No part of any railroad shall be opened for public travel unless the company operating such railroad first obtains a certificate signed by the Commissioner of Transportation that it is in a suitable and safe condition.
Conn. Gen. Stat. § 13b-201
(1949 Rev., S. 5442; P.A. 75-486, S. 1, 69; P.A. 77-614, S. 571, 610.)