http://www.legislation.gov.uk/uksi/1996/913/schedule/1/paragraph/35/madeThe Offshore Installations and Wells (Design and Construction, etc.) Regulations 1996Health and safety requirementsKing's Printer of Acts of Parliament2017-05-05HEALTH AND SAFETYSCHEDULE 1ADDITIONAL REQUIREMENTSTraffic routes35Traffic routes must be clearly identified for the protection of persons.