Wiltshire Police are appealing for information following a fatal road traffic collision on Kingshill earlier today.
The collision happened at approximately 12.30pm on Wednesday 12th July 2017 near the junction with Clifton Street, and involved a white Honda motorbike.
Both the male rider and male passenger were declared dead at the scene.
The road will remain closed until at least 6pm while the incident is investigated.
Sgt Andrew Moreton, lead investigator, said: “I would appeal for anyone who was around the area at the time to let us know if they witnessed anything which might be relevant, or saw any unusual driving in the area around the time of the collision.
“A thorough investigation in to the cause of the collision is being carried out and I would be particularly interested in hearing from anyone who witnessed the incident or who saw the motorbike prior to the collision.”
Anyone who witnessed this, who has not already spoken to police, or anyone who was travelling on this road or around the area at the time and has dash cam footage should call 101, or Crimestoppers anonymously on 0800 555 111.