# The Coal and Other Mines (Sidings) Order 1956, Paragraph 19


No person shall cross a line by passing underneath any vehicle thereon if by so doing his safety might be endangered by traffic.

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Source: https://www.legislation.gov.uk/uksi/1956/1773/schedule/paragraph/19 (the official version)
Page: https://openlegislation.uk/coal-and-other-mines-sidings-order-1956/schedule/paragraph-19
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.