Narrative:

While entering and exiting access door by APU inlet; the corner of the lift punctured the A320 aircraft skin. I believe that this was caused by the lift (truck) rocking side to side and the aircraft moved up and down; while I was transitioning from lift to inside aircraft.

Google
 

Original NASA ASRS Text

Title: A Mechanic reports while entering and exiting an A320 aft fuselage compartment access door; the corner of the lift truck punctured the aircraft skin.

Narrative: While entering and exiting access door by APU inlet; the corner of the lift punctured the A320 aircraft skin. I believe that this was caused by the lift (truck) rocking side to side and the aircraft moved up and down; while I was transitioning from lift to inside aircraft.

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.