The A684 has shut for five days due to roadworks.
The road is closed between Harmby and Patrick Brompton from September 12 to 16.
Officials say the closure is needed for drainage at Akebar and also the installation a new “vehicle restraint system” on Spennithorne Bridge.
A spokesperson for North Yorkshire County Council said: “The works are currently programmed to commence on 12 September and will be carried out under a full road closure between Patrick Brompton junction and the Harmby junction for a period of five working days.
“Please note that the A684 will be fully closed for this entire period it will not be open to traffic out of hours.”
The council said advance warning signage advising of the work will be installed on site shortly.
“Whilst the works are in progress, a fully signed diversion will be in place. On-site personnel will assist in managing access to properties and businesses within the closure.
“Please be advised there may be extended periods when access will not be possible due to the nature of the works and physical constraints of the site. Pedestrian access will be maintained.
“This work is part of an extensive programme and therefore, some adjustment to this start date or the duration of the works may be necessary should unforeseen circumstances such as significant weather events or emergencies on the highway network arise.”