The Mountain Road is one way from Ramsey to Douglas for the duration of TT fortnight.
It was introduced at the Centenary TT in 2007, to try and eradicate head-on collisions.
Inspector Terry Stephen of the Roads Policing Unit says despite the change, people still need to drive and ride responsibly up there:
Manx Radio's speech output falls below that required by licence agreement
CURA carries out monitoring review of public service broadcaster
MNH seeking to replace windows at new 'welcome hub'
Registered building is located next to Castle Rushen
Murder trial jury hears defendant's statement to police
Boy accused of murder told officers "I didn't intend to kill Chris"
What have your MHKs promised you? Douglas North
David Ashford and Damian Ciappelli were electedÂ