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Images | Work begins on 11 bridges on M4 smart motorway upgrade

Work has begun on the erection of 11 motorway bridges at Highways England’s £848m M4 smart motorway project.

The motorway upgrade, situated between junction 3 at Hayes in west London and junction 12 at Theale, near Reading in Berkshire, was set up by Highways England with the aim to reduce congestion through the addition of a new lane.

Highways England awarded the contract to a Balfour Beatty and Vinci joint venture in 2016. The upgrade is due to be completed in 2022.

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