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Cardiff - Temporary Road Closures For Resurfacing Works
What is happening?
CYNNIG TRAFFIG DROS DRO
GORCHYMYN CYNGOR SIR DINAS A SIR CAERDYDD (GWAITH AIL-WYNEBU,
CAERDYDD) (GORFFENNAF AC AWST 2026) (CAU FFYRDD DROS DRO) 2026
Mae 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, yn bwriadu, mewn dim llai na 7 niwrnod o ddyddiad yr Hysbysiad hwn, wneud Gorchymyn a fydd yn atal unrhyw gerbyd rhag defnyddio neu yrru ar hyd y darnau o ffordd a nodir yn yr Atodlen isod.
Mae angen y Gorchymyn i hwyluso gwaith ar neu ger y briffordd a disgwylir iddo ddod yn weithredol ar y dyddiadau ac yn ystod yr amseroedd a nodir 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.
Gelwir y Gorchymyn yn "Gorchymyn Cyngor Sir Dinas a Sir Caerdydd (Gwaith Ailwynebu, Caerdydd) (Gorffennaf ac Awst 2026) (Cau Ffyrdd Dros Dro) 2026".
Atodlen
O 8.00pm ddydd Llun 13 Gorffennaf 2026 tan 5.00am ddydd Mawrth 14 Gorffennaf
2026
•Yr A4232 tua'r de o ffordd ymadael Cyfnewidfa Lecwydd i ffordd ymuno cylchfan Heol y Fferi
• Ffordd ymuno Cyfnewidfa Lecwydd o Gyfnewidfa Lecwydd i'r gyffordd â'r A4232 Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Hadfield, Heol Penarth a'r A4055 Cogan Spur
O 8.00pm ddydd Mawrth 14 Gorffennaf 2026 tan 5.00am ddydd Mercher 15 Gorffennaf 2026
• Yr A4232 tua'r dwyrain o ffordd ymadael Croes Cwrlwys i'r ffordd ymuno wrth gylchfan Lecwydd
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Orllewinol y Bont-faen, Heol Ddwyreiniol y Bont-faen a Heol Lecwydd.
O 8.00pm ddydd Mercher 15 Gorffennaf 2026 tan 5.00am ddydd Iau 16 Gorffennaf 2026 ac o 8.00pm ddydd Iau 16 Gorffennaf 2026 tan 5.00am ddydd Gwener 17 Gorffennaf 2026
• A4232 Traphont Eastmoors (Trosffordd Ffordd y De) o'r gyffordd â Chyfnewidfa Llanedern i Gylchfan Ffordd Rover
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd yr A48 Rhodfa’r Dwyrain, yr allanfa gyntaf o gyfnewidfa Gabalfa, Heol yr Eglwys Newydd, Heol y Crwys, Heol Albany, Heol Casnewydd a Ffordd Rover
O 8.00pm ddydd Gwener 17 Gorffennaf 2026 tan 5.00am ddydd Sadwrn 18 Gorffennaf 2026
O 8.00pm ddydd Llun 20 Gorffennaf 2026 tan 5.00am ddydd Mawrth 21 Gorffennaf 2026
O 8.00pm ddydd Iau 23 Gorffennaf 2026 tan 5.00am ddydd Gwener 24 Gorffennaf 2026
• Heol Tyn-y-parc o'r gyffordd â Heol Pant-bach i'r gyffordd â Heol Ty'n-y-cae
• Heol Tŷ Wern o'r gyffordd â Heol Pant-bach i'r gyffordd â Ty-Wern Avenue
• Heol Pant-bach o'r gyffordd â Kyle Avenue i'r gyffordd â Porthamal Gardens
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Caerffili, Heol y Gogledd, Cyfnewidfa Gabalfa, Heol y Gogledd a Ffordd y Faenor
O 8.00pm ddydd Mawrth 21 Gorffennaf 2026 tan 5.00am ddydd Mercher 22
Gorffennaf 2026 ac o 8.00pm ddydd Mercher 22 Gorffennaf 2026 tan 5.00am ddydd Iau 23 Gorffennaf 2026
• Heol Maes y Coed o'r gyffordd â Crystal Wood Road i'r gyffordd â Heol Heathwood
• Heol Heathwood o'r gyffordd â Rhodfa Parc y Mynydd Bychan i'r gyffordd â Cefn Carnau Road
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Rhodfa Parc y Mynydd Bychan, Heol Allensbank, Heol yr Eglwys Newydd, Cyfnewidfa Gabalfa, Heol y Gogledd a Heol Caerffili
