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Heol Isaf, Cardiff - Temporary Road Closure For Works
What is happening?
CYNNIG TRAFFIG DROS DRO GORCHYMYN CYNGOR SIR DINAS A SIR CAERDYDD
(HEOL ISAF, CAERDYDD)
(CAU FFORDD 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 diwrnod o ddyddiad yr Hysbysiad hwn, wneud Gorchymyn a fydd yn gwahardd unrhyw gerbyd rhag defnyddio neu deithio ar hyd y lôn benodol ar gyfer troi i’r chwith ar Heol Isaf o’r gyffordd â’r fynedfa i Shepley Court i’r gyffordd â Heol Llantrisant.
Mae'r Gorchymyn yn angenrheidiol i hwyluso gwaith ar neu ger y briffordd a disgwylir iddo fod ar waith o ddydd Llun 20 Gorffennaf 2026 tan ddydd Sul 2 Awst 2026 neu hyd nes y bydd y gwaith wedi'i gwblhau.
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.
Bydd y llwybr amgen i gerbydau a effeithir gan hyn yn mynd ar hyd y lôn ar gyfer troi i’r chwith i Heol Llantrisant.
Bydd y gwaharddiad ar droi i’r chwith yn cael ei ddirymu am gyfnod y gwaith i hwyluso'r llwybr amgen a nodir uchod.
Enw'r Gorchymyn fydd "Gorchymyn Cyngor Sir Dinas a Sir Caerdydd (Heol Isaf, Caerdydd) (Cau Ffordd Dros Dro) 2026".
9 Gorffennaf 2026 Gwasanaethau Cyfreithiol, Neuadd y Sir, Glanfa'r Iwerydd, Caerdydd CF10 4UW
TEMPORARY TRAFFIC PROPOSAL
THE COUNTY COUNCIL OF THE CITY AND COUNTY OF CARDIFF
(HEOL ISAF, CARDIFF) (TEMPORARY ROAD CLOSURE) 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 Heol Isaf dedicated left hand turn lane from its junction with the entrance to Shepley Court to its junction Llantrisant Road.
The Order is necessary to facilitate works on or near to the highway and is expected to be in operation from Monday 20th July 2026 until Sunday 2nd August 2026 or until works are complete.
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 alternative route for vehicles affected by this closure will be via the left-hand turn onto Llantrisant Road. The banned left-hand turn will be revoked for the duration of the works to facilitate the alternative route stated above.
The Order will be known as “The County Council of the City and County of Cardiff (Heol Isaf, Cardiff) (Temporary Road Closure) Order 2026”.
9 July 2026 Legal Services, County Hall, Atlantic Wharf, Cardiff CF10 4UW
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