None
These 8-foot-square support areas were de-
signed to support camera equipment. Station
J-947.01 was to be a concrete slab on the west
end of the island. Station J-947.02 was to be
an 8-foot-square steel plate placed on the proposed barge, Midot Station 3240.03, but with
the cancellation of the barge station, both J-947
stations were subsequently cancelled.
STATION:
J-1030
SITE:
Johnston Island
USER:
LASL
PURPOSE:
Optic and Recording
Station
PARTICIPATION: J-40, J-41
DESIGN PSI:
None
CONSTRUCTION: 5-8-58/7-7-58
This station utilized a new structure in
joint occupancy with Station J-1810. The building was 48x64 feet, varying in height from 8 to
12 feet. A 12-inch-thick concrete slab supported the timber framed structure. The roof was
insulated with sheets, and the exterior walls were
covered with plywood on the outside. Station
J-1030 occupied an area 23x54 feet and was
divided into six rooms, all air-conditioned. The
two collimator rooms “A” and “B” were located
along the front of the building; Room “A” was
10x27 feet, Room “B” was 10x15 feet. Collimator Room “A” was insulated with Celotex,
contained a double 6-foot door and 36 feet of
4x4-inch plywood cable duct. The front wall
contained 4-foot-square hinged-down plywood
shutters. Two sliding panels, 8x10 feet and
8x15 feet, were located in the roof over the
room.