What makes it worth a second look is the construction itself: five semicircular arches built from roughly cut voussoirs, the wedge-shaped stones that lock an arch into place, together with low pointed breakwaters angled upstream to deflect the current and reduce pressure on the piers during high water. It is a quietly functional piece of engineering, the kind that was repeated across rural Ireland for centuries and is now gradually disappearing from the landscape.

Bridges of this type belong to a long tradition of masonry river-crossings that became increasingly common in Ireland from the late medieval period onward, when growing trade and movement of agricultural goods made reliable crossings a practical necessity. The use of semicircular arches rather than the flatter segmental form suggests an older building technique, one that prioritised stability over economy of materials. The rough dressing of the voussoirs points to local craftsmanship working with whatever stone was available nearby, rather than imported or finely worked material. The Glashaboy river, which drains a stretch of east Cork before flowing towards Cork Harbour, would have made a crossing here a useful link for communities moving between farms, mills, and market towns in the region.