Dorset Police received a report at 5.05am on Friday 3 January 2025 that a male cyclist had been found with serious injuries in All Saints Road.
Officers attended, along with the ambulance service, and road closures were put in place.
The injured man, aged in his 30s, was taken to hospital where he remains in a serious condition. His family has been informed.
At this time there is nothing to indicate any other vehicles were involved in the incident.
Following enquiries at the scene, the road was reopened at around 8.50am.
Police Constable Mark Palmer, of the Roads Policing Team, said: “We are carrying out enquiries to establish the full circumstances of this incident and we are keen to hear from any witnesses who have not already spoken to police.
“I would also urge any motorists who were travelling in the area to please review any dashcam footage to see if they have captured anything that might assist our enquiries.
“Finally, I would like to thank members of the public for their patience and understanding while the road closures were in place.”
Anyone with information is asked to contact Dorset Police at www.dorset.police.uk, via email at scit@dorset.pnn.police.uk or by calling 101, quoting occurrence number 55250000928. Alternatively, independent charity Crimestoppers can be contacted anonymously online at Crimestoppers-uk.org or by calling Freephone 0800 555 111.
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