Police are warning of a 'large bump' under the surface of the Mountain Road which has appeared overnight.
The constabulary says it's developed on the Hillbery section of the highway on the Ramsey-bound carriageway.
Officers says the Department of Infrastructure has been notified and is assessing the cause.
They add, as a result, the area may be subject to to works in the following hours which may disrupt travel in the area.
Peel ready for bonfire and fireworks later
Peel kicks off the Island's bonfire night fun tonight with its fireworks display.
Government: "UK never told us about child murderer"
The government says it'll write to the UK demanding to know how a convicted child murderer ended up living on the Isle of Man.
Farm shop's newest worker needs your name suggestions
A farm shop in Glen Helen is asking you to name its newest member of staff.
Bus Vannin gives update on staffing problems and routes affected today
Bus Vannin has revealed more details about buses which may not run today.
Toilets vandalised for fourth time in a month
Commissioners in the west of the Island are appealing for help catching those who vandalised toilets this week.
Poppy gets fur-ever home after sparking rescue operation in Douglas
A tiny Manx kitten who was rescued in Douglas city centre has been given a happy ending.
Council gets eight complaints about James Brown in six months
Douglas Council says a newly-built block of flats in Willaston has seen eight reports of antisocial behaviour in the six months since tenants moved in.
More bus staffing problems this weekend
Bus Vannin is warning of more problems with its services this weekend.
