Does this count? 1981, moving a 130 pound Yamaha speaker cabinet up the concrete stairs leading from the basement (of the house I had then) - I had the speaker cabinet on my hand truck, and I slipped.
The hand truck was steel. No damage. The Yamaha was built like a tank. No damage. I, on the other hand...
Dean L. Surkin
Mack Brass MACK-EU1150S, BB1 mouthpiece
Bach 36B trombone; Bach 6.5AL and Faxx 7C mouthpieces (pBone on loan to granddaughter)
Steinway 1902 Model A, restored by AC Pianocraft in 1988; Kawai MP8, Yamaha KX-76
See my avatar: Jazz (the black cockapoo; RIP) and Delilah (the cavapoo) keep me company while practicing