1�?nbsp;      The locations of the converter station and ground-electrode should be provided by the owner (excluding construction site expropriation and clearing fees)

2�?nbsp;      Site is flat, excavation and backfilling is unnecessary for the contractor.

3�?nbsp;      The ultimate allowable bearing capacity characteristic value of the undisturbed soil layer is not less than 400kPa, subsoil treatment is unnecessary.

4�?nbsp;      Maximum wind speed (10 minutes gust average a year) is not more than 25m/s in reappearing period of 50 years.

5�?nbsp;      Horizontal seismic acceleration is 0.1g.

6�?nbsp;      The Resistivity of soil in the area of the electrode should not be more than 100Ω·m

7�?nbsp;      ESDD of the AC/DC support insulator in the converter station should not be more than 0.025/0.05mg/cm².

8�?nbsp;      The station water source shall be from tape water and 1.0m far from the bounding wall of the converter station, not be from a well.

9�?nbsp;      Water Drainage System will be 1.0m far from of the bounding wall of the converter station. Water Drainage pipe out of the converter station is not considered.

10�?nbsp;   The station service power will be provided by owner and be to 1.0m outside of the bounding wall.

11�?nbsp;   The type of converter transformer adopts 1 phase 3 Winds.

12�?nbsp;   Dispatch Automation：This project only includes the remote site station and the corresponding network access equipments, not includes the dispatch center device.

13�?nbsp;   Electric energy metering system：This project includes only site meter electric energy processor and screen, not including electricity billing master terminal device.

14�?nbsp;   Line protection：This project only includes the converter station line protection devices, not including the protection line opposite station.