M25, M23 and M3 close overnight for roadworks affecting Barnet drivers
National Highways shuts lanes and the Dartford East Tunnel until 5.30 am, disrupting routes to Heathrow and Gatwick
Trust 44Craft 70Hype 30How this was reported ▾
Only an unnamed National Highways advisory is cited; no person or document directly quoted, limiting corroboration.
How well corroborated and evidenced the reporting is. Higher is better.
Provides clear facts and impact but reads like a republished notice without independent reporting.
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Headline uses 'MAJOR' but article remains factual, giving mild emphasis.
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Drivers in Barnet face overnight closures on key motorways and the Dartford Crossing starting tonight. National Highways confirmed the shutdowns will begin between 9 pm and 10 pm, affecting routes used by residents travelling to Heathrow, Gatwick and the South East.
On the M25, anti-clockwise lanes will close between Junctions 9 (Leatherhead) and 8 (Reigate). Clockwise lanes will shut between Junctions 6 (Godstone) and 7 (Merstham). The A282 northbound Dartford East Tunnel, part of the Dartford Crossing, will also close for the night.
M25 and key London motorways close overnight for roadworks
National Highways shuts sections of the M25, A282 Dartford Crossing, A1(M) and M3 between 29 and 30 July 2025
Impact on Barnet and North London
The closures will disrupt journeys for Barnet residents travelling to Surrey, Kent and Sussex. National Highways warned the shutdowns could also affect access to Heathrow and Gatwick airports, as reported by *This Is Local London*.
No alternative routes have been announced. Drivers are advised to check National Highways’ traffic updates before setting out. The M25 and A282 closures will lift at 5.30 am, while the M3 and M23 will reopen at 6 am.
M25 overnight closures start 10 August between junctions 15 and 16
National Highways will shut sections of the motorway for four nights of roadworks
What happens next
National Highways has not published details of the work being carried out. Residents planning overnight or early morning travel should monitor the agency’s website or social media for updates. No further closures are currently scheduled beyond tomorrow morning.
Questions this report answers
+Which motorways are closing tonight?
National Highways will close sections of the M25, M23 and M3 from 9 pm tonight. The M25 lanes shut between Junctions 6 and 9, while the M23 and M3 closures affect routes to Sussex and Surrey. The A282 Dartford East Tunnel also closes.
+How long will the M25 closures last?
The M25 and A282 Dartford East Tunnel closures will end at 5.30 am tomorrow. The M3 and M23 closures will lift at 6 am, according to *This Is Local London*. Drivers should check for updates before travelling.
+Will the closures affect travel to Heathrow and Gatwick?
Yes, the closures could disrupt routes to Heathrow and Gatwick airports. National Highways warned the shutdowns may impact journeys to both airports, as well as to Surrey, Kent and Sussex, as reported by *This Is Local London*.
+Are there any diversions in place?
National Highways has not announced any diversions for the closures. Drivers are advised to check the agency’s traffic updates before travelling, as no alternative routes have been published.
WE FILE
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The London Travel Desk assembled this report from the outlets listed below. Language-model drafting is reviewed under human editorial supervision, with scoring notes and corrections kept visible.
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