R25/24 Emergency - START at Lamp Post 101 on the B4242 (old Vale of Neath road) approximately 300 yards south-west of link road to A465 rbt at Resolven (commonly called Resolven ‘T’ junction). Proceed south-west on the B4242 through Abergarwed and Ynysarwed onto the 'Rock and Fountain' climb to Aberdulais to the junction with the A4109 (3.4 miles) where turn left with care. Continue south-west on the A4109 through Aberdulais to the Aberdulais Interchange where turn left onto the slip-road (4.0 miles) down to the A465 eastbound. Continue north-east on the A465 to Resolven rbt (8.5 miles) to take the 2nd exit along the A465 to Blaengwrach rbt (11.5 miles). Bear left along cross valley link road to the junction with B4242 (11.7 miles) and turn left onto the B4242 and proceed south-west to finish Lap 1 (of 2) at the "30" mph speed limit sign at the eastern end of Resolven.
Lap 2 - Proceed south-west on the B4242 past the start (15.3 miles) and continue through Abergarwed and Ynysarwed past the 'Rock and Fountain' climb to Aberdulais to the junction with the A4109 (18.3 miles) where turn left with care. Continue south-west on the A4109 through Aberdulais to the Aberdulais Interchange where turn left onto the slip-road (19.4 miles) down to the A465 eastbound. Continue north-east on the A465 to Resolven rbt (23.8 miles) to finish at the entry point of the first lay-by after Resolven (25.0 miles).