| It was convocated on 1999, may 31 | |
| Separated business: | |
| - Field | |
| - Transportation and Distribution | |
| Envelope N°1 Open / Award | |
| - Field (initially) 11-18-99 : delayed to 02-17-2000 | |
| - Transport and distribution : 09-23-99 delayed to 03-06-2000 | |
| Basis on Sale : since 06-04-99 |