Page:UK Traffic Signs Manual - Chapter 8 - Part 1 (Traffic Safety Measures and Signs for Road). Designs 2009.pdf/281

A1 APPENDIX — TABLES

* The larger x-height should be used on dual-carriageways with a permanent speed limit of 60mph.

(a) — Diagram 610 — if this sign is vehicle mounted it should be 1500 mm in diameter unless this is not practicable in which case the largest sign possible should be used.

(b) — Diagram 7202 — For works for which relaxations apply, the size of signs to diagram 7202 on the left-hand side of the carriageway should be as given above but the signs on the central reservation may be reducedto 1350mm. The x-height on the supplementary plate to diagram 7208 should be reduced proportionally. 280