From http://www.drammen.kommune.no/buskerud/drammen/drammenk.nsf:
Drammen Racecourse is situated about 5 km from central Drammen in the direction of Kongsberg. It is one of the ten permanent betting courses in Norway. Trotting races have a long tradition in Drammen region, and the course on Åssiden was established in 1955. Racing day in Drammen is every Tuesday. Trotting races take place on 33 Tuesdays a year, starting at 6 pm. V75 races are held on five racing days, mostly on Saturdays, and on these days races begin at 1.30 pm.