At just over three metres long and seven centimetres wide, it is a modest remnant, and it arrived in the archaeological record almost by accident, exposed and partially destroyed by the mechanical milling of the peat around it.

Peat bogs are remarkable preservers of organic material. The cold, acidic, oxygen-poor conditions that make them so inhospitable to most living things are precisely what allow wood, leather, and even human remains to survive for centuries or millennia. Squared oak planks of this kind are typically associated with early medieval or prehistoric wooden structures, though without further context it is impossible to say with confidence what this particular piece once belonged to. A trackway crossing the bog, a platform, a small building, the structural element of something more complex: all are possibilities that the single surviving timber cannot confirm or rule out. What is clear is that the milling machinery that uncovered it also damaged it, a reminder of how much archaeological material in Ireland's midland and southern bogs was lost before wetland archaeology became a recognised discipline. The plank was recorded by the Irish Archaeological Wetland Unit, a University College Dublin project that worked through the 1990s to document bog structures before further peat extraction could erase them entirely.