Crash blocks both lanes on highway north of Wellington

A crash after the Johnsonville off-ramp in Wellington has blocked both northbound lanes. Photo / NZTA

A crash has blocked part of State Highway 1 heading north out of Wellington.

The NZTA said the crash happened on the motorway just after the Johnsonville off-ramp around 6 this morning.

Both northbound lanes are blocked and motorists are being asked to consider using an alternative route.

The road is the main highway out of Wellington.

Southbound traffic remains free flowing.
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SH1 JOHNSONVILLE, NORTHBOUND - CRASH - 6:10AM
Due to a #crash after the Johnsonville off-ramp, both northbound lanes are BLOCKED. Please consider using an alternate route and expect delays. The southbound direction remains free flowing. ^RS pic.twitter.com/xGVkoGAK7I

— Waka Kotahi Wellington (@WakaKotahiWgtn) August 21, 2018