SH20 full overnight motorway closures

The NZ Transport Agency advises of closures on the Southwestern Motorway (SH20) to lift beams into place on the new Hastie Avenue footbridge and to complete work on the Walmsley Road off-ramp.

The NZ Transport Agency advises of the following closures on the Southwestern Motorway (SH20) to lift beams into place on the new Hastie Avenue footbridge and to complete work on the Walmsley Road off-ramp:

• From 7pm Saturday 7 March until 9am Sunday 8 March - Walmsley Road southbound off-ramp and one adjacent southbound motorway lane
• From 8pm Sunday 8 March until 5am Monday 9 March - Southbound motorway lanes between Mahunga Drive off-ramp and Walmsley Road on-ramp and northbound motorway lanes between Coronation Road off-ramp and Rimu Road on-ramp.

Please follow the signposted detour routes.

The NZ Transport Agency thanks you for your co-operation during this work.

For more information please contact:

Manukau Harbour Crossing project office
T   0800 SH20 MHX (0800 7420 649)
W    www.nzta.govt.nz/manukauharbourcrossing(external link)