Career
Started training in 1980. from 1990 to 2003. Competing in three Winter Olympics, he earned his best finish in the two-man event at Nagano in 1998, he got fifth place. Prūsis"s best Bobsleigh World Cup finish was second two times, all in the four-man event (2000-2001, 2002-2003).
Started to compete in 1980.
In his first Winter Olimpic Games he was a reservist, but took part in it because of Jānis Ķipurs injury. In 1998 he was 5th in two-man competition an 6th in four-man competition in Winter Olympic Games.
In In 1998 he came 3rd in World Cup in two-man competition and combined competition. In 2000 and in 2003 Sandis Prūsis got the silver medal in four-man competition in general classification.
In 2001 he got silver in four-man and bronze in combined competition in World Cup.
Sandis Prūsis finished his career after 2002/2003 World Cup season in bosleigh. After ending his bobsleigh career, Prūsis coached the Italian bobsleigh team from 2004 to 2006. Since 2006, he has been a coach for the Latvian team