Traffic Cefn Bychan

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Cefn Bychan
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Nearby: PontypoolCwmbranCaerphillyBlaenavonCaerleonEbbw Vale

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FULL SCREEN UPDATED: 09:05

Current traffic around Cefn Bychan

The following traffic incidents and congestion for Cefn Bychan have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:

NANTGARW

Description: A470NorthboundNantgarwCongestionoffslipDelay: s possible :, Start time: 30/04/2026 7:40 , Expected end time: 30/04/2026 9:40, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:40
Nearest town: 9.3 miles from Cefn Bychan. CLEARED @ 07:54

A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERN

Description: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 30/04/2026 7:41 , Expected end time: 30/04/2026 9:41, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:41
Nearest town: 13.96 miles from Cefn Bychan. CLEARED @ 07:54

J26 MALPAS TO J24 COLDRA

Description: M4EastboundJ26 (Newport) Malpas to J24 (Newport) ColdraCongestionDelay: s possible :, Start time: 30/04/2026 7:05 , Expected end time: 30/04/2026 11:05, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:05
Nearest town: 8.69 miles from Cefn Bychan. CLEARED @ 07:18

J34 MISKIN TO J33 CAPEL LLANILLTERN

Description: M4EastboundJ34 (Llantrisant) Miskin to J33 (Cardiff) Capel LlanillternCongestionDelay: s possible :, Start time: 30/04/2026 7:07 , Expected end time: 30/04/2026 10:07, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:07
Nearest town: 14.01 miles from Cefn Bychan. CLEARED @ 07:18

J33 CAPEL LLANILLTERN

Description: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslipDelay: s possible :, Start time: 30/04/2026 6:53 , Expected end time: 30/04/2026 9:53, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 6:53
Nearest town: 13.37 miles from Cefn Bychan. CLEARED @ 07:06

NANTGARW TO CORYTON

Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 30/04/2026 6:57 , Expected end time: 30/04/2026 8:57, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 6:57
Nearest town: 10.18 miles from Cefn Bychan. CLEARED @ 07:06

There are no current incidents in this location.

Roadworks

ROAD WORKS

Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 21:00 on 5 May 2026 to 06:00 on 8 May 2026.
Nearest town: 17.72 miles from Cefn Bychan.

ROAD WORKS

Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 8 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 17.72 miles from Cefn Bychan.

Traffic in Nearby Villages

Cefn Bychan (Newbridge) (0.45mi)
Pantside (0.45mi)
Newbridge (Cefn Bychan) (0.45mi)
Crumlin (0.74mi)
Treowen (1.22mi)
Hafodyrynys (1.23mi)
Cwm Dows (1.25mi)
Chapel of Ease (1.28mi)
Llanfach (1.28mi)
Swffryd (1.29mi)
West End (1.35mi)
Cefn crib (1.45mi)
Trinant (1.62mi)
Pentref y groes (1.79mi)
Kendon (1.79mi)
Croespenmaen (1.79mi)
Pentwyn mawr (1.8mi)
Ton y pistyll (1.8mi)
Ebbw (1.84mi)
Llanhilleth (1.89mi)
Abercarn (1.94mi)
Pen twyn (2.12mi)
Penmaen (2.3mi)
Pantygasseg (2.37mi)

Cefn Bychan

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Elsewhere on the web:

National Highways England

Official source of traffic updates.

Transport for London (TFL)

Transport for London's (TfL) portal for transportation in London.

Traffic Wales

The Welsh government's traffic information service for Wales.

Traffic Scotland

Live traffic conditions and news for Scotland's road network.

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Description: A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :, Start time: 30/04/2026 7:40 , Expected end time: 30/04/2026 9:40, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:40
Nearest town: 9.3 miles from Cefn Bychan.

51.56--3.27

Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 30/04/2026 7:41 , Expected end time: 30/04/2026 9:41, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:41
Nearest town: 13.96 miles from Cefn Bychan.

51.49--3.29

Description: M4 : Eastbound : J26 (Newport) Malpas to J24 (Newport) Coldra : Congestion : Delays possible :, Start time: 30/04/2026 7:05 , Expected end time: 30/04/2026 11:05, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:05
Nearest town: 8.69 miles from Cefn Bychan.

51.6--2.96

Description: M4 : Eastbound : J34 (Llantrisant) Miskin to J33 (Cardiff) Capel Llanilltern : Congestion : Delays possible :, Start time: 30/04/2026 7:07 , Expected end time: 30/04/2026 10:07, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 7:07
Nearest town: 14.01 miles from Cefn Bychan.

51.51--3.34

Description: M4 : Eastbound : J33 (Cardiff) Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 30/04/2026 6:53 , Expected end time: 30/04/2026 9:53, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 6:53
Nearest town: 13.37 miles from Cefn Bychan.

51.51--3.31

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 30/04/2026 6:57 , Expected end time: 30/04/2026 8:57, Severity: Moderate, Source: Welsh Government, Last updated: 30/04/2026 6:57
Nearest town: 10.18 miles from Cefn Bychan.

51.54--3.26

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 21:00 on 5 May 2026 to 06:00 on 8 May 2026.
Nearest town: 17.72 miles from Cefn Bychan.

51.58--2.74

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Lane Closures : Lanes 1, 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 8 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 17.72 miles from Cefn Bychan.

51.58--2.74

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