# The Traffic Signs Regulations and General Directions 2016, Paragraph 48

Extent: E+W+S

The width of the longitudinal line may be varied to 150 mm when used on an all-purpose road without hard shoulders and the boundary line may be replaced by the marking shown in the diagram at item 12 or 13 of the sign table in Part 4.

---
Source: https://www.legislation.gov.uk/uksi/2016/362/schedule/11/paragraph/48 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2016/schedule-11/paragraph-48
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.