A runway end safety area (RESA) is a clear graded area at the end of a runway intended to reduce the risk of damage to an aircraft which overruns the runway. ICAO Annex 14, Aerodrome Design and Operations, prescribes a standard international RESA of 90 metres for runways coded 3 or 4 from the end of the runway strip and recommends a RESA of 240 metres where practicable.
When the standard RESA was introduced in Annex 14, Canada determined that it was impractical to comply with this standard and filed with ICAO a “Difference” stating:
“Canada does not provide runway end safety areas …”
That position reflected Transport Canada’s concern that the geography of many Canadian airports would not …Keep reading