More buses are under threat of being cancelled on Wednesday.
Bus Vannin say that 18 routes are subject to cancellation.
They include numbers 2, 3, 5, 6, 5C, 6a, 21B and hospital services 22H and 25H.
The disruption will begin from just before 7am until 5.10pm.
Further updates will be provided by Isle of Man Transport in due course.
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