TOTAL LEAD
LEAD
EQUIVALENT
THICKNESS
PROTECTION
DOORS
[_____] mm
[_____] mm
PARTITIONS
[_____] mm
[_____] mm
FLOORS
[_____] mm
[_____] mm
2.15.4
Deep Therapy Room
One sign shall be provided for each deep therapy room lettered as follows:
"ALL SURFACES OF THIS ROOM HAVE BEEN SHIELDED WITH AN EQUIVALENT
SHEET LEAD OF THE FOLLOWING THICKNESS:
TOTAL LEAD
EQUIVALENT
PROTECTION
DOORS
[_____] mm
PARTITIONS
[_____] mm
FLOOR
[_____] mm
CEILING
[_____] mm"
2.15.5
Rooms With Nonshielded Partitions
One sign shall be provided for each lead-shielded partition in a room for
which all partitions are not shielded. A sign shall be located on
lead-insulated partition and lettered as follows:
"THIS PARTITION HAS BEEN SHIELDED THE [FULL HEIGHT]
[HEIGHT OF [_____]m [_____] FEET] WITH
SHEET LEAD [_____] mm THICK, PROVIDING A TOTAL LEAD
EQUIVALENT PROTECTION OF [_____] mm."
2.15.6
Cardiac Fluoroscopy Room
One sign shall be provided for the door to cardiac fluoroscopy or other
room to which only the door is shielded, lettered as follows:
"THIS DOOR HAS BEEN SHIELDED WITH SHEET LEAD OF [_____] mm."
2.16
CONCRETE
[Concrete shielding material shall be uniform density of 2355 kg per cubic
meter 147 pcf] [High-density concrete shielding material shall be of
uniform density in the range of 3045 to 3445 kg per cubic meter 190 to 340
pcf].
SECTION 13090
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