They came to light not through archaeological excavation in the traditional sense, but because a survey was being carried out ahead of the proposed Lisheen III wind farm development, which involved turbine construction, an access road, and grid connection works. The structure appeared in two opposing drain faces, the kind of cross-section that peat cutting occasionally opens up, revealing in profile what would otherwise remain completely invisible.

The monument itself is modest in scale: at least a metre in length, 1.25 metres wide, and around 15 centimetres deep. The four brushwood pieces, each between four and six centimetres in diameter, are laid in a rough grid, three of them orientated east to west and one running north to south. What exactly this arrangement represents is unclear. Structures like this turn up in Irish bogs with some regularity, and they tend to be interpreted as trackways or working platforms, practical constructions laid down to allow movement or activity across waterlogged ground. Peat is an exceptionally good preservative for organic material, particularly wood, because the acidic, oxygen-poor conditions slow decay almost to a standstill. That quality is what makes finds like this possible at all, and it is also what makes peat-heavy landscapes such a significant, if largely invisible, archaeological archive.