O 8.00pm ddydd Mawrth 21 Gorffennaf 2026 tan 5.00am ddydd Mercher 22 Gorffennaf 2026
O 8.00pm ddydd Mercher 22 Gorffennaf 2026 tan 5.00am ddydd Iau 23 Gorffennaf 2026
O 8.00pm ddydd Iau 23 Gorffennaf 2026 tan 5.00am ddydd Gwener 24 Gorffennaf 2026
O 8.00pm ddydd Gwener 24 Gorffennaf 2026 tan 5.00am ddydd Sadwrn 25 Gorffennaf 2026
• Heol Glyn Coed o'r gyffordd â Heol Pentwyn i'r gyffordd â Forsythia Drive Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Pentwyn a Rhodfa Pentwyn
• Heol Glyn Coed o'r gyffordd â Rhodfa Pentwyn i'r gyffordd â Ffordd Gylchol y Gorllewin Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Ffordd Gylchol y Gorllewin, Heol Llanedern, Heol Cyncoed a Holybush Road
O 8.00pm ddydd Gwener 24 Gorffennaf 2026 tan 5.00am ddydd Sadwrn 25 Gorffennaf 2026
O 8.00pm ddydd Sul 26 Gorffennaf 2026 tan 5.00am ddydd Llun 27 Gorffennaf 2026
O 8.00pm ddydd Llun 27 Gorffennaf 2026 tan 5.00am ddydd Mawrth 28 Gorffennaf 2026
O 8.00pm ddydd Mawrth 28 Gorffennaf 2026 tan 5.00am ddydd Mercher 29 Gorffennaf 2026
O 8.00pm ddydd Mercher 29 Gorffennaf 2026 tan 5.00am ddydd Iau 30 Gorffennaf 2026
O 8.00pm ddydd Iau 30 Gorffennaf 2026 tan 5.00am ddydd Gwener 31 Gorffennaf 2026
• Heol y Gadeirlan o'r gyffordd â Heol Ddwyreiniol y Bont-faen i'r gyffordd â Plasturton Place
• Clos Sophia ar ei hyd
• Talbot Street o’r gyffordd â Heol y Gadeirlan i’r gyffordd â’r lôn ddienw ar bwys Ryder Street
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Ddwyreiniol y Bont-faen, Stryd Wellington, Heol Atlas, Heol Lansdowne, Heol Ddwyreiniol y Bont-faen, A48 Rhodfa'r Gorllewin, Heol Caerdydd a Heol Penhill
Rhwng 9.30am a 3.30pm ddydd Llun 13 Gorffennaf 2026 a dydd Gwener 31 Gorffennaf 2026
• Caer Wenallt o'r gyffordd â Heol Pant-mawr i'r gyffordd ag Ardwyn
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Tyla Teg, Caer Wenallt a Heol Pant-mawr
O 8.00pm ddydd Llun 3 Awst 2026 tan 5.00am ddydd Mawrth 4 Awst 2026
O 8.00pm ddydd Mawrth 4 Awst 2026 tan 5.00am ddydd Mercher 5 Awst 2026
O 8.00pm ddydd Mercher 5 Awst 2026 tan 5.00am ddydd Iau 6 Awst 2026
O 8.00pm ddydd Iau 6 Awst 2026 tan 5.00am ddydd Gwener 7 Awst 2026
•Ffordd y Felin, Trelái ar ei hyd
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol Muston,
Pencader Road, Pendine Road, Y Rhodfa Fawr a Heol Orllewinol y Bont-faen
O 8.00pm ddydd Sul 16 Awst 2026 tan 5.00am ddydd Llun 17 Awst 2026
O 8.00pm ddydd Llun 17 Awst 2026 tan 5.00am ddydd Mawrth 18 Awst 2026
O 8.00pm ddydd Mawrth 18 Awst 2026 tan 5.00am ddydd Mercher 19 Awst 2026
• Heol yr Orsaf (Ystum Taf) o'r gyffordd â Heol y Bont i'r gyffordd ag Evansfield Road
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd Heol y Bont, Heol Caerdydd, Rhodfa'r Gorllewin, yr allanfa gyntaf o gylchfan Gabalfa, Heol y Gogledd, Heol Merthyr, Ffordd y Faenor, Rhodfa'r Gogledd, Cyfnewidfa Coryton, Heol Pendwyallt, Heol y Parc, Heol Kelston a Heol Don
4 Gorffennaf 2026 Gwasanaethau Cyfreithiol, Neuadd y Sir, Caerdydd CF10 4UW
TEMPORARY TRAFFIC PROPOSAL
THE COUNTY COUNCIL OF THE CITY AND COUNTY OF CARDIFF
(RESURFACING WORKS, CARDIFF) (JULY AND AUGUST 2026)
