In the northern sector, ice roads which can only be navigated in the winter months comprise another approximately 150 km (95 mi) of travel.
Crack filling, snow and ice removal, pavement marking, signage, lighting, and infrastructure planning.
During the 18th and 19th centuries, fur trading posts were established, and named Red River cart trails appeared networking across Rupert's Land.
The first proposal was northerly through the District of Saskatchewan of the North West-Territories to support the fur trade economic industry.
The new economy saw grain and agricultural farming as a viable alternative and Clifford Sifton implemented a massive immigration policy in support of settling the west.
The auto was abandoned in the depression years of the dirty thirties, and cars were towed by horse and became known as Bennett buggies.
The years following World War II showed much growth as the social economic lifestyle of Saskatchewan changed considerably.
[4] Township and range roads can begin and end, as they meet with geological features such as lakes, or urban centres such as cities.
Many municipal roads are named after sidings, one-room school houses, or ghost towns of Saskatchewan.
The three digit highway numbers beginning with 7 extend east and west across Saskatchewan, and increment higher with travel from south to north.
[5] As rail lines are abandoned, a trend which is still continuing, and as elevators are consolidated, the demand for improved roads and highways is ongoing.
This is achieved by two methods, legislation on trucking, and upgrading the road system to support the vehicle weight.
Saskatchewan covers a vast area, with the majority of the south central grasslands supporting an agricultural economy.
Over 4,000 km (2,500 mi) of rail lines are not being used (and this number is rising), with this mode of transportation replaced by vehicular traffic.
As well Saskatchewan's economy is diversifying into the oil and gas sector, and mining which also is increasing truck traffic.
Roads are becoming secondary highways to provide means for the agricultural farmer or the industry trucker to find a route to a city market or consolidated elevator.
Thin membrane surface TMS roads handle vehicle and light traffic routes.
Gravel highways suffice if the average annual daily traffic (AADT) is below 150 vehicles a day.