This particular example is classified as a class 3 togher, a category that typically refers to a relatively simple form of construction, often made from loose brushwood, branches, or light timbers laid across the bog surface rather than the more elaborate jointed or pegged structures found elsewhere in Ireland. The bog itself acts as a remarkable preservative, sealing organic material in cold, acidic, oxygen-poor conditions that can keep ancient wood intact for millennia.

The site was noted during a field survey in 1988, attributed to the archaeologist B. Raftery, whose work on Irish bog roads helped bring widespread attention to just how many of these ancient routes lie concealed beneath Irish peatlands. Thetogher at Derryglogher represents one of countless such features recorded across the Irish midlands, where boggy terrain made movement between communities a genuine engineering challenge for prehistoric and early medieval peoples. The Irish Archaeological Wetland Unit at University College Dublin, which gathered much of the foundational data on sites like this one, did significant work in cataloguing these fragile and often overlooked features before drainage, turf-cutting, and development could erase them entirely.