UPDATED 1.12pm:Â Police have confirmed that SH 2 is now open to traffic following the conclusion of an unfolding incident, which has now been resolved.
State Highway Two was closed near Melling in Lower Hutt.
"They are just about all gone."
Police have assured the school they are not under threat said Thomson.
Additional reporting by Ophelia Buckleton of the NZ HeraldÂ
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