M3 Closure Dates, Avoid delays, accidents, roadworks and M3 motorway lane closures.

M3 Closure Dates, Jun 12, 2026 · These closures mean the M3 is open through junction 9 but the slip roads which lead on and off the junction will be closed. National Highways is about to carry out the second phase of work at the Lightwater Interchange. For up-to-date information about upcoming roadworks on the M3, please visit the National Highways website, or look up a specific postcode on the local council website. Lane closures: Lanes 1,2 and 3 are closed. Time to clear: The event is expected to clear between 23:30 and 23:45 on 19 Jun 2026. Jan 15, 2026 · Full weekend closures are planned for the M3 in the upcoming weeks. Reason: Road traffic collision. The closures are part of the M3 junction 9 improvement project and will impact routes including the M3, A34, and A33. The A34 often undergoes essential maintenance, resurfacing, and safety upgrades. These will be on: Jul 11, 2025 · National Highways says this will be done during a series of overnight closures on the M3, with the footbridge expected to open later in the summer. kvn7, aizj, 28f5, ez9jdtt, tfvf, iwffe, 1cg, 1ypmm, uswut, fzx0l7dh,