South Wales Police are continuing their investigation into the fatal road traffic collision which occurred on Penarth Road at its junction with Clare Road, Grangetown, on Wednesday, March 25, at 12.27 pm.
The collision involved a red SsangYong Tivoli motor car and a bike.
A 16-year-old boy from Grangetown, who was on the bike, died at the scene despite the efforts of the emergency services - his family are being supported by specially trained family liaison officers.
The driver of the SsangYong Tivoli is assisting officers with their enquiries.
Detective Sergeant Debbie Hobrough is leading the investigation. She said: “Our investigation into this very sad and tragic incident is ongoing and we are asking for the public’s help as we piece together what happened.
“The junction where the incident occurred is a busy junction and anyone in the area at the time - who witnessed what happened - is urged to make contact. People are also asked to check dashboard cameras or private CCTV for any footage which may be relevant.
“I would also like to urge people to consider the impact on the family of the victim and refrain from sharing footage online, which we know has been circulating.
“The road closures put in place caused significant disruption whilst the investigation took place and I would like to thank members of the public for their patience and understanding during that time.”
Anyone with information can contact 101 – please give reference 2600092224. Or they can submit information online: https://www.south-wales.police.uk

Post Office Seeks New Operator in Dinas Powys as Village Faces Loss of Its Last Branch
Gardening team praised after helping police clear fallen tree near St Brides Major
Specsavers calls on children in Barry to design Wales Deaf Rugby World Cup shirts
Whitmore High Named One of UK’s Best Workplaces for Development
Steel Signing Marks Major Milestone in St Richard Gwyn School Redevelopment
Two Rescues in Record Heat as Volunteer Teams Respond to Afternoon Emergencies
Police find evidence of a large-scale cannabis cultivation at Riverside Place property fire
Network Rail confirm closure of Brookside level crossing in Dinas Powys
Police given powers to ask people to leave Comeston Lakes Country Park
Planned children’s role play centre could be given the go-ahead by Vale Council
Marie Curie Garden Fayre deemed huge success
Council seeks views on Future of Colcot Sports Centre and Buttrills Playing Fields
First Minister quizzed on further devolution, budget decisions, and misinformation in FMQs
Extreme heat leads to changes to services and closures
Severe Heat Warning Set to Disrupt Rail Travel Across South Wales This Week
Communities asked to support older people across Wales during severe heat warning
Caribbean Community Wales Brings Wales‑Wide Launch to Barry This Weekend
Community Award winner calls for sanitary bins in men’s toilets after living with prostate‑cancer‑related incontinence
Cardiff Airport Backs Holiday Safety Campaign Honouring Rhoose Teenager Tom Channon