The Mountain Road is due to re-open later tonight.
The stretch between Barrule Park in Ramsey and Creg-ny-Baa is expected to open again at around 10pm following works being carried out there by the Department of Infrastructure.
The DOI has been making preparations for this years TT.
It's been shut since 9am on Monday.
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New Iranian ruler tied to Manx-registered company
Temporary speed limits around TT course from this week
Government considers laws for BYOB events
Police warn about bad behaviour in school - by parents
New fashion outlet for Peel this weekend
Weather warning for gale force winds
Politician raises questions about student loan changes