How are the Roads in the park and will I have issue with a 40 ft + 5th wheel?

Roads are fine and no. Many pull those

Great roads. Those engineers know how to plan a campground!

Good Roads, You will have to pick a site for a camper that big

No problems. Roads are goid.

Interior roads are paved. Choose your site wisely as some are short. We have a 42 ft. and had no issues.

No problem. Paved roads