| N˚ of stations | Geographical coordinates | Structural measures | ||
| Longitudes | Latitudes | Altitudes | ||
| BN 01 | 12˚42'8.4" | 5˚36'45.5" | 110 m | Strat plan. N115/22NE N107/15NE |
| BN 02 | 12˚42'16.7" | 5˚36'40.5" | 95 m | Strat plan N109/24NE |
| BN 03 | 12˚42'17" | 5˚36'23" | 60 m |
|
| BN 04 | 12˚43'5.3" | 5˚37'19.9" | 47 m |
|
| BN 05 | 12˚45'56.8" | 5˚38'9.9" | 85 m | Strat plan/ N112/25NE N105/23NE N124/28NE |
| BN 06 | 12˚36'34.1’’ | 5˚28'24.3’’ | 51 m |
|