The Vehicle and Equipment Decon Section was responsible for the decontamination of all contaminated vehicles and equipment to levels less than the
permissible tolerances.
failed,
Ina few instances when steam and chemical cleaning
sandblasting was utilized to bring the radioactive contamination to the
permissible level.
A list of the major equipment which was processed through the decon lot
follows:
Eniwetok
Trucks
Jeeps
DUKW's
Cat's
Skip-loaders
Generators
20
10
17
9
2
4
Bikini
18
7
14
1
0
l
Trailers
1
1
Vacuum Cleaner
Air Samplers
Vacuum Pumps
LCM's
1
3
2
3
0
0
0
Also, a great many miscellaneous articles and materials were decontaminated and returned to service.
Materials which could not be decontam-
inated were placed in barrels, filled with concrete, and dumped at sea.
6.4
Decontamination of Mack Tower
Mack Photo Tower was subjected to radioactive fallout from several
shots during the Operation,
and many attempts were made to lower its radi-
ation intensity.
On 16 May the tower showed gammaradiation levels up to 5000 mr/hr,
Using a fire truck mounted on a LCU,
the fire department attempted to
lower the radiation level to a permissible tolerance by pumping approximately
26