Pennsylvania has the fourth highest tractor-trailer crash rate in the whole country, resulting in more than 200 deaths annually. Furthermore, each year, large trucks drive approximately 280 billion miles on U.S. roads. Another staggering number is that more than 15 million trucks transport goods across the United States. The Federal Motor Carrier Safety Administration (FMSCA), which is responsible for regulating the trucking industry, estimates that over 400,000 traffic crashes each year involve heavy trucks. Tractor trailer crashes are complex and require an experienced attorney.