start ½ mile after the bourne end/cranfield road junction on unclassified road (¾ mile from hq) and continue through bourne end to astwood. on entering astwood, turn left (m) and continue until ‘t’ junction with a422 (m) (2.5 miles) where turn left. continue along a422 to chichley where turn left (m) (6.1 miles) onto unclassified road to north crawley. at ‘t’ junction (m) (8.0 miles), turn left and continue through village towards cranfield, where turn left at junction (m) (9.8 miles) back to start. complete circuit once more to finish on second lap ¼ mile before start