This section has no associated Explanatory Memorandum
21. A level crossing speed restriction board for 40 miles per hour shall be provided on the up railway approach to the crossing approximately 330 metres before the crossing. A similar speed restriction board for 40 miles per hour shall be provided on the down railway approach to the crossing approximately 340 metres before the crossing. The boards shall be provided with class 1 retro-reflecting material or shall be illuminated.