You've eluded to the fact that you carry and concealed handgun to guns shows, regardless of a 30-06 sign as you are not "carrying under CHL laws" as you said.
If that's not what you meant, it's what was coming across and why some are questioning it.
Carrying a hand gun opening, unloaded and disabled to sell/trade is a different story, unless that's what you meant to convey.
Yes, that is correct. 30.06 only applies to those carrying under CHL Law:
Sec. 30.06. TRESPASS BY HOLDER OF LICENSE TO CARRY CONCEALED HANDGUN. (a) A license holder commits an offense if the license holder:(1) carries a handgun under the authority of Subchapter H, Chapter 411, Government Code, on property of another without effective consent; and...