An investigation into a crash which saw a pedestrian trapped under a bus and 13 other people injured could take two to three weeks, Transport for London (TfL) has confirmed.
The collision in Ladbroke Grove happened shortly before midday on Thursday November 17.
Police arrived to the Canal Way junction after reports of an incident of a crash involving the number 52 bus which was heading to Victoria.
Tony Akers, TfL's head of bus operations, said it had launched an investigation into the incident.
"A route 52 double deck bus, operated by Metroline, was involved in a collision with a pedestrian at the junction of Ladbroke Grove and Canal Way, W10," he said.
"Emergency services attended the scene. There will be a full investigation into the incident.”
Emergency services were called to the scene in Ladbroke Grove, close to the junction with Canal Way following reports that a bus had been in collision with a female pedestrian, believed to be in her 30s.
Witnesses described the scene as "chaos".
Matt Kyprianou is the club manager at Anytime Fitness, he described it as "absolute carnage".
“I saw the bus go on the other side of the road," he said.
"It had clipped a white Audi and I saw it head straight to a woman.
"It went ‘bang’ straight into her.
“The force it hit her, you would’ve thought she had no chance of surviving."
- Man 'savagely beaten and left lying on the street'0:59
- Teen admits fatally stabbing Lance Scott Walker i0:46
- Reactions to rubbish collection changes in Hounsl0:31
- Brawl seen after Wembley FA cup semi-final0:45
- Dancing pensioner shows off her moves in Soho0:39
- Can you help police find missing Perry Doherty?0:33
London Fire Brigade attended with two fire engines and a fire rescue unit, they confirmed a woman was trapped under the bus.
"There was one woman who was trapped under the bus, she was released and taken to hospital by London Ambulance Service,"a spokesman said.
The bus driver and 12 other people were also treated for injuries.
Paul Cook from London Ambulance Service said: “We treated 14 patients at the scene and took 13 to hospital.
"Ten had minor injuries and three had more serious head, leg and arm injuries."
The Met Police has confirmed that no-one is in a life threatening of life changing condition and no arrests have been made.
See our coverage of the event on how events unfolded.
Keep up to date with the latest news in west London via the free getwestlondon app.
You can even set it to receive push notifications for all the breaking news in your area.