JOHNSTON ATOLL
01072
SCIENTIFIC
Page 2
The station is air conditioned to 70°F (+ 4°) with 50 percent relative humidity.
Film storage areas are cooled to 50°F (+ 5°) with 50 percent relative humidity.
Power of 277/480 volt, 60 cycle, 3 phase is supplied from a 600 amp. bus duct.
Further distribution is also made at 120/208 volt, 60 cycle, 3 phase power.
FY 69
ENGINEERING Completed.
Drawing:
PROCUREMENT
91-3-17-M16
Completed.
CONSTRUCTION The weather seals and related problems resulting from wind
driven rain penetration of JOC Optical Station will be corrected as follows:
Roof jacking stations will be elevated to level position and welded in place;
diagonal rods will be installed to roof framing to eliminate racking; existing
perimeter seal boots will be removed and replaced with flashings, glide seals,
support hardware and appurtenances; all surplus jacking equipment and related piping will be moved back to the nearest pneumatic demand station.
1-67
VOLI
April 1969