v1.0.127.0 released. See post #1
Starting with v1.0.127.0 Added a new patch to the SH5.exe: Max dive depth for messagebox. This patch will have the navigator report the max dive depth possible for the sub's current position and current depth when asking for depth under keel as an entry in the messagebox
See here for in-game footage:
http://www.subsim.com/radioroom/show...8&postcount=13