Traffic Chaos with Blocked Lanes on Auckland's Southern Motorway

3.20pm: Two Southbound lanes in Penrose are still blocked on the Southern Motorway, Southbound. On-ramps at Ellerslie-Panmure, Greenlane and St Marks Rd are now closed.

3.18pm: Southbound traffic between the city and Ellerslie is travelling at approximately 15 kilometres an hour, according to the NZTA.

3:15pm: Traffic heading south is at a standstill on the Southern Motorway from the city, after a truck carrying a digger in a trailer hit the Penrose overbridge.

The New Zealand Transport Agency says motorists should avoid the area, or expect long delays.

Photo / Michael Duggan

The onramp is being assessed for damaged and is currently closed.

Photo / Nick Reed

There are no reported injuries and no other vehicles were involved, police said.

Emergency Services are on the scene.

For up-to-date information go to nzherald.co.nz