You've probably noticed those giant flaps mounted on the backs of many semi-trailers you see on the highway. Here's what they ...

Semi-trailers come in all sorts of lengths, widths, and heights, so again, it's crucial to pick one that fits your cargo comfortably. For most hauls, a standard 53-foot trailer will do, ...

DANVILLE, Ill. (WAND) — Interstate 74 westbound has reopened after a jack-knifed tractor semi-trailer blocked traffic at milepost 219, near the Indiana border.

ARENA, Wis. (WKOW) — A jack-knifed semi caused traffic delays near the village of Arena in Iowa County on Thursday. Iowa County Emergency Management said the semi was blocking lanes at Highway 14 and ...