DCHP-1 Online
sled road 
1 Obs. a secondary road used only when the ground is frozen, usually because the terrain is impassable at other times, formerly used by sleighs.
See also: winter road (def. 2a)
- 1826 (1916) Spent three days on the sledroad and the three families joined in the work.
2 a way for dog-sleds, especially a train of such sleds.
- 1870 In a day or so a sled-road will be open to the Lake of the Woods, and by the first of January, the main road will be cut through.
- 1924 A practised man can chop a sled-trail through an apparently impassable jam surprisingly quickly.
- 1826 (1916) Spent three days on the sledroad and the three families joined in the work.