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Butetown Tunnel - Temporary Closures Order For Works
What is happening?
GORCHYMYN CYNGOR SIR DINAS A SIR CAERDYDD
(GWAITH TWNNEL BUTETOWN) (CAU DROS DRO) 2026
Ar 13 Mai 2026, gwnaeth Cyngor Sir Dinas a Sir Caerdydd wrth arfer ei bwerau dan Adran 14(1) Deddf Rheoleiddio Traffig Ffyrdd 1984 (fel y’i diwygiwyd) a’r holl bwerau galluogi eraill, Orchymyn a fydd yn gwahardd unrhyw berson rhag defnyddio neu deithio ar hyd y darnau o ffordd a nodir yn yr Atodlen isod.
Mae’r Gorchymyn yn angenrheidiol i hwyluso gwaith ar neu ger y briffordd, a disgwylir iddo ddod i rym fel y dangosir yn yr Atodlen isod. Dim ond ar yr adegau ac i’r graddau a nodir ar arwyddion a/neu hysbysiadau sy’n cael eu harddangos y bydd y cyfyngiad dan sylw ar waith. Bydd y Gorchymyn yn parhau ar waith am hyd at 18 mis.
Enw’r Gorchymyn fydd “Gorchymyn Cyngor Sir Dinas a Sir Caerdydd (Gwaith Twnnel Butetown) (Cau Dros Dro) 2026”.
Atodlen
Twnnel Butetown (A4232) tua’r dwyrain
• O 7:00pm nos Fawrth 7 Gorffennaf 2026 tan 6:00am ddydd Mercher 8 Gorffennaf 2026
• O 7:00pm nos Fercher 8 Gorffennaf 2026 tan 6:00am ddydd Iau 9 Gorffennaf 2026
• O 7:00pm nos Fawrth 13 Hydref 2026 tan 6:00am ddydd Mercher 14 Hydref 2026
• O 7:00pm nos Fercher 14 Hydref 2026 tan 6.00am ddydd Iau 15 Hydref 2026
• O 7:00pm nos Fawrth 12 Ionawr 2027 tan 6:00am ddydd Mercher 13 Ionawr 2027
• O 7:00pm ddydd Mercher 13 Ionawr 2027 tan 6:00am ddydd Iau 14 Ionawr 2027
Twnnel Butetown (A4232) tua’r gorllewin
• O 7:00pm nos Fawrth 9 Mehefin 2026 tan 6.00am ddydd Mercher 10 Mehefin 2026
• O 7:00pm nos Fercher 10 Mehefin 2026 tan 6.00am ddydd Iau 11 Mehefin 2026
• O 7.00pm nos Fawrth 8 Medi 2026 tan 6:00am ddydd Mercher 9 Medi 2026
• O 7:00pm nos Fercher 9 Medi 2026 tan 6.00am ddydd Iau 10 Medi 2026
• O 7:00pm nos Fawrth 10 Tachwedd 2026 tan 6.00am ddydd Mercher 11 Tachwedd 2026
• O 7:00pm nos Fercher 11 Tachwedd 2026 tan 6:00am ddydd Iau 12 Tachwedd 2026
• O hanner nos ddydd Mawrth 12 Ionawr 2027 tan 6:00am ddydd Mercher 13 Ionawr 2027
• O hanner nos ddydd Mercher 13 Ionawr 2027 tan 6:00am ddydd Iau 14 Ionawr 2027
Twnnel Butetown (A4232) tua’r gorllewin a’r dwyrain
• O 7:00pm nos Fawrth 9 Mawrth 2027 tan 6:00am ddydd Mercher 10 Mawrth 2027
• O 7:00pm nos Fercher 10 Mawrth 2027 tan 6.00am ddydd Iau 11 Mawrth 2027
15 Mai 2026 Gwasanaethau Cyfreithiol, Neuadd y Sir, Glanfa'r Iwerydd, Caerdydd CF10 4UW
THE COUNTY COUNCIL OF THE CITY AND COUNTY OF CARDIFF
(BUTETOWN TUNNEL WORKS) (TEMPORARY CLOSURES) ORDER 2026
On the 13th May 2026, The County Council of the City and County of Cardiff in exercise of its powers under Section 14(1) of the Road Traffic Regulation Act 1984 (as amended), and of all other enabling powers, made an Order the general effect of which is to prevent any vehicle from using or proceeding along the lengths of road specified in the below Schedule.
The Order is necessary to facilitate works on or near the highway and is expected to be in operation as indicated in the Schedule below. The restriction specified will only have the effect at such times and to such extent as indicated by the display of signs and/or notices. The Order will remain in force for a maximum of 18 months.
The Order is known as “The County Council of the City and County of Cardiff (Butetown Tunnel Works) (Temporary Closures) Order 2026”.
Schedule
Butetown Tunnel (A4232) in an eastbound direction
• From 7:00pm on Tuesday 7th July 2026 to 6:00am on W ednesday 8th July 2026
• From 7:00pm on Wednesday 8th July 2026 to 6:00am on Thursday 9th July 2026
• From 7:00pm on Tuesday 13th October 2026 to 6:00am on Wednesday 14th October 2026
• From 7:00pm on Wednesday 14th October 2026 to 6:00am on Thursday 15th October 2026
• From 7:00pm on Tuesday 12th January 2027 to 6:00am on Wednesday 13th January 2027
• From 7:00pm on Wednesday 13th January 2027 to 6:00am on Thursday 14th January 2027
Butetown Tunnel (A4232) in a westbound direction
• From 7:00pm on Tuesday 9th June 2026 to 6:00am on Wednesday 10th June 2026
• From 7:00pm on Wednesday 10th June 2026 to 6:00am on Thursday 11th June 2026
• From 7:00pm on Tuesday 8th September 2026 to 6:00am on Wednesday 9th September 2026
• From 7:00pm on Wednesday 9th September 2026 to 6:00am on Thursday 10th September 2026
• From 7:00pm on Tuesday 10th November 2026 to 6:00am on Wednesday 11th November 2026
• From 7:00pm on Wednesday 11th November 2026 to 6:00am on Thursday 12th November 2026
• From midnight on Tuesday 12th January 2027 to 6:00am on Wednesday 13th January 2027
• From midnight on Wednesday 13th January 2027 to 6:00am on Thursday 14th January 2027
Butetown Tunnel (A4232) in a westbound and eastbound direction
• From 7:00pm on Tuesday 9th March 2027 to 6:00am on Wednesday 10th March 2027
• From 7:00pm on Wednesday 10th March 2027 to 6:00am on Thursday 11th March 2027
15 May 2026 Legal Services, County Hall, Atlantic Wharf, Cardiff CF10 4UW
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