(Emergency course if A40 Abergavenny - Raglan dual carriagway is shut + A40 tunnels shut). Start at 3rd kerb joint in flare to access bridge to Cefn Coch Farm (marked on OS map) 3 yards east of fire hydrant cover, 0.3 miles west of Raglan rbt on old A40, signposted “Clytha” Proceed westwards on unclassified road (joining B4598 at Steel Horse Cafe) and continue to Hardwick roundabout 6.155 miles. Encircle roundabout taking 5th exit on A465 signposted Hereford. Proceed northbound on A465 via Pandy, Llangua (lights on bridge), Pontrilas to Hereford r/a (Tesco)(29.94 miles)encircle roundabout and retrace on A465 to Hardwick roundabout (51.91 miles). Encircle roundabout taking 6th exit onto A465 signposted Hereford (52.48 miles) repeat as before to Hereford r/a (Tesco)(74.44 miles) encircl roundabout to return on A465 to Hardwick r/a (96.42 miles). Take 1st exit on B4598 signposted Usk (96.59 miles) continue along B4598 to junction Steel Horse cafe (99.99 miles)continue STRAIGHT ON on unclassified road to finish at mark on road approx 50 yds beyond junction (100.01 miles)