...The Peer Review of U.S. Toll Roads provides an annual snapshot of the Fitch- rated U.S. toll roads portfolio. This report sets out key rating factors (KRFs) for Fitch Ratings' portfolio of rated U.S. toll roads, bridges and tunnels (toll roads) to ensure each individual rating factor assessment is consistent and comparable with the rest of the U.S. toll roads portfolio; any such changes have specifically been addressed in this report. Certain selected performance and debt metrics are also presented to aid comparability....