Standby course for when U17 not available which uses A38 and U17 start / finish. About 12.5 miles.

Incorporates the U7B '10' course and U17 course without the Berkeley loop. 
Starts and finishes as per the U17 course. Start at splay at northern end of bus stop at Woodford (GR ST 69057 95844). North on A38 to Slimbridge RAB where turn and retrace past start to Stone. Finish at 2nd drain cover past Catherine Villa (white house next to garage) (GR ST 68385 94930) (12.2 miles miles).