# Level Crossing (Kingsbog) Order (Northern Ireland) 2000, Paragraph 17


Reflecting road studs shall be laid between double continuous white lines referred to in paragraph 15. The studs should be white bi-directional reflecting and laid at 4 metre intervals. Any studs laid within 2 metres of a running rail should be of plastic construction.

---
Source: https://www.legislation.gov.uk/nisr/2000/310/schedule/1/paragraph/17 (the official version)
Page: https://openlegislation.uk/level-crossing-kingsbog-order-northern-ireland-2000/schedule-1/paragraph-17
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.