Constancy Test - at the beginning of each day of use. Geometry Test - Upon Installation. Classification of radiation areas 1. Control of access is not required. Restricted Areas Radiation level exceeds that of unrestricted areas.
Control of access is required.
Controlled Areas Areas outside restricted area. Access can be limited. Receiving And Shipping Radioactive Packages DOT requires that each package containing radioactive material should bear clearly visible label bearing the radiation symbol and the words Caution Radioactive Material . Estimate of the quantity of radioactivity. The date for which the activity is estimated.