The NZ Transport Agency is advising that State Highway 3 at Waitotara, north-west of Whanganui, is closed due to a serious crash.
There are no short detour routes available so motorists are advised to delay their travel.
The road is expected to be closed for several hours, however the Transport Agency will continue to provide updates via the website and social media accounts.
Plan ahead for a safe, enjoyable journey. Keep up to date with: