I've never actually fallen in but I've had the ladder slip a couple of times and the dangerousbit is stepping from the launch onto the ladder and with the launch rising up and down it can come in and break your legs if you're not careful or quick.
The introduction of Ruaidhri Higgins in place of Barry Molloy seemed to give Derry a bit more urgency but Shelbourne still looked dangerous and Crowe tested Forde with a sharp volley in the 74th minute.