PIPELINE INSPECTION NOTIFICATION PROCEDURE SYSTEM (PINS)
WILL TAKE PLACE IN THE FOLLOWING LOW FLYING AREAS -
1, 2, 4, 5, 6, 7N, 7S, 8, 9, 10 11N, 11S,
12, 13, 14E, 14W, 16, 17, 18 AND THE THAMES VALLEY AVOIDANCE AREA 
MAX HEIGHT 2000FT AGL. 
UK AIP ENR 6 (PINS AREAS AND UK DAY LOW FLYING SYSTEM (DLFS))
REFERS. 20/08/117/LFBC