Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Fort Mackay / Horizon Airport wani filin jirgin sama ne da aka gina don yin amfani da aikin Horizon Oil Sands na Kanada na Kayayyakin Halitta.
Tabbas, mafi rikitarwa na jumla shine "Fort Mackay / Horizon Airport filin jirgin sama ne da aka gina don hidimar aikin Horizon Oil Sands na Canadian Natural Resources Ltd. (CNQ - NYSE / TSX), kuma an gina shi kuma an tabbatar da shi don jiragen sama har zuwa B737. "