Llandeilo Bridge (including Causeway)

Twin carriageway stone bridge. Single graceful 145 ft wide depressed arch with stepped freestone voussoirs. Coursed squared rubble masonry. 2 order buttresses at springing points rise through parapet. Further buttresses along long approach causeway from Ffairfach and up Bridge Street. Also revetment wall with steps down to river to W along lower end of Bridge Street. Freestone parapet over string course with domed capstones on bridge, rubble parapet over string course with ridged parapet to causeways and retaining walls. Further depressed flood arch through approach causeway from Ffairfach, flanked by buttresses.

Later Bronze commemoration plaque with depiction of old bridge to W parapet of bridge.