II 115th CONGRESS 2d Session S. 3631 IN THE SENATE OF THE UNITED STATES November 15, 2018 Mr. Cornyn (for himself and Mr. Kaine ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To amend title 23, United States Code, to improve the transportation infrastructure finance and innovation (TIFIA) program, and for other purposes.