§ 342-a. Portion of state highway system to be designated as "The Cole and Caldwell Memorial Bridge". The bridge across the Racquette river at Hogansburg on state highway eight thousand three hundred ninety-six running through the St. Regis Indian reservation shall be designated and known as "The Cole and Caldwell Memorial Bridge" in honor of the late Francis Cole and Michael Caldwell, who were St. Regis Mohawk Indians, and both of whom lost their lives because of accidents while engaged in the course of their employment in the work of construction on such bridge.