Vehicle breakdowns on the Dartford Crossing
Case reference FOI2025/01231
Received 24 June 2025
Published 20 August 2025
Request
I am seeking information regarding vehicle breakdowns on the Dartford Crossing, including both tunnels and the bridge. Specifically, I would like to request the following data for the period from 1 June 2024 to 1 June 2025:
1. The number of breakdowns recorded each month.
2. The most common causes of these breakdowns.
3. The average delay (in minutes) caused by these breakdowns.
Response
The number of breakdowns recorded each month
Please find below the number of breakdowns recorded each month from 1 June 2024 to 31 May 2025 on the Dartford Crossing.
|
Jun-24 |
48 |
|---|---|
|
Jul-24 |
49 |
|
Aug-24 |
60 |
|
Sep-24 |
34 |
|
Oct-24 |
23 |
|
Nov-24 |
24 |
|
Dec-24 |
46 |
|
Jan-25 |
29 |
|
Feb-25 |
43 |
|
Mar-25 |
37 |
|
Apr-25 |
33 |
|
May-25 |
44 |
The most common causes of these breakdowns
The table below shows the most common causes of these breakdowns (where specified) from 1 June 2024 to 31 May 2025.
|
Loss of Power |
26.0% |
|---|---|
|
Unknown |
19.4% |
|
Tyre Issue |
16.8% |
|
Clutch/Gears |
8.3% |
The average delay (in minutes) caused by these breakdowns
We do not hold the data for your third question regarding the average delay caused by breakdowns.
Documents
This is National Highways' response to a freedom of information (FOI) or environmental information regulations (EIR) request.
You can browse our other responses or make a new FOI request.