US Bridges

Csah 92 over Deer River

Good

Itasca County, Minnesota · 0.7 MI E of JCT TH 6 · Structure no. 31573

Built
2019
6 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
285
2020 count
Owner
County
County Highway Agency

About this bridge

Csah 92 over Deer River is a concrete continuous slab carrying Csah 92 over Deer River in Itasca County, Minnesota. It was built in 2019, so it is 6 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 285 vehicles a day, projected to reach 405 by 2040. The structure is 75 ft (23 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCsah 92
CrossesDeer River
Location0.7 MI E of JCT TH 6
RouteCounty Highway 92
Coordinates47.36809, -93.78131
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length75 ft (23 m)
Longest span28 ft (8.5 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2020)
Projected traffic405 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 92 over Deer River built?

It was built in 2019, making it 6 years old in 2025.

What condition is Csah 92 over Deer River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Csah 92 over Deer River carry?

About 285 vehicles per day (2020 count).

How long is Csah 