NewsLIVEUpdated 19 mins agoFirefighters are tackling a blaze at a hospital in Bristol city centre after crews were called to Marlborough Street.Firefighters are tackling a blaze at a hospital in Bristol city centre(Image: PAUL GILLIS / Reach Plc)Alex Driscoll and Berk Uyal Live News Content Editor/ReporterA fire has broken out at Bristol Royal Infirmary with emergency services rushing to the scene.Crews are working to extinguish the blaze and clear smoke from the building. Witnesses said the Bristol Royal Infirmary was evacuated, although this has not been officially confirmed.Witnesses told BristolLive they had heard "loads of sirens" outside the hospital.View PostView PostToday12:59 BSTRoad reopens after hospital fireThe B4051 has now reopened following the hospital fire, according to traffic monitoring service Inrix.Traffic is expected to begin easing after the road was closed while emergency services responded to the blaze.Today12:56 BSTCause of fire not yet knownIt is not yet clear what caused the fire.We'll bring you the latest updates as soon as more information is released.Today12:54 BSTNo injuries reportedAvon Fire and Rescue Service says no injuries have been reported following the hospital fire.Firefighters remain at the scene tackling the blaze and clearing smoke from the building.‌Today12:48 BSTWhere? The fire broke out at a hospital on Marlborough Street in Bristol city centre.Avon Fire and Rescue Service has not yet confirmed which hospital building is affected, although witnesses told BristolLive the Bristol Royal Infirmary was temporarily evacuated.Today12:46 BSTFire service issues statementAvon Fire and Rescue Service says firefighters are working to extinguish the blaze and clear smoke from the hospital building.A spokesperson said: "We're currently responding to a fire in a hospital on Marlborough Street, Bristol. Firefighters are working to extinguish the fire and clear smoke from the building. No injuries have been reported."Today12:42 BSTRoad closed as fire crews respondTraffic monitoring service Inrix reports the B4051 is closed in both directions following the hospital fire.It said: "B4051 in both directions closed, queueing traffic due to building fire at hospital between St Michael's Hill and Lower Maudlin Street."‌Today12:40 BST'Loads of sirens'Witnesses told BristolLive they heard "loads of sirens" outside the hospital as emergency services responded to the blaze.The reports came as firefighters tackled the fire and worked to clear smoke from the building.Today12:38 BSTWhat we know so farFirefighters are responding to a blaze at a hospital on Marlborough Street in Bristol city centre.Avon Fire and Rescue Service says crews are working to extinguish the fire and clear smoke from the building. No injuries have been reported.Witnesses have reported the Bristol Royal Infirmary was temporarily evacuated, although this has not been officially confirmed.‌