← Data Platform M55 blackspot analysis All blackspots Road Safety Report — M55
UK Traffic Updates · Road Safety Intelligence · 24 September 2026

Road Safety Report

M55 — 1 February 2020 to 30 December 2025

Data Source: DfT STATS19 Police-Recorded Collision Data · OGL v3.0 · Generated 24 September 2026
120Total Collisions
1Fatal
246Casualties
6Years of Data
1. Executive Summary
34
UKTU Danger Score / 100
Moderate Risk

This report covers 120 police-recorded collisions on the M55 between 1 February 2020 and 30 December 2025. The data is sourced from the Department for Transport STATS19 dataset and reflects incidents reported to police forces across England and Wales.

Of these collisions, 1 were fatal (0.8%), 24 were serious (20%), and 95 resulted in slight injuries. A total of 246 casualties were recorded across 257 vehicles.

The UKTU Danger Score of 34/100 is calculated from collision frequency, fatality count, severity ratio, and total casualty count.

120Collisions
1Fatal
24Serious
95Slight
246Casualties
66mphAvg Speed Limit
2. Year-on-Year Trend

📈 Increasing — collisions increased from 17 to 25

2020 (1F)
17
29 cas
2021
22
58 cas
2022
20
39 cas
2023
17
33 cas
2024
19
37 cas
2025
25
50 cas
4. Collision Conditions Analysis

🌤️ Weather Conditions

Fine no high winds
97
Raining no high wind
15
Other
4
Raining + high winds
2
Snowing no high wind
1
Snowing + high winds
1

🛣️ Road Surface

Dry
79
Wet or damp
38
Frost or ice
3

💡 Light Conditions

Daylight
85
Darkness - no lighting
21
Darkness - lights lit
9
Darkness - lights unli
3
Darkness - lighting un
2

🚦 Speed Limit Zones

70mph
105
30mph
6
40mph
4
50mph
4
60mph
1
5. Day of Week Pattern
Sun
18
18
Mon
14
14
Tue
22
22
Wed
18
18
Thu
13
13
Fri
17
17
Sat
18
18
6. Vehicle Types Involved
Car
209
209
Van/Goods 3.5t or under
18
18
Goods unknown weight
13
13
Motorcycle over 500cc
6
6
Goods over 3.5t under 7.5t
6
6
Other vehicle
2
2
Bus or coach
1
1
Motorcycle over 125cc up to 500cc
1
1
7. Fatal Collision Records (1)
ReferenceDateTimeJunctionSpeedWeatherCasualtiesVehicles
2020040978774 06 Sep 2020 21:04 Not at junction 70mph Fine no high winds 1 4