As of 3.30pm, emergency services were still working to clear the scene.
UPDATE 3:20PM Traffic is heavy in BOTH DIRECTION on the #SouthernMwy in the Mt Wellington area as traffic slows down past the crash scene. Avoid the area if possible. ^MF https://t.co/QygmKx5aqH
— Waka Kotahi NZTA Auckland & Northland (@WakaKotahiAkNth) January 21, 2021
Another multi-vehicle crash has been causing delays on the Southwestern Motorway blocking the right northbound land before Portage Rd overbridge.
"All cars involved in this crash have now been pushed clear of live motorway lanes and are now in the northbound left shoulder. Expect delays through this area until this crash can be fully cleared," NZTA said.
FINAL UPDATE 3:45PM All cars involved in this crash have now been pushed clear of live Motorway lanes and are now in the northbound left shoulder. Expect delays through this area until this crash can be fully cleared. ^MF https://t.co/0D5XvASdQK
— Waka Kotahi NZTA Auckland & Northland (@WakaKotahiAkNth) January 21, 2021