The Isle of Man Constabulary is reminding the public of the Mountain Road closure.
It follows reports of cars entering closed roads.
The road is shut from Barrule Park to the Bungalow until Friday April 15.
A further daily closure is in place from 9:30am-4pm from the Tholt-y-Will road junction to the Creg ny Baa until the same date.
Weather postpones council's Easter fun day
Seven ferry crossings hit by water levels and dredging issues in Douglas
Sam Barks returns to Les Mis in transatlatic tour
DHSC commissioning rapid review of Noble's bed capacity
Progress being made on landmark's new building
Temporary traffic lights on TT course section
All government departments but one within budget
Unclaimed Manx lottery ticket worth £125,000 - is it you?!