Section 2
SEC. 2. The aerial tramway shall be of the double rope system, with necessary stations for power and for receiving and discharging freight, and shall be constructed along a right of way selected by the grantee and approved by the Director of Public Works: Provided, however, That should it be necessary in the construction thereof, to occupy lands of private ownership, the same shall be occupied only after they have been legally acquired by the grantee.