(TEMPORARY ROAD CLOSURES) ORDER 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 intends in not less than 7 days from the date of this Notice to make an Order the general effect of which is to prevent any vehicle from using or proceeding along the lengths of road specified in the Schedule below.
The Order is necessary to facilitate works on or near to the highway and is expected to be in operation on the dates and during the times specified in the below Schedule.
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 will be known as “The County Council of the City and County of Cardiff (Resurfacing Works, Cardiff) (July and August 2026) (Temporary Road Closures) Order 2026”.
Schedule
From 8:00pm on Monday 13th July 2026 to 5:00am on Tuesday 14th July 2026
• A4232 in a southbound direction from the Leckwith Interchange off slip road to the Ferry Road roundabout on slip road
• Leckwith Interchange on slip road from the Leckwith Interchange to its junction with the A4232
The alternative route for vehicles affected by this closure will be via Hadfield Road, Penarth Road and A4055 Cogan Spur
From 8:00pm on Tuesday 14th July 2026 to 5:00am on Wednesday 15th July 2026
• A4232 in an eastbound direction from the Culverhouse Cross off slip road to the on slip road at the Leckwith roundabout
The alternative route for vehicles affected by this closure will be via Cowbridge Road West, Cowbridge Road East and Leckwith Road
From 8:00pm on Wednesday 15th July 2026 to 5:00am on Thursday 16th July 2026
and from 8:00pm on Thursday 16th July 2026 to 5:00am on Friday 17th July 2026
• A4232 Eastmoors Viaduct (Southern Way Flyover) from its junction with the Llanedeyrn
Interchange to the Rover Way Roundabout
The alternative route for vehicles affected by this closure will be via A48 Eastern Avenue, the 1st exit off Gabalfa interchange, Whitchurch Road, Crwys Road, Albany Road, Newport Road and Rover Way
From 8:00pm on Friday 17th July 2026 to 5:00am on Saturday 18th July 2026
From 8:00pm on Monday 20th July 2026 to 5:00am on Tuesday 21st July 2026
From 8:00pm on Thursday 23rd July 2026 to 5:00am on Friday 24th July 2026
• Ty’n-Y-Parc Road from its junction with Pantbach Road to its junction with Heol Ty’n-YCae
• Ty-Wern Road from its junction with Pantbach Road to its junction with Ty-Wern Avenue
•Pantbach Road from its junction with Kyle Avenue to its junction with Porthamal Gardens
The alternative route for vehicles affected by the above closures will be via Caephilly Road, North Road, Gabalfa Interchange, North Road and Manor Way From 8:00pm on Tuesday 21st July 2026 to 5:00am on Wednesday 22nd July 2026 and from 8:00pm on Wednesday 22nd July 2026 to 5:00am on Thursday 23rd July 2026
• Maes Y Coed Road from its junction with Crystal Wood Road to its junction with Heathwood Road
• Heathwood Road from its junction with Heath Park Avenue to its junction with Cefn Carnau Road
The alternative route for vehicles affected by the above closures will be via Heath Park Avenue, Allensbank Road, Whitchurch Road, Gabalfa Interchange, North Road and Caerphilly Road
