The move is to facilitate ugradation of 47 kms of the highway at a cost of Rs 152 crore. The exact nature of ban and routes would be announced in the second week of September, said authorities.
This major upgradation entails 26km rigid pavement (concrete) and 21km asphalt, said the TOI report.
The road width at present is 7m on straight stretches and it will be widened to 8.5m with available land. For the first time in Karnataka, slipform paver machine, which costs over Rs 8.5 crore, imported from Germany will be used in the upgradation work.
It has been informed that commuters can use these alternative routes during the ban period:
* Mangalore- Mani- Puttur- Sullia, Madikeri-Mysore (turn near Ilawala), Srirangapatna, Bangalore
* Mangalore- Charmadi- Chikmagalur- Hassan- Bangalore
* Mangalore- Charmadi- Kottigehara- Belur- Hassan- Bangalore