West Berkshire, Temporary Traffic Restrictions Including Speed Limit & Weekend Closure
What is happening?
national highways
M4 MOTORWAY (JUNCTION 12 – BRADFIELD)
TEMPORARY TRAFFIC RESTRICTIONS
Notice is hereby given that National Highways has made an Order on the M4 Motorway in the Unitary Authority of West Berkshire, under Section 14(1)(a) of the Road Traffic Regulation Act 1984 because works are proposed to be executed on the road.
This forms an extension of Temporary Notice NH/2025/E691 (which it thereby replaces) as permitted by The Road Traffic (Temporary Restrictions) Procedure Regulations 1992, Regulation 7.
The effect of the Order is to impose a 24-hour 50mph speed limit on the westbound carriageway of the M4 between the south-eastern overbridge at Junction 12 (A4) and Dark Lane underbridge.
This measure is in the interests of road safety while contractors undertake resurfacing, lining, stud and loop replacement, and all associated works.
It is expected that the works will last for approximately 1 month starting on or after Friday 12th September 2025. Please consult National Highways website for further details.
The Order will come into force on 12th September 2025 and have a maximum duration of 18 months, ceasing when the works are complete.
The temporary speed limit will be clearly indicated by traffic signs when it is in operation during the works period.
Lindsey Walton-Hart, an Official of National Highways Ltd.
Ref: NH/SE/2025/M4/64(b)
National Highways, (Company No 9346363). Registered Office: Bridge House, Walnut Tree Close, Guildford, Surrey, GU1 4LZ. A company registered in England and Wales.
For enquiries, please contact the Customer Contact Centre on 0300 123 5000 or info@nationalhighways.co.uk
M4 MOTORWAY – JUNCTION 12
TEMPORARY TRAFFIC RESTRICTIONS
Notice is hereby given that National Highways Limited intends to make an Order on the M4 Motorway in the Unitary Authority of West Berkshire, under Section 14(1)(a) of the Road Traffic Regulation Act 1984 because works are proposed to be executed on the road.
The effect of the Order would be:
to authorise the extended weekend closure (details below) of the road leading to the westbound carriageway of the M4 at Junction 12 (A4); and
to permit the closure over the same period of the hard shoulder adjacent to: -
(i) the westbound carriageway of the M4 between the south-eastern overbridge at Junction 12 (A4) and a point approximately 830 metres north-west; and
(ii) the slip road described in 1. above.
These measures would be in the interests of road safety while contractors undertake resurfacing, lining, stud and loop replacement, and all associated works.
It is expected that the work would last for approximately 33 hours starting on Friday 3rd October 2025 at 21:00 hours.
Please consult the National Highways website for further details.
The Order would come into force on 1st October 2025 and have a maximum duration of eighteen months, ceasing when the works are complete.
Traffic affected by the closure would be diverted by using the A4, A339, and A34.
The temporary closures, and diversion routes would be clearly indicated by traffic signs when they are in operation during works period.
Lindsey Walton-Hart, an Official of National Highways Limited.
Ref: NH/SE/2025/M4/64
National Highways Limited, (Company No. 9346363). Registered Office: Bridge House, Walnut Tree Close, Guildford, Surrey, GU1 4LZ.
A company registered in England and Wales.
For enquiries, please contact the Customer Contact Centre on 0300 123 5000 or info@nationalhighways.co.uk
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