This is a togher, a type of wooden roadway laid across wet or boggy ground to allow passage where the earth could not otherwise be trusted underfoot. Ireland's bogs have preserved dozens of these structures across millennia, but not all tothers are alike, and this one belongs to a class defined by the lightness of its materials and the informality of its layout.

The trackway at Cloncraff runs on a roughly south-southeast to north-northwest orientation and measures just over a metre wide, with a depth of around a quarter of a metre. It is built from birch and hazel brushwood, laid longitudinally in a dispersed arrangement two layers deep rather than the tightly bundled or carefully pegged construction seen in more elaborate examples. What makes the site particularly interesting are two pieces of wood recovered from it with chisel-point ends, suggesting that at least some of the material was deliberately shaped before being laid down. Whether those pointed ends served to anchor the structure or simply reflect the way the wood was cut for another purpose, they are a small but tangible sign of the human hand behind the work. The compilation of this site was carried out by the Irish Archaeological Wetland Unit at University College Dublin, whose broader survey work across the Irish midlands has brought dozens of similar structures to light.