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India’s highest cable-stayed highway bridge is being constructed in Maharashtra. This 132-metre-high bridge is being constructed by infrastructure main Afcons within the Mumbai-Pune Expressway Lacking Hyperlink undertaking.
At current, the size of the prevailing expressway from Khopoli exit to Sinhgad Institute is round 19 km. The Lacking Hyperlink Mission will bypass the Khandala Ghat part and can cut back the gap of the expressway by over six kilometres, decreasing journey time by greater than 25 minutes.
The Mumbai-Pune Expressway Lacking Hyperlink undertaking has been divided into two packages. Afcons is executing Bundle-II, which contains widening of the prevailing expressway from six lanes to eight lanes, building of two viaducts, together with a cable-stayed bridge in one of many viaducts, strategy roads, slip roads, amongst varied different options.
Highlights of Bundle II:
- Widening of 5.86-km present expressway, together with lanes, bridges, vehicular and passenger underpasses
- Development of 10.2 km of strategy roads
- Development of 132-m-high cable-stayed bridge
- Highest pylon of 182 m on cable-stayed bridge
The inspiration work for Viaduct-I, which is about is 850-m lengthy has been accomplished and the launching of pre-tension girders and deck panels is in progress.
Viaduct -II, the place the cable-stayed bridge is being constructed, is about 650-m lengthy. The bridge can be at a top of 132m from the bottom stage which would be the highest for any highway undertaking within the nation.
“At current, the development work of the inspiration, piers and pylons is being undertaken in Viaduct-II. The very best pylon on this viaduct can be 182 m from floor stage, and this is able to even be the very best in any highway undertaking in India,” stated Afcons’ undertaking supervisor Ranjit Jha. “The Khandala Ghat’s hairpin turns are susceptible to landslides and accidents. The brand new hyperlink will assist in decreasing accidents in addition to enhancing gas effectivity and decreasing gasoline emissions on the stretch.”
Work on Bundle-II of the Mumbai-Pune Expressway Lacking Hyperlink undertaking started in 2019 and can be accomplished in 2024.
The undertaking faces varied geological, transportation, and excessive engineering challenges. For the widening of the prevailing expressway from six lanes to eight, blasting for hill-cutting must be carried out in allotted slots by the authorities.
Throughout blasting, not solely visitors but additionally work close to blasting areas is halted, and manpower and equipment are moved to a protected space removed from the impression zone. Transportation of supplies and shifting of girders throughout heavy visitors on the expressway are a number of different challenges that the workforce faces.
The undertaking workforce has already achieved over 1.7 Million Protected Man Hours, and strict security protocols are being adhered to within the undertaking.
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