00000cam 2200000zi 4500 9.953118 CaOODSP 20260415100829 m o d f cr cn||||||||| 250711e20250722quca ob f000 0 eng d 9780660780986 CaOODSP eng rda CaOODSP n-cn-ab TU3-10/23-0122E-PDF Transportation Safety Board of Canada. author, issuing body. Runway incursion and risk of collision, Airport Terminal Services aircraft tow vehicles ATSTOW504 +1 and Jazz Aviation LP De Havilland Aircraft of Canada Limited DHC-8-402, C-GGNZ, Calgary International Airport (CYYC) (Alberta), 06 October 2023. Gatineau QC : Transportation Safety Board of Canada = Bureau de la sécurité des transports du Canada, 22 July 2025. ©2025 1 online resource (33 pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier Air transportation safety investigation report ; A23W0122 Cover title. Issued also in French under title: Incursion sur piste et risque de collision, véhicules de remorquage d'aéronefs ATSTOW504 +1 exploités par Airport Terminal Services et Jazz Aviation LP De Havilland Aircraft of Canada Limited DHC-8-402, C-GGNZ, Aéroport international de Calgary (CYYC) (Alberta), 6 octobre 2023. Includes bibliographical references. "The investigation did not reveal any mechanical or technical malfunction in the aircraft tow vehicles (tugs) that could have contributed to the runway incursion. The pilots, air traffic controllers, and lead tug driver involved in the incursion all held the appropriate licences, ratings, and/or permits for the work being performed, with no indications that performance had been degraded by medical factors or fatigue"--Analysis, page 26. Aircraft accidents Investigation Alberta Calgary. Incursion sur piste et risque de collision, véhicules de remorquage d'aéronefs ATSTOW504 +1 exploités par Airport Terminal Services et Jazz Aviation LP De Havilland Aircraft of Canada Limited DHC-8-402, C-GGNZ, Aéroport international de Calgary (CYYC) (Alberta), 6 octobre 2023. (CaOODSP)9.953119 Air transportation safety investigation brief ; A23W0122. (CaOODSP)9.845270 PDF 1.03 MB https://publications.gc.ca/collections/collection_2026/bst-tsb/TU3-10-23-0122-eng.pdf HTML N/A https://www.bst-tsb.gc.ca/eng/rapports-reports/aviation/2023/a23w0122/a23w0122.html