Drivers heading to and from the Hibiscus Coast should plan for overnight closures on State Highway 1 and 18 from Sunday 12 to Thursday 16 October, as NZTA crews carry out maintenance work.

On Sunday night, 12 October, SH1 southbound will close between Oteha Valley Road and Constellation Drive from 10pm to 5am.

The Oteha Valley, Greville Road, and Constellation Drive ramps, along with the SH1 to SH18 link, will also be closed.

Detours will run via Oteha Valley Road, Albany Expressway, Bush Road, Paul Matthews Road and Upper Harbour Highway.

The work coincides with a full westbound closure on SH18 between Paul Matthews Road and Albany Highway.

On Wednesday 15 October, SH1 northbound closes between Oteha Valley Road and the Silverdale interchange, 9pm to 5am.

The Oteha Valley northbound on-ramp, Silverdale northbound off-ramp, and the BP Dairy Flat ramps will be closed.

Drivers should detour via Oteha Valley Road and Dairy Flat Highway.

On Thursday 16 October, SH1 southbound will close again between Silverdale and Oteha Valley Road from 9pm to 5am.

The Silverdale southbound on-ramp and Oteha Valley Road southbound off-ramp will be closed.

The detour runs along Twin Coast Discovery Highway, East Coast Road and Oteha Valley Road.

For Coasties commuting to Auckland, allow extra time for night trips and follow the signposted detours.

All closures are for essential maintenance to keep the motorway in good condition.

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