by Democrat reporterDrainage investigations will see both lanes of the A82 closed in both directions for a three-mile stretch between Dunglass and Dumbuck later this month.
The single-lane closures will be in place from Monday, January 19 until Saturday, January 24, between 8pm and 6am each night.
Access for police, fire and ambulance vehicles will be maintained throughout the works, which are weather dependent and may be cancelled or rescheduled if conditions prove unfavourable.
Road users are being asked to be patient during the investigation period.
Amey have told them they can sign up for free Road Work Alerts at swtrunkroads.scot/roadwork-alerts using just an email address.
Real-time journey information is available at traffic.gov.scot or via Twitter @TrafficScotland.