CALGARY -- A section of Highway 22X has reopened to traffic following a serious crash involving a tractor-trailer and a car.

EMS officials confirm crews were called to the area at around 7:30 a.m. A 21-year-old man was pronounced dead on scene. No other injuries have been reported.

According to RCMP, the vehicles were headed in opposite directions when the crash occurred.

The crash scene was located approximately 20 kilometres east of Calgary city limits.

The highway was closed in both directions between Highway 797 and Highway 24 until just before 1 p.m.

The cause of the fatal crash remains under investigation. Alcohol and drugs are not believed to be factors.