Police are urging the public to take extra care during the Festival of Motorcycling this weekend.
On social media, the roads policing unit say both cars and bikes should watch their speed on the highways, because of the increase in motorcycles.
Officers are appealing for drivers to check mirrors and anticipate what may be up ahead.
The festival schedule officially begins tomorrow.
Tender process on sea wall to start this year, says DOI
Firefighters tackle 'severe' garage blaze this morning
Exhausted reserves forced 23.6% rate rise, say commissioners
Weather warning for heavy rain today
How many government workers take sabbatical?
Police: non-life threatening injuries in Ramsey incident
Roundhouse cafe employment tribunal adjourned
Two in custody after Ramsey incident, police say