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SECTION VIII 33
OPERATIONAL WORKING LIMIT
815. The operational w orking lim it is a stipulated lim it upon the
quantities m easured fo r con trol pu rp oses. It is often low er
than the D erived W orking L im it, which would be the
m axim um p erm issib le value of the operational working
lim it. O perational working lim its take into account additional
fa cto rs such as the need fo r the p ra ctice and the p resen ce
o f other sou rces o f exposu re.
OUTSIDE A FAC ILITY
816. 'Outside a fa cility 1 denotes an area beyond the boundaries
o f a fa cility , but in the region in which the fa cility m ay
sign ifican tly contribute to the radiation dose to m em bers of
the public o r to radiation levels in the environm ent itself.
This region can include areas geographically rem ote from
the fa cility.
P R E -O PE R A T IO N A L SURVEY
817. A p re-op era tion a l su rvey is a su rvey p erform ed before a
fa cility is put into operation o r before a m a jor extension
of its operation.
STANDARD PERSON
818. The 'standard p erson ' is the individual p erson represen tative
of the lo ca l population groups. This p erson could be the
standard man as defined in ICRP P ublication N o.2 (1959)
if such is accep table.
SURVEY
819. A 'su rv ey' is a system atic investigation and m easurem ent
o f radiation levels and radioactive contam ination le v e ls.
The resu lts o f a su rvey are used p rim a rily fo r follow ing the
distribution o f radionuclides in the environm ent.