112 STAT. 200 PUBLIC LAW 105-178-JUNE 9, 1998 (A) STUDY. —In consultation with State transportation departments and other appropriate State and local officials, the Comptroller General of the United States shall conduct a study on the extent to which the model can be used to provide States with useful information for developing State transportation investment plans and State infrastructure investment projections. (B) REQUIRED ELEMENTS.— The study shall— (i) identify any additional data that may need to be collected beyond the data submitted, before the date of enactment of this Act, to the Federal Highway Administration through the highway performance monitoring system; and (ii) identify what additional work, if any, would be required of the Federal Highway Administration and the States to make the model useful at the State level. (C) REPORT TO CONGRESS. —Not later than 3 years after the date of enactment of this Act, the Comptroller General shall submit to Congress a report on the results of the study. 23 USC 109 note. (b) INTERNATIONAL ROUGHNESS INDEX. — (1) STUDY.— The Comptroller General of the United States shall conduct a study on the international roughness index that is used as an indicator of pavement quality on the Federalaid highway system. (2) REQUIRED ELEMENTS. — The study shall specify the extent of usage of the index and the extent to which the international roughness index measurement is reliable across different manufacturers and types of pavement. (3) REPORT TO CONGRESS.—Not later than 2 years after the date of enactment of this Act, the Comptroller General shall submit to Congress a report on the results of the study. 23 USC 401 note. (c) USE OF UNIFORMED POLICE OFFICERS ON FEDERAL-AlD HIGH- WAY CONSTRUCTION PROJECTS. — (1) STUDY. —In consultation with the States, State transportation departments, and law enforcement organizations, the Secretary shall conduct a study on the extent and effectiveness of use by States of uniformed police officers on Federal-aid highway construction projects. (2) REPORT. —Not later than 2 years after the date of enactment of this Act, the Secretary shall submit to Congress a report on the results of the study, including any legislative and administrative recommendations of the Secretary. 23 USC 101 note. (d) SOUTHWEST BORDER TRANSPORTATION INFRASTRUCTURE.— (1) ASSESSMENT.—The Secretary shall conduct a comprehensive assessment of the state of the transportation infrastructure on the southwest border between the United States and Mexico (in this subsection referred to as the "border"). (2) CONSULTATION.— In carrying out the assessment, the Secretary shall consult with— (A) the Secretary of State; (B) the Attorney General; (C) the Secretary of the Treasury; (D) the Commandant of the Coast Guard; (E) the Administrator of General Services;
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