It's expected to reopen at 4pm
The closure also effects Windermere Drive up to the junction with Begoade Road.
Access to residential properties from Windermere Drive is closed and residents are asked to use the access route from Groudle Road.
The constabulary says the road is expected to be closed until 4pm today.
Chief minister to give fuel rise and bus strike updates in House of Keys
Plus statement from health minister on Hospice funding
Visitors give tourism levy idea the thumbs down
Tynwald to be asked to receive report outlining pros and cons of visitor tax
Final reading for bill aiming to "modernise, streamline and strengthen the Island’s Criminal Justice System"
LegCo asked to reform court treatment of 17-year-olds
Fuel retailer says there's no need to stockpile diesel
One forecourt ran out of diesel just three hours after it was confirmed it had restocked