Consultancy Service for Independent Engineer (IE) for construction of 12.9m wide bridge between Dhola & Sadia Ghats along with 2 lane connecting roads from near about Dhola to Islampur Tinali in Assam Bridge Projects under Arunachal Pradesh Package of Roads & Bridges of SARDP-NE on BOT (Annuity) Basis.
The project highway aims at constructing 12.9m wide bridge between Dhola and Sadia Ghats along with two lane connecting roads from near about Dhola to Islampur Tinali in the state of Assam. The project stretch lies in the district of Tinsukia.
The construction of the package includes developing the existing single lane road on the Sadia side to double lane standard with paved shoulder. The existing alignment of the approach on the Dhola side of the bridge does not conform to the NH standards.
The Project details of alignment as follows:
- Viaduct on South Bank: Km 6.600 to Km 9.400 (2.800 Km)
- Main bridge on river Brahmaputra: Km 9.400 to Km 12.700 (3.300 Km)
- Viaduct on North Bank: Km 12.700 to Km 15.750 (3.050 Km)
- Re-alignment on Dhola side: Km 0.000 to km 9.400(9.400 Km)
- Improvement of existing road: Km 15.750 to km 25.800 (10.050 Km)
Détails of Major item the proposed new main Bridge/Viaducts:
| 1. | Viaduct on South Bank | Km 6.600 to Km 9.400 (2.800 Km) |
| 2. | Main bridge on river Brahmaputra | Km 9.400 to Km 12.700 (3.300 Km) |
| 3. | Viaduct on North Bank | Km 12.700 to Km 15.750 (3.050 Km) |
| 4. | Piles (1700 mm dia) | 324 nos. |
| 5. | Piles (1500 mm dia) | 412 nos. |
| 6. | Pier and pier caps | 184 nos. |
| 7. | Superstructure of precast segments | |
| Width of deck slab | 12.9 m | |
| a) | Carriageway width | 10.5 m |
| b) | Span length | 50.0 m |
| c) | Number of segments per span | 15 nos. |
| d) | Total number of segments | 2745 nos. |
| e) | Number of typical segments | 1830 nos. |
| f) | Number of pier segments | 366 nos. |
| g) | Number of deviator 1 segments | 183 nos. |
| h) | Number of deviator 2 segments | 366 nos. |