Underride and Jackknife Crashes: Causes and Evidence
Underride and Jackknife Crashes: How They Happen and Who May Be Responsible Underride and jackknife crashes are two kinds of tractor-trailer collisions that frequently cause severe injuries. In an underride crash, a smaller vehicle slides partly or fully under a trailer or truck body. In a jackknife, the tractor and trailer fold toward each other, often blocking several lanes. Each raises its own evidence questions for an 18-wheeler accident lawyer. Why underride crashes