Narrative:

Docking aircraft in the hangar. Bay 4 of the service center. Aircraft #2 engine inlet cowl contacted a portable GP1. The inlet cowl sustained 2 separate dents and 1 puncture on the leading edge at roughly the 4-6 o'clock positions. I was the guide man and I lost sight of the right wing walker as I moved to see the stop line. Aircraft was being docked with a goldhofer. After I heard the whistle; I stopped forward movement; but contact had been made.

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Original NASA ASRS Text

Title: While docking aN A319 under tow into the hangar; Guide Man loses sight of the right wing walker as he moves to see the stop line. The #2 engine inlet cowl contacted a portable ground power unit sustaining dents and a puncture of the cowl.

Narrative: Docking aircraft in the hangar. Bay 4 of the service center. Aircraft #2 engine inlet cowl contacted a portable GP1. The inlet cowl sustained 2 separate dents and 1 puncture on the leading edge at roughLY the 4-6 o'clock positions. I was the Guide Man and I lost sight of the right Wing Walker as I moved to see the stop line. Aircraft was being docked with a Goldhofer. After I heard the whistle; I stopped forward movement; but contact had been made.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.