Temporary 50 mph Speed Limit Implemented on M4 Between Junctions 45 and 46 in Swansea,UK New Legislation


Temporary 50 mph Speed Limit Implemented on M4 Between Junctions 45 and 46 in Swansea

Swansea, Wales – June 30, 2025 – Motorists travelling on a section of the M4 motorway in South Wales are advised of a new temporary speed restriction that has come into effect today. The M4 Motorway (Junction 45 (Ynysforgan) to Junction 46 (Llangyfelach), Swansea) (Temporary 50 mph Speed Limit) Order 2025, published on June 30, 2025, has introduced a temporary 50 mph speed limit along the carriageway between Junction 45 (Ynysforgan) and Junction 46 (Llangyfelach) near Swansea.

This legislative measure, enacted by the Welsh Government, aims to enhance safety and manage traffic flow along this specific stretch of the busy motorway. While the precise reasons for the implementation of this temporary limit are detailed within the Order, it is common for such measures to be introduced to facilitate essential maintenance works, address safety concerns, or manage the impact of significant traffic volumes.

The Order, officially known in Welsh as “Gorchymyn Traffordd yr M4 (Cyffordd 45 (Ynysforgan) i Gyffordd 46 (Llangyfelach), Abertawe) (Terfyn Cyflymder 50 mya Dros Dro) 2025,” signifies a commitment to ensuring the well-being of all road users. Drivers are kindly requested to adhere to the posted speed limit during the period this Order is in effect.

Motorists are encouraged to plan their journeys accordingly and remain vigilant for signage indicating the temporary speed restriction. Compliance with these measures is crucial for maintaining a safe environment for everyone on the road network. Further details regarding the duration and specific nature of the works or reasons for the speed limit can typically be found in associated documentation or communicated through official traffic information channels.


The M4 Motorway (Junction 45 (Ynysforgan) to Junction 46 (Llangyfelach), Swansea) (Temporary 50 mph Speed Limit) Order 2025 / Gorchymyn Traffordd yr M4 (Cyffordd 45 (Ynysforgan) i Gyffordd 46 (Llangyfelach), Abertawe) (Terfyn Cyflymder 50 mya Dros Dro) 2025


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UK New Legislation published ‘The M4 Motorway (Junction 45 (Ynysforgan) to Junction 46 (Llangyfelach), Swansea) (Temporary 50 mph Speed Limit) Order 2025 / Gorchymyn Traffordd yr M4 (Cyffordd 45 (Ynysforgan) i Gyffordd 46 (Llangyfelach), Abertawe) (Terfyn Cyflymder 50 mya Dros Dro) 2025‘ at 2025-06-30 09:04. Please write a detailed article about this news in a polite tone with relevant information. Please reply in English with the article only.

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