
Police were called to the single-vehicle crash on Evans St, between Pringle and Belfield Sts, Timaru, about 9.50am on Wednesday.
Part of the road was closed while the Serious Crash Unit carried out a scene examination but it reopened about 2.40pm.
"The cause of the crash remains under investigation," police said in a statement.
The NZ Transport Agency Waka Kotahi said the crash closed SH1 to northbound traffic.
Fire and Emergency NZ crews from the Washdyke and Timaru stations were also sent to the scene.