Assuming you mean 16 feet (not inches), the barrel can be intact but that does not mean you have a working gun. The firing mechanism on a gun that size is incr

Assuming you mean 16 feet (not inches), the barrel can be intact but that does not mean you have a working gun. The firing mechanism on a gun that size is incredibly complicated and bulky, and would be easy to disable by removing, locking, and/or welding key parts.