It was possible the man had suffered a heart attack before the crash, police said.

Police have named the three people killed in separate road crashes in Canterbury.

Thomas Evans was following his dad across the road when he was hit by a car.

DRAMATIC PHOTO: Ambulance involved in a crash in Manukau this morning was going to a call-out when it collided with a car at a busy intersection.

Award-winning architect pleads guilty to careless driving after he dragged cyclist 20 metres along road and left tyre marks on helmet.

A van was captured on CCTV footage speeding the wrong way along Salisbury St in Christchurch before the driver was killed in a collision with a car, police said.

One man remains in Auckland Hospital in a serious condition following a serious crash on State Highway 16, northwest Auckland on Saturday night.

A top architect who hit a cyclist, pinning him under his Porsche SUV, has admitted responsibility over the incident.

Auckland motorists can expect major delays on the Southern Motorway this morning after a crash in southeast Auckland.

Bystanders managed to lift the ute off the woman by the time emergency services arrived but her life was unable to be saved.

Serious Crash Unit investigating Christchurch smash between two cars late last night.

Eleven people have been injured - five seriously - in a horror three-car smash in west Auckland this evening.

Driver of a van that crashed - killing three people - may have only had 20 minutes of experience driving on NZ roads.

Auckland motorists can expect traffic delays on the State Highway 16 this afternoon after a car crashed near the Rosebank Rd exit, Point Chevalier.

The northbound lanes of Auckland's Southern Motorway just before the Papakura on ramp are now open following a serious crash involving multiple vehicles.

The driver has escaped serious injury, but between 7000 and 8000 litres of milk might have been lost from the tanker in Matamata.

A tanker carrying 30,000 litres of carbon dioxide has crashed on State Highway 1 in Northland.

Two people remain in serious condition following a three-vehicle crash in Taupo today.

A truck driver trapped in his cab for two hours miraculously survived after his milk tanker rolled, spilling thousands of litres of milk onto the road.

Three people were flown to hospital by helicopter after a car crash in the South Island last night.

A truck driver was trapped in his cab for two hours after rolling a milk tanker and sliding hundreds of metres down a highway this morning.

A seven-year-old boy was flown to hospital after a car crash on a Northland beach tonight.

Rescuers risked their lives to pull a driver from his wreck after he smashed into a power pole, snapping it half and causing live wires to fall over the vehicle.

A truck from a building site in Pye's Pa rolled and crashed into a bathroom of a house in the Tauranga suburb this morning.

It's understood firefighters were trying to extricate a person from the car.

Drivers have been warned to avoid State Highway One near Lake Karapiro as emergency services keep battling to clean up a chemical spill.

A man is dead after he failed to take a corner and crashed his car off a bridge into the Waikato River.

An inquest into the horrific deaths of seven tourists has heard an appeal to Kiwis to stop blaming foreign drivers for the carnage on our roads.

A coroner's inquest will start today following the deaths of seven tourists in two separate car crashes earlier this year.