NAM NGIEP 1 HYDROPOWER PROJECT

• Project Information.

- Employer: Nam Ngiep 1Power Company

- Main Contractor: Obayashi Corporation.

- Construction Location:  Laos PDR

• Scope of work: Include 2 units with the total capacity of 290 MW  in which  01 main power station (272.8 MW) and 01 re-regulation power station (17,6 MW), RCC Dam  with the height of 167 m.

- Construction time: 2014-2018.

• Scope of Song Da 5 works:

- Construction of upstream cofferdam

- Construction of Main Dam Excavation

- Construction of RCC concrete for main dam, including the installation, operation and dismantlement of RCC batching plant 720 m3/h   and RCC conveyor system with the length of 2,4 km.

- Construction of CVC concrete for Spillway, water intake, penstock.

- Construction of CVC, steel structure and finishing work for Main Power house.

- Consolidation grouting and curtain grouting at Dam Foundation,

- Construction and finishing work at re-regulation power station.

• Completion Quantity:

- Excavation quantity: 2,003,898 m3

- RCC Quantity: 2.378.175 m3

- CVC Quantity: 154,000 m3.

- Consolidation and curtain grouting: 31.885,67 m