Traffic Region: South East
Traffic Authority: Slough
Road Number: A4
Road Type: Class A Principal road in Urban area
OS Grid: TQ016778
Location: Colnbrook with Poyle
Census Point ID: 78344
Census Point Coverage: A4 between M4 and Sutton Lane
Show graph for:
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pedal Cycles | 34 | 52 | 55 | 46 | 47 | 50 | 47 | 48 | 73 | 78 | 80 | 70 | 162 | 160 | 128 | 128 | 127 | 132 |
| Motorcycles and Mopeds | 302 | 423 | 432 | 468 | 278 | 267 | 290 | 291 | 256 | 203 | 181 | 178 | 300 | 316 | 326 | 337 | 337 | 254 |
| Cars | 20,357 | 19,951 | 20,531 | 20,982 | 18,237 | 18,110 | 18,417 | 18,289 | 16,283 | 16,792 | 16,388 | 16,290 | 16,032 | 15,841 | 16,206 | 16,694 | 16,901 | 17,611 |
| Buses and Coaches | 315 | 262 | 271 | 268 | 269 | 259 | 249 | 235 | 391 | 399 | 426 | 430 | 306 | 316 | 356 | 350 | 345 | 318 |
| Light Goods Vehicles | 2,119 | 2,310 | 2,328 | 2,577 | 2,268 | 2,372 | 2,486 | 2,755 | 2,461 | 2,400 | 2,461 | 2,517 | 2,697 | 2,863 | 3,073 | 3,416 | 3,689 | 2,725 |
| Two-axle Rigid HGVs | 1,072 | 1,054 | 1,083 | 1,126 | 956 | 962 | 990 | 1,008 | 672 | 746 | 781 | 767 | 979 | 997 | 953 | 997 | 1,046 | 1,291 |
| Three-axle Rigid HGVs | 128 | 76 | 85 | 93 | 133 | 131 | 131 | 133 | 101 | 94 | 94 | 100 | 209 | 229 | 238 | 268 | 257 | 266 |
| Four-axle Rigid HGVs | 169 | 315 | 350 | 397 | 404 | 429 | 466 | 522 | 281 | 312 | 270 | 299 | 299 | 344 | 351 | 367 | 422 | 548 |
| Three-axle Articulated HGVs | 88 | 95 | 87 | 84 | 103 | 92 | 83 | 73 | 119 | 111 | 131 | 99 | 174 | 134 | 135 | 173 | 178 | 59 |
| Five-axle Articulated HGVs | 237 | 246 | 220 | 197 | 280 | 248 | 222 | 213 | 237 | 263 | 250 | 243 | 285 | 280 | 259 | 268 | 251 | 147 |
| Six-axle Articulated HGVs | 138 | 84 | 93 | 104 | 170 | 181 | 197 | 204 | 123 | 168 | 170 | 177 | 204 | 215 | 229 | 238 | 245 | 485 |
| All HGVs | 1,832 | 1,870 | 1,918 | 2,001 | 2,046 | 2,043 | 2,089 | 2,153 | 1,533 | 1,694 | 1,696 | 1,685 | 2,150 | 2,199 | 2,165 | 2,311 | 2,399 | 2,797 |
| All motor vehicles | 24,925 | 24,816 | 25,480 | 26,296 | 23,098 | 23,051 | 23,531 | 23,723 | 20,924 | 21,488 | 21,152 | 21,100 | 21,485 | 21,535 | 22,126 | 23,108 | 23,671 | 23,704 |
Figures are daily averages calculated from all traffic counts over the course of the year.
Values are rounded to the nearest whole number.
A value of zero for any entry means that there were either no recorded vehicles of that type or too few to register after rounding.
A blank value means that there were no counts made in that year.
Click or tap on the column headings to see a pie chart of the data.