TABLE 1
ROUGH ESTIMATE OF REDUCTION
IN GAMMA RADIATION WITHIN STRUCTURES
‘v
PERCENTAGE OF GUT-OF-DOORS LEVEL
TYPE STRUCTURE
ONE STORY FRAME HOUSE
50
First Floor
10
Zz 10
Basement (Center)
Basement (Side)
MULTI STORY REINFORCED CONCRETE
10
Lower Floors
(Away from windows)
~ 0.1
Basement
SHELTER (equivalent to three
feet of earth)
~ 0.1
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