Delays ease on M1 in Chesterfield due to broken down caravan There are delays on the M1 near Chesterfield. Stock image. Sign Up To Our Daily Newsletter Sign up Delays have eased on the M1 near Chesterfield. One lane was closed from junction 29a to junction 30 northbound due to a broken down caravan at about 12noon.But the delays have now eased and normal service has resumed. M1 slip road reopened at Tibshelf after 'substantial fuel spill'