M4 crash J15–J14 eastbound

Crash on the M4 eastbound at J15–J14 on Sunday 18 October 2026, from 18:24. Cleared at 20:00 after 1 h 36 min. Timeline of reports from the motorway signs.

Status

Cleared 20:00 on 18 Oct 2026, after 1 h 36 min

Location

M4 eastbound · J15–J14

Reported as

Collision

Sources

Motorway signs

Timeline

1. 18:24 Motorway signs: “COLLISION ON SLIP ROAD[HCA0]”
2. 20:00 Motorway signs no longer show “COLLISION ON SLIP ROAD[HCA0]”
3. 20:00 All clear: no source reports it any more

Source reports

• Overhead signs read “COLLISION ON SLIP ROAD[HCA0]” (1 sign; furthest along: M4 eastbound between J15 and J14).

Other recent incidents on the M4

• M4 stopped traffic J13–J1417:28 · cleared after 1 h 9 min
• M4 crash J13–J12 eastbound16:17 · cleared after 1 h 30 min
• M4 crash J16–J1716:05 · cleared after 41 min
• M4 reported crash J15–J16 westbound01:38 · cleared after 55 min
• M4 crash J4 eastboundyesterday 23:21 · cleared after 2 h 11 min
• M4 crash J8–J10 westboundyesterday 12:37 · cleared after 51 min
• M4 closed J14–J15 westboundFri 21:09 · cleared after 2 h 5 min
• M4 crash WestboundFri 16:05 · cleared after 35 min
• M4 crash J10–J8 eastboundFri 15:33 · cleared after 2 h 3 min
• M4 stopped traffic J16–J17 westboundFri 14:10 · cleared after 1 h 26 min

The sources don't report causes or injuries, so neither does this page. Times are UK time. For alerts, follow @motorways.me on Bluesky.