Work being carried out on a railway bridge in Abbots Langley is set to finish tomorrow.
Network Rail have been installing new impact protection beams at the railway bridge in Harthall Lane, Bulls Green, having started work on Monday, July 7.
Working times varied throughout, with the majority being completed between 7.30am and 5.30pm, but work has been carried out over the last two weekends.
Authorities warned motorists that delays would be likely in the area.
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