Originally Posted by
sailingfun
Can you post the relevant part of your FOM.
FOM 17.1.7 - Low Visibility Operations, specifically the section "HGS AIII Approach Operations (Q400)", last note at the bottom:
CAT III approaches and landings may be continued if, after passing the FAF, any required RVR report decreases below authorized minima provided the HGS rollout system is operational.
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