Canadian Road Markup Language (for Road Network File)
The Road Network File (RNF) is a digital representation of Canada's national road network, containing information such as street name, type, direction and address ranges. The information comes from the National Geographic Database (NGD).
The Road Network File (RNF), 2005, is the first official release from the 2006 Census Geography suite of products and services. The RNF is a digital representation of Canada's national road network, containing information such as street name, type, direction and address ranges.
The RNF is available in several formats, including GML. The GML application schema is titled the Canadian Road Markup Language.
http://www.statcan.ca/bsolc/english/bsolc?catno=92-500-X

