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91206

Details

AADF latest year 2024
Region East of England
Local authority Hertfordshire
Road name A414
Road type Major
Start junction road A1081
End junction road A1(M)
Link length 4.90km (3.04 miles)
Easting & Northing 520051,206567
Latitude & longitude 51.74496,-0.26251

Location

Contents

Average Annual Daily Flow

Average annual daily flow
Year Count method All motor vehicles Cars & taxis LGVs HGVs Pedal cycles Motorcycles Buses & coaches
2024 Estimated using AADF from previous year on this link 44,304 34,089 7,574 2,379 32 198 65
2023 Estimated using AADF from previous year on this link 43,784 33,683 7,442 2,395 33 200 65
2022 Manual count 42,935 32,870 7,297 2,488 35 215 65
2021 Manual count 38,934 28,171 7,871 2,681 14 158 53
2020 Estimated using AADF from previous year on this link 36,755 28,176 5,686 2,671 23 181 42
2019 Manual count 48,514 38,584 6,643 2,979 18 243 65

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Data disclaimer

Traffic figures at the regional and national level are robust, and are reported as accredited official statistics. However, DfT’s traffic estimates for individual road links and small areas are less robust, as they are not always based on up-to-date counts made at these locations. Where other more up-to-date sources of traffic data are available (e.g. from local highways authorities), this may provide a more accurate estimate of traffic at these locations.

It is the responsibility of the user to decide which data are most appropriate for their purpose, and if DfT road link level traffic estimates are used, to make a note of the limitations in any published material.

Quality flags in data downloads

DfT’s road link level traffic estimates are calculated using a variety of methods, with some methods likely to produce more accurate estimates than others.

The data tables available to download here contain a column - estimation_method – showing the method used to estimate traffic for each location and year. Figures having an estimation method of “Counted” are likely to be more accurate than those marked as “Estimated”, and the latter should be used with caution.

Site details
Manual count point site 91206 details
Average annual daily flow
Number of vehicles that travel past the count point (in both directions) on an average day of the year.
Average annual daily flow by direction
Number of vehicles that travel past the count point on an average day of the year, by direction of travel.
Raw counts
Vehicle counts recorded at this count point.
Data Description Records Download
Site details Manual count point site 91206 details 1
Average annual daily flow Number of vehicles that travel past the count point (in both directions) on an average day of the year. 6
Average annual daily flow by direction Number of vehicles that travel past the count point on an average day of the year, by direction of travel. 12
Raw counts Vehicle counts recorded at this count point. 72

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