32 Pa. Stat. § 1013
It shall be the duty of the commission to preserve, care for, lay out, and improve the said park, and to make reasonable rules for its use, maintenance, and government. The commission shall also have the power to lay out, construct, and maintain roads and pathways across and over said park, and, for this purpose, may acquire rights of way upon and across any intervening lands so as to connect such park roads with public roads. For the purpose of obtaining lands necessary to lay out and construct any such roads, the commission is authorized to acquire the same by purchase or by condemnation proceedings, and such condemnation proceedings shall be conducted in the same manner and in accordance with the same laws now in force providing for the acquisition of land for State highway purposes.
32 P.S. § 1013