The extensive work. if approved by Tynwald members, will mean delays for motorists for over a year as the route, the main road from the west into the capital, is put back into shape.
However there will be a bonus for those on two wheels.
Part of the old road will be recycled and used to give the old railway line from Douglas to Peel a better surface.
Director of Highways Richard Pearson:
Police appeal to find three individuals to help with investigation
It's following an incident near Sam Webb's pub in Douglas last month
Dates for offshore windfarm scrutiny meetings announced
Independent examining body to look at plans for Mooir Vannin project
Some residents in Onchan without power
Third party damage has affected the supply
January's inflation rate stays the same
The annual rate as measured by CPI remains at 3.3%
Child benefit payments delayed due to technical issue
Treasury apologises following system fault