36 Pa. Stat. § 658.2
In order to facilitate vehicular traffic across the Commonwealth, the Pennsylvania Turnpike Commission heretofore created by virtue of the provisions of the act, approved the 21st day of May, 1937, (Pamphlet Laws 774) and the supplements and amendments thereto, is hereby authorized and empowered to construct, operate and maintain a turnpike at such location as shall be approved by the Governor and the Department of Highways, from a connection with the Eastern Extension of the Pennsylvania Turnpike system, at such point as the Pennsylvania Turnpike Commission may decide is most feasible and practicable, to a point on or near the Delaware River between the Commonwealth of Pennsylvania and the State of New Jersey, and there to construct, operate and maintain, either alone or in conjunction with the New Jersey Turnpike Authority, or to contract with the New Jersey Turnpike Authority for the construction, operation and maintenance of a bridge across the Delaware River, pursuant to such compact as may be entered into between the Commonwealth of Pennsylvania and the State of New Jersey: Provided, however, That the Pennsylvania Turnpike Commission may, in its sole discretion, enter into such agreement as it may deem expedient to acquire, either for itself or jointly with any other commission or authority, the use, operation and maintenance of any bridge across the Delaware River heretofore or hereafter constructed, together with connecting roads, tunnels and bridges, and further, to issue turnpike revenue bonds of the Commonwealth, notes or other obligations, payable solely from revenues of the commission, including tolls, or from such funds as may be available to the commission for that purpose, to pay the cost of any and all construction.
36 P.S. § 658.2