Dissolve to weather map. CU of teletype printing weather data. CS of man passing data log sheet to mapmaker who calls man in office. PAN from man in office to map of city of Montreal. Shots in public works garage, men receiving orders for snow clearing. Sequence on snow removal machines maintenance showing mechanic working on engine and on underside of truck, LACS of truck-mounted plough moving by camera, "Ville de Montréal" painted on door, mechanic at controls putting snowblower in operation, CU of snowblower parts starting to run. CS of mechanic putting gas into tank of snowblower.