The National Highway Authority of India (NHAI) has called the Tenders for the construction of 6 lane Road including 4 lane Service Road from Gabbur in Hubballi till Narendra Cross at Dharwad.
The typical Cross-section of the 6 lane Expressway including Service lanes is as shown below:
As per the Tender, the project will be completed within 2.5 years and the contractor will maintain the road for the next 5 years.
All toll-plazas across the existing 2-lane HD bypass will be removed, and only one Toll plaza will be constructed. And another thing to note is that travelers in between Hubballi and Dharwad will be exempted from paying the toll.
Let us have a look at important components of the Expressway including Flyovers, Vehicular and Cattle Underpasses, and the Construction sequence.
Flyover at Gabbur Junction
A 680m flyover has been planned at the Gabbur junction (from 402.41km to 403.09km). The flyover will have a height of 6.5m and RCC Abutment and Pier mode of construction will be used.
Vehicular Underpasses at Major and Minor junctions
Vehicular Underpasses at Major junctions: Karwar Road Interchange, Tarihal Underpass, Yarikoppa Underpass, and Goa Underpass/Interchange.
Vehicular Underpasses at Minor junctions: Nekar Nagar, Ayodhya Nagar, Gokul Underpass, Tarihal industrial area, Itigatti road, Haliyal underpass, Kyarakoppa Road, and Malligawad underpass.
Cattle Underpasses: Giriyal pass, Nekarnagar pass, Rayanal pass, Gokul pass, Itigatti pass, Jogyallapur pass, Mansoor pass, Goa road pass, and another cattle pass on Goa road.
Construction Sequence of the Hubballi Dharwad bypass widening
In the first phase of works, The construction of the Service Road and part of the main Expressway on the Left-hand side will be undertaken.
On completion of Service Road, entire traffic on the existing 2-lane road will be diverted on the newly constructed Service Road to enable the construction of the main expressway on RHS.
The project will include the following facilities: Street lighting, Tree plantations, Bus bays and Shelters, Traffic and Medical aid post, Vehicle rescue post, and Highway patrol units.