The M23's hard shoulders between junctions 8 and 10 were converted to permanent running lanes in 2020, as part of the government's "smart motorway" plans designed to increase road capacity.

A section of the M23 in West Sussex is closed due to a diesel spillage caused by a lorry crash. Police, fire crews and paramedics responded at about 04:00 BST on Sunday after a lorry crossed the ...

Drivers have been warned to "expect delays" this morning after a major motorway failed to reopen following overnight road works. Junctions 7 and 8 on the M23 in Surrey near Gatwick Airport are ...