Career Mankel"s best overall finish in the Luge World Cup was second in men"s doubles twice (1991-1992, 1995-1996).
Achievements Together with Thomas Rudolph, he won the silver medal in the men"s doubles event at the 1992 Winter Olympics in Albertville. Mankel also won a silver in the men"s doubles event at the 1991 FIL World Luge Championships in Winterberg, Germany. He also won a complete set of medals at the FIL European Luge Championships with a gold in the mixed team event (1992), a silver in the mixed team event (1994), and a bronze in the men"s doubles event (1994).