From 8:00pm on Tuesday 21st July 2026 to 5:00am on Wednesday 22nd July 2026
From 8:00pm on Wednesday 22nd July 2026 to 5:00am on Thursday 23rd July 2026
From 8:00pm on Thursday 23rd July 2026 to 5:00am on Friday 24th July 2026
From 8:00pm on Friday 24th July 2026 to 5:00am on Saturday 25th July 2026
• Glyn Coed Road from its junction with Pentwyn Road to its junction with Forsythia Drive
The alternative route for vehicles affected by this closure will be via Pentwyn Road and Pentwyn Drive
• Glyn Coed Road from its junction with Pentwyn Drive to its junction with Circle Way West
The alternative route for vehicles affected by this closure will be via Circle Way West, Llanedeyrn Road, Cyncoed Road and Holybush Road
From 8:00pm on Friday 24th July 2026 to 5:00am on Saturday 25th July 2026
From 8:00pm on Sunday 26th July 2026 to 5:00am on Monday 27th July 2026
From 8:00pm on Monday 27th July 2026 to 5:00am on Tuesday 28th July 2026
From 8:00pm on Tuesday 28th July 2026 to 5:00am on Wednesday 29th July 2026
From 8:00pm on Wednesday 29th July 2026 to 5:00am on Thursday 30th July 2026
From 8:00pm on Thursday 30th July 2026 to 5:00am on Friday 31st July 2026
• Cathedral Road from its junction with Cowbridge Road East to its junction with Plasturton Place
• Sophia Close throughout its length
• Talbot Street from its junction with Cathedral Road to its junction with the unnamed lane near Ryder Street
The alternative route for vehicles affected by the above closures will be via Cowbridge
Road East, Wellington Street, Atlas Road, Lansdowne Road, Cowbridge Road East, A48 Western Avenue, Cardiff Road and Penhill Road
Between the hours of 9.30am and 3.30pm on Monday 13th July 2026 and Friday 31st July 2026
• Caer Wenallt from its junction with Pantmawr Road to its junction with Ardwyn
The alternative route for vehicles affected by this closure will be via Tyla Teg, Caer Wenallt and Pantmawr Road
From 8:00pm on Monday 3rd August 2026 to 5:00am on Tuesday 4th August 2026
From 8:00pm on Tuesday 4th August 2026 to 5:00am on Wednesday 5th August 2026
From 8:00pm on Wednesday 5th August 2026 to 5:00am on Thursday 6th August 2026
From 8:00pm on Thursday 6th August 2026 to 5:00am on Friday 7th August 2026
• Mill Road, Ely throughout its length
The alternative route for vehicles affected by this closure will be via Heol Muston, Pencader Road, Pendine Road, Grand Avenue and Cowbridge Road West
From 8:00pm on Sunday 16th August 2026 to 5:00am on Monday 17th August 2026
From 8:00pm on Monday 17th August 2026 to 5:00am on Tuesday 18th August 2026
From 8:00pm on Tuesday 18th August 2026 to 5:00am on Wednesday 19th August 2026
• Station Road (Llandaff North) from its junction with Bridge Road to its junction with Evansfield Road
The alternative route for vehicles affected by this closure will be via Bridge Road, Cardiff Road, Western Avenue, 1st Exit off Gabalfa roundabout, North Road, Merthyr Road, Manor Way, Northern Avenue, Coryton Interchange, Pendwyallt Road, Park Road, Kelston Road and Heol Don
4th July 2026 Legal Services, County Hall, Atlantic Wharf, Cardiff CF10 4UW
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