More information will be provided when it becomes available.
In a tweet, NZTA said two left northbound lanes on the bridge were closed due to a "serious crash".
"Please avoid the area or expect delays."
SH1 AKL HBR BRIDGE, NORTHBOUND - CRASH - 7:30PM Due to a serious crash, the two left northbound lanes on the Akl Hbr Bridge are CLOSED. Please avoid the area or expect delays. ^EW pic.twitter.com/aOAmg8Si2j
— Waka Kotahi NZTA Auckland & Northland (@WakaKotahiAkNth) January 23, 2021
Footage contained in the social media message from NZTA shows traffic on the two inside northbound lanes on the bridge was travelling slowly.