Three people are dead and four others are injured when a speeding car crashed into a crane truck at Svay Reing province on National Road 1.
More than 1,350 people died in traffic accidents in the first nine months of the year.
Nearly 30 people have died and another 90 injured in traffic accidents over the three-day Pchum Ben festival.
Two men remain in custody after drunkenly ramming their vehicle into a parked SUV belonging to a Changvar district governor.
Four people died and two others were injured when a car crashed into a truck.
Road deaths rose in the first half of this year despite passage of a new Traffic Law which raised fines road infringements.