A4155 Speed Cameras
3 mapped camera locations on the A4155 from Reading to High Wycombe. The most common limit is 30 mph.
- Cameras
- 3
- Most common limit
- 30 mph
- Collisions near cameras
- 2
- Busiest point, vehicles/day
- 15,655
Interactive camera map
The map loads when it scrolls into view.
Cameras along the A4155
Reading → High Wycombe · 3 camera sites, heading north-east
- Start · Reading
- 30
Peppard Road
mi 0ReadingFixedDirection N7,382 vehicles/day
- 30
- 30
Reading Road
mi 4Henley-on-ThamesFixed67 vehicles/day
- 30
- 30
Seymour Court Road
mi 11High WycombeFixed15,655 vehicles/day
- 30
- End · High Wycombe · about 11 miles of camera coverage
Order and mileage are approximate (straight-line between camera sites). Directions show the direction of traffic the camera is mapped for.
Speed limits at A4155 cameras
Camera types
Fixed
Gatso, Truvelo and similar cameras at one spot
3
100%
Road safety on the A4155
Unique collisions within 500 m of mapped camera locations on the A4155 (DfT STATS19, 2024). Proximity does not establish causation.
Collision context
Severity near mapped cameras
0
Fatal · 0%
0
Serious · 0%
2
Slight · 100%
2
unique collisions within 500m
2
casualties · 1.0 per collision
What the figures say
0% of matched collisions were fatal or serious in the 2024 STATS19 dataset.
15,655 vehicles per day at the busiest camera across 3 matched count locations.
These are collisions near mapped camera records, not collisions caused or prevented by cameras. Coverage depends on available camera, traffic and STATS19 coordinates.
the A4155 · DfT STATS19 2024 and Road Traffic Statistics AADF 2024.
Counties along the A4155
Connecting roads with cameras
15 cameras
Greater London, Buckinghamshire
15 cameras
Oxfordshire, Berkshire
14 cameras
Greater London, Berkshire
11 cameras
Hertfordshire, Berkshire, Buckinghamshire
10 cameras
Berkshire
9 cameras
Devon, Somerset, Northamptonshire
9 cameras
Northamptonshire, Buckinghamshire
6 cameras
Oxfordshire, Gloucestershire, Bristol
5 cameras
Oxfordshire, Berkshire
Frequently asked questions
How many speed cameras are on the A4155?
There are 3 mapped speed camera locations on the A4155, grouped into 3 camera sites between Reading and High Wycombe. The most common limit at these cameras is 30 mph.
Which part of the A4155 has the most speed cameras?
The Berkshire section has the most, with 1 camera sites around Reading.
Does the A4155 have average speed cameras?
No permanent average speed cameras are mapped on the A4155, but temporary average speed zones are common at roadworks.
What is the speed limit on the A4155?
Limits on the A4155 change along the route: 30 mph is the most common at its cameras, with 60 mph on single-carriageway sections and 70 mph on dual carriageways unless signed otherwise.
How many collisions happen near cameras on the A4155?
In 2024 DfT STATS19 recorded 2 unique collisions within 500 m of mapped camera sites on the A4155, including 0 fatal and 0 serious.
Free tools