Strange Typo

I would like to identify this font. It is the one used on the clarck county fire trucks. I show you pic:

If someone have an idea.


I post an other pic if it can help:

Thanks again

Thanks, your link is interesting, but there is nothing matching with the typo I am looking for. If someone have an other idea?

This is something in the realm of the vernacular — in other words: a notable (but not very professional) effort by someone with some ability, but not a lot of knowledge.

(Nice as it is, and even accomplished, but it lacks in quality. On the other hand: I wish I could execute something like this…)