More then 75 firefighters are battling a major blaze at a manor house near Melksham.
Dorset and Wiltshire Fire and Rescue Service (DWFRS) were called to ten-bedroom Nonsuch House in Westbrook shortly before 8pm today (17 February).
The Victorian manor is located off the A3102 between Melksham and the A342 Devizes Road.
More than a dozen fire appliances from across the county are in attendance, with the main road blocked in both directions.
DWFRS expects the A3102 to be closed until tomorrow morning, and it’s not clear if it will reopen before rush hour.
Wiltshire 999s understands all occupants are accounted for and unharmed.
A DWFRS spokesperson said: “At 6.59pm this evening (17th February) our Service Control Centre received the first of multiple 999 calls to report a property fire in Westbrook near Bromham.
”Initially crews were dispatched to the incident from Calne and Melksham.
“Firefighters quickly requested support and we currently have 15 fire engines, three water carriers and an aerial ladder platform at this incident (approx. 75 firefighters).
”Crews are dealing with a significant fire in a large property.
“The A3102 has been closed and will remain closed overnight while we deal with this incident.
“At this stage it is not known how the fire started. A full fire investigation will be undertaken once the incident is under control.”