Update, 9.30pm: A person involved in a crash on State Highway 2 at Whakamārama on Sunday afternoon has died.

"They were the driver of a car that collided with a truck about 3.55pm, near the intersection of Omokoroa Rd," says a police spokesperson.

"The truck driver was unharmed."

Traffic diversions have been in place. For northbound traffic, turn left onto Barrett Road, right onto Old Hwy, right onto Youngson Road and rejoin SH2. Southbound traffic: in reverse.

Police remain at the scene, however the highway is expected to reopen soon.

Update, 4.33pm: Police and emergency services are at the scene of a serious crash that has blocked State Highway 2 at Whakamarama.

A truck and car have collided on the highway, near the intersection of Omokoroa Road.

The crash happened about 3.55pm.

The Serious Crash Unit is attending and diversions are in place.

The highway is expected to be blocked for some time while Police investigate.

Waka Kotahi NZTA advise that due to the serious crash, SH2 is closed between Youngson Road and Barrett Road.

"Expect delays and follow directions of emergency services on scene," says an NZTA spokesperson.

An alternative route is in place. For northbound traffic, turn left onto Barrett Road, right onto Old Hwy, right onto Youngson Road and rejoin SH2. Southbound traffic: in reverse.

Earlier, 4.17pm: Emergency services are responding to a crash on State Highway 2 near the Omokoroa intersection.

Waka Kotahi NZTA advise that both lanes on SH2 near Youngson Road are blocked.

Motorists are advised to expect delays and to follow the direction of emergency services on scene.

It is unknown at this stage if there are any injuries.

It is also unknown when SH2 will be reopened.

At the scene?

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