Thank you Matthew. Sorry, I have taken so long to respond to your comments.
You are correct, ride motions were my primary concern.
With regards to the Telcordia GR63-CORE, I agree it appears to be directed towards telecomunications equipment. But, the same type of trucks and trailers are...
Thanks MLoew.
In addition to the MIL-STD-810F, I recieved the following suggestions from a different forum.
Telcordia GR63-CORE
http://www.mechsim.com/TEAprojects.html