Traffic Region: Scotland
Traffic Authority: West Dunbartonshire
Road Number: A811
Road Type: Class A Principal road in Urban area
OS Grid: NS397820
Location: West Dunbartonshire
Census Point ID: 78554
Census Point Coverage: A811 between A813 and Drymen Rd
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| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pedal Cycles | 27 | 23 | 24 | 20 | 20 | 3 | 3 | 3 | 16 | 19 | 19 | 16 | 16 | 15 | 12 | 12 | 12 | 12 |
| Motorcycles and Mopeds | 51 | 57 | 56 | 68 | 70 | 13 | 11 | 11 | 112 | 117 | 103 | 113 | 104 | 104 | 108 | 103 | 103 | 100 |
| Cars | 5,684 | 5,701 | 5,770 | 5,822 | 5,828 | 6,130 | 6,302 | 6,138 | 7,237 | 7,150 | 7,015 | 7,036 | 6,839 | 6,713 | 6,807 | 6,726 | 6,810 | 6,801 |
| Buses and Coaches | 65 | 64 | 69 | 71 | 62 | 83 | 78 | 85 | 103 | 104 | 107 | 111 | 109 | 100 | 103 | 105 | 104 | 101 |
| Light Goods Vehicles | 790 | 817 | 881 | 993 | 1,001 | 879 | 923 | 1,018 | 860 | 877 | 902 | 955 | 1,002 | 1,075 | 1,156 | 1,237 | 1,336 | 1,414 |
| Two-axle Rigid HGVs | 121 | 120 | 123 | 121 | 125 | 184 | 187 | 204 | 181 | 164 | 172 | 175 | 177 | 176 | 175 | 176 | 184 | 190 |
| Three-axle Rigid HGVs | 49 | 57 | 63 | 66 | 72 | 36 | 35 | 39 | 22 | 22 | 22 | 24 | 27 | 29 | 31 | 33 | 32 | 33 |
| Four-axle Rigid HGVs | 53 | 53 | 59 | 63 | 71 | 47 | 51 | 61 | 11 | 10 | 10 | 11 | 13 | 14 | 15 | 15 | 17 | 18 |
| Three-axle Articulated HGVs | 12 | 11 | 11 | 10 | 10 | 43 | 41 | 38 | 13 | 12 | 14 | 10 | 8 | 6 | 6 | 8 | 8 | 8 |
| Five-axle Articulated HGVs | 27 | 23 | 21 | 18 | 16 | 68 | 63 | 64 | 39 | 32 | 29 | 29 | 27 | 26 | 24 | 24 | 23 | 23 |
| Six-axle Articulated HGVs | 50 | 57 | 65 | 71 | 77 | 54 | 61 | 67 | 50 | 46 | 45 | 48 | 48 | 48 | 53 | 54 | 55 | 57 |
| All HGVs | 312 | 321 | 342 | 349 | 371 | 432 | 438 | 473 | 316 | 286 | 292 | 297 | 299 | 299 | 305 | 310 | 319 | 328 |
| All motor vehicles | 6,902 | 6,960 | 7,118 | 7,303 | 7,332 | 7,537 | 7,752 | 7,725 | 8,628 | 8,534 | 8,419 | 8,512 | 8,353 | 8,292 | 8,478 | 8,481 | 8,672 | 8,745 |
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.