des terrils d'oignies au centre les hautois 29.6 29.5 29.3 28.8 28.8 28.3 28.2 30.1 29.4 28.6 29.1 29.8 29 29.4 29.6 29.1 30 30.9 30.3 29.5 29.3 28.9 28.9 29.6 29.8 31.4 32 31.1 29.7 29.5 30.2 28.7 29.3 30.2 29.3 28.9 28.2 28.3 28.7 28.7 29.5