GAO’s reports and testimonies give Congress, federal agencies, and the public timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.
The COVID-19 pandemic had a profound impact on the U.S. aviation industry. Passenger traffic in April 2020 was 96% lower than April 2019, and stayed 60% below 2019 levels in 2020. Effects cascaded across airports, repair shops, and the supply chain.
People rely on the 146,000 bridges in the National Highway System. Most of the bridges are made of materials that are susceptible to corrosion—a leading cause of bridge failure. The percentage of bridges in "good" condition has declined since 2016.
If U.S. roads aren't built to withstand changes in the climate, they may be unsafe routes for emergency evacuations and expensive to fix after a disaster. Climate-related damages to paved roads may cost up to $20 billion annually by the end of the century.
After a series of high-profile accidents, the Federal Transit Administration was tasked with playing a larger role in overseeing safety for public transportation. It now works with transit agencies to develop data-driven safety plans, among other activities.
The Keystone Pipeline has transported over 3 billion barrels of crude oil from Canada to U.S. refineries since 2010. Keystone's accident history is similar to other pipelines, but the severity of its spills has worsened in recent years due to 2 large spills in 2017 and 2019.
We testified about the critical roles the Federal Emergency Management Agency and Departments of Transportation and Treasury have played in the federal response to the COVID-19 pandemic, particularly in the transportation sector.
According to the Transportation Security Administration, the threat of explosives in air cargo coming into the United States is significant. TSA requires air carriers to x-ray or screen the cargo by other means before it enters the country.
The U.S. depends on pipelines to deliver the natural gas, oil, and other hazardous liquids that power vehicles, heat homes, and more. But cyberattacks, such as an attack on Colonial Pipeline's IT networks in May 2021, threaten pipeline security.