Police have arrested a 38-year-old man for dangerous driving after his mud truck hit and killed a 78-year-old man in Yau Ma Tei.

At about 9am, the truck reportedly knocked the man down as he was crossing the road, at the junction of Waterloo Road and Wylie Road.

The pedestrian was sent to Kwong Wah Hospital where he died at around 10am.

Witnesses should call Police at 2773 5200 or 2773 5258.