I imagine it all depends on what the use case it. If your bridge is for hikers and mountain bikers, that seems fine and the best use of the local resources for

I imagine it all depends on what the use case it. If your bridge is for hikers and mountain bikers, that seems fine and the best use of the local resources for trail maintenance. You could definitely hire some professionals to build a bridge that a tank or 18wheeler could cross over, but it might be a bit overkill. Would be impressive though!