State Highway 63, Wairau Valley is closed for a Police scene examination.
The road will be closed for an estimated three hours as Police undertake a scene examination following yesterday’s fatal crash.
No diversions are in place and drivers are asked to avoid the area.
Marlborough’s Trevor Roy Adams, 69, died at the scene after his truck overturned shortly before 2pm on Tuesday.
The Serious Crash Unit and Commercial Vehicle Investigation Unit are investigating the cause of the crash.