It was constructed by the armed constabulary and local Maori who worked on their land.
There is no record of Maori settlement in the vicinity of stratford.
British Dictionary definitions for Maori
(pl) -ri, -ris. a member of the people living in New Zealand and the Cook Islands since before the arrival of European settlers. They are descended from Polynesian voyagers who migrated in successive waves from the ninth century onwards
the language of this people, belonging to the Malayo-Polynesian family