II 115th CONGRESS 2d Session S. 3341 IN THE SENATE OF THE UNITED STATES August 1, 2018 Mr. Whitehouse (for himself, Mr. Alexander , Mr. Rounds , and Mr. Booker ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To encourage the research and use of innovative materials and associated techniques in the construction and preservation of the domestic transportation and water infrastructure system, and for other purposes.