Safety Advisory Notice
To DHC-1 Chipmunk maintainers and owners
Crashworthiness of some DHC-1 Chipmunks may be compromised by incorrect specification rivets.
What happened
On the afternoon of 26 April 2024, the pilot of a DHC‑1 Chipmunk took off from Jandakot Airport, Western Australia. The engine cowling on the left side had not been fastened prior to take-off and began to open and close in flight. The aircraft turned to the left at low height near the end of the runway, with an increasing angle of bank, before descending and colliding with terrain. The pilot was transported to…