The Beaminster Tunnel in Dorset is unlikely to be re-opened for several months.
It was closed earlier this month after a landslip that killed two people.
Engineers have found that the slope at both ends of the tunnel is extremely dangerous and liable to further collapses. Dorset County Council has brought in experts to find the best way forward.
More top news
Dean Moxey has rejoined Exeter City following an eight-year absence from St James Park.
A family from Falmouth have shared a moving video of their late grandmother to illustrate how music therapy can help with dementia.
Vets say the number of infected dogs is on the rise. They're urging owners to get advice about preventative treatment.