Section 210. Common carrier corporation not to be interested in other business.

No corporation engaged in the business of common carrier shall, directly or indirectly, own, manage, operate, or engage in any other business than that of a common carrier, or hold, own, lease or acquire, directly or indirectly, mines, factories or timber, except such as shall be necessary to carry on its business, and the General Assembly shall enact laws to give effect to the provisions of this section.