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APPENDIX A
| Diagram Number |
Dimension | 85th percentile speed of private cars (mph) (Note 1) | |||||
|---|---|---|---|---|---|---|---|
| Up to 20 | 21 to 30 | 31 to 40 | 41 to 50 | 51 to 60 | Over 60 | ||
| 668.2 | See para 8.11 and Table 8-1 | ||||||
| 670 | See Tables 14-1, 14-2 and 14-4 | ||||||
| 671 | See Tables 14-1, 14-2 and 14-4 | ||||||
| 672 | See Table 14-5 | ||||||
| 673 | See Table 14-5 | ||||||
| 674 | One size only | ||||||
| 675 | One size only | ||||||
| 774 | Width | 900 | 900 | 900 | (900) 1200 | 1200 | – |
| 778 | Width | 440 | 440 | (440) 550 | (550) 660 | 660 | – |
| 778.1 | Width | 480 | 480 | (480) 600 | (600) 720 | 720 | — |
| 783 (Note 9) | X-height | 50 | 60 | 75 | 100 | 100 | – |
| 801 | See para 7.48 | ||||||
| 804.1 | See para 7.48 | ||||||
| 804.2 | See para 7.48 | ||||||
| 804.3 | See para 7.48 | ||||||
| 804.4 | See para 7.48 | ||||||
| 810 | The size of this sign is not related to traffic speed (see Note 8) | ||||||
| 811 | Height | 600 | 600 (800) | 800 (1000) | 1000 (1200) | 1200 (1600) | – |
| 811.1 | X-height | 37.5 | 37.5 (50) | 50 (62.5) | 62.5 (75) | 75 (100) | – |
| 818.2 (Note 9) | X-height | 60 | 75 | 100 | 125 | 150 | 200 |
| 818.3 (Note 9) | X-height | 60 | 75 | 100 | 125 | 150 | 200 |
| 818.4 (Note 9) | X-height | 60 | 75 | 100 | 125 | 150 | 200 |
| 857.1 | Same size as associated sign to diagram 650.1, 650.2 or 650.3 (see Note 10) | ||||||
| 877 | See para 15.15 | ||||||
| 878 (Note 9) | X-height | 50 | 60 | 75 | 100 | 125 | 150 (200) |
| 879 | See para 14.41 | ||||||
| 880 | One size only | ||||||
| 880.1 | See para 14.45 | ||||||
| 951 | The size of this sign is not related to traffic speed (see Note 8) | ||||||
| 952 (Note 13) | Diameter | 450 | (450) 600 | (600) 750 | (750) 900 | (900) 1200 | 1200 |
| 953 | Diameter | (450) 600 | (600) 750 | 750 (750) | 900 | – | – |
| 953.1 | Diameter | As diagram 953, but see para 16.5 | |||||
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