A sign reading "Cuilfail Tunnel" with a red shield emblem, positioned in front of the entrance to a modern, curved tunnel.

East Sussex Highways – Cuilfail Tunnel clean

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Message from East Sussex Highways:

We will shortly be carrying out routine maintenance works at Cuilfail Tunnel, Lewes.

These works are scheduled for Friday 12th June 2026 and may result in delays between 8:00pm and 6:00am.

Please also note that East Sussex Fire & Rescue will be undertaking a training exercise during this closure.