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CR 105 over Gull Lake Res.

Cass County, Minnesota · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

CR 105 over Gull Lake Res. in Cass County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1913 and reconstructed in 1971, making it 112 years old at the 2025 inventory.
It carries about 450 vehicles a day (traffic count year 2020).
It is one of 38 of the 85 inventoried bridges in Cass County rated fair (44.7%); 7 (8.2%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous concrete deck arch
Length	about 74 ft
Location	0.1 Mi N of Jct Csah 70
NBI structure number	000000000007435
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.

Bridge	Built	Vehicles/day	Condition
Mn 210 over Gull River	1952	9,175	Fair
Mn 371 over Shingobee River	1992	8,423	Fair
Mn 210 over Mosquito Creek	2002	6,510	Fair
Mn 210 over Pillager Creek	1953	6,510	Fair
Mn 210 over Seven Mile Creek	1953	6,510	Fair
Mn 371 over S Fk Pine River	1992	6,346	Good