Nagdhunga tunnel
Nagdhunga Tunnel under construction (July 2021)
Nagdhunga tunnel (Nepali: नागढुंगा सुरुङ्ग) is a highway tunnel connecting Sisnekhola of Dhading district and Nagdhunga in Kathmandu. [1] The tunnel will be a part of Tribhuvan Highway. The contractor of the project is Hazama Ando Corporation. The project is scheduled to be finished by April 2023. [2]
The tunnel has a height of 18m and have a lane of 9.5m wide. The length of the tunnel is 2380 m. The cost estimate of the project is about NPR 22 billion. [3]
Geology[]
The tunnel passes through bedrocks of Sopyang formation. There are six shear zones in the alignment. [4]
Features[]
- Tunnel, 2.71 km, 2 lanes, carriageway width 9.5 m, grade 3.5%
- Approach road, 2.60 km, 2 lanes, carriageway width 7m, 2 m shoulder
- Bridge, 2
- Toll facility, west side 3 booths, 3 lanes each and east side 2 booths, 2 lanes each
- Tunnel management office, west side area 390 m2 and east side 300 m2
- Disposal area development at the east portal;
- Transmission line 4.14 km.
See also[]
References[]
- ^ "Oli inaugurates construction work of Nagdhunga tunnel". Archived from the original on 2019-10-22. Retrieved 2021-04-26.
- ^ Sen, Sandeep (2020-12-25). "Construction of Nagdhunga tunnel starts". The Himalayan Times. Archived from the original on 2021-01-17. Retrieved 2021-04-26.
- ^ "Nagdhunga tunnel work gains momentum". GorakhaPatra. Archived from the original on 2020-12-19. Retrieved 2021-04-26.
- ^ SAPKOTA, AJIT (2016). "HYDROGEOLOGICAL STUDY OF NAGHDHUNGA TUNNEL SITE". Cite journal requires
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- Road tunnels in Nepal
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