 construction is underway to widen the northbound route immediately north of the Saddle Hill saddle.The NZ Transport Agency began upgrading SH1 from the Andersons Bay intersection to Lookout Point to a four-lane dual carriageway in January 2011.Land was designated in the early 1960s by the then Ministry of Works for a motorway corridor from the SH1/SH87 interchange southwards through East Taieri towards Allanton.