Nuclear Security Regulations

10 (1) Every protected area shall be surrounded by an unobstructed area located on both sides of the barrier described in section 9 that extends at least 5 m away from every point of the barrier.

(2) The unobstructed area shall be

• (a) free of any structure, equipment or other obstruction that could be used to penetrate or surmount the barrier or to restrict observation of the unobstructed area; and

• (b) continuously illuminated at an intensity and uniformity sufficient to permit clear observation of any person within the unobstructed area.

(3) Paragraph (2)(a) does not apply to structures in place on the day on which section 9.1 of these Regulations comes into force provided that appropriate physical protection measures are taken to maintain the integrity of the barrier described in section 9.