start on a38 in long layby n of lower weare village (gr. st 412541) proceed sw on a38 to east brent roundabout (m) (4.3miles), continue on a38 through edithmead roundabout to isleport roundabout. continue on a38, through highbridge (care) to dunball roundabout where continue on a38 to turn at bridgwater (sedgemount) roundabout (m) (13.3 miles). retrace on a38 through highbridge and the isleport roundabout to edithmead roundabout (m) where turn left toward burnham. turn at roundabout (outskirts of burnham)(m) (22 miles) and retrace to turn left onto a38 at edithmead roundabout (m) then proceed on a38 to turn at the east brent roundabout (m) (25 miles). repeat circuit via edithmead,isleport, highbridge, dunball, bridgwater (33.9 miles), isleport, edithmead, burnham to return to east brent roundabout (m) (45.6 miles). 2nd exit and follow a38 through lower weare to finish on a38 about 100yards past the start.