start in first layby going westwards from blaengwrach roundabout on the a465.start point at the west edge of the most western drain cover in the lay by. proceed westwards on the a465 (care when exiting layby) to resolven roundabout. circle roundabout and retrace a465 dual carriageway to pass first layby on left where start of circuit is east edge of most eastern drain cover in layby. continue eastwards on a465 dual carriageway to blaengwrach roundabout. bear left along cross valley link road to junction with old vale of neath road b4242. bear left along b4242 going westwards via pentreclwdda to “30” sign at resolven. continue on b4242,pass junction to a465.proceed westwards on b4242 to abergarwed village sign and continue westwards on b4242 to ynysarwed village sign. continue westwards on b4242 to bottom of rock and fountain hill continue to climb to top of rock and fountain hill and continue westwards on b4242 to aberdulais village sign. continue to junction with a4109 “give way” take care bear left down a4109 through village to aberdulais interchange-“give way”. take first left down slip road to join a465 dual carriageway eastbound. proceed eastwards on a465 to resolven roundabout and take second exit continuing on a465 to pass finish point at start of the second circuit. repeat circuit to pass finish point at start of third circuit. repeat circuit to finish point at east end of lay by at east end of the most eastern drain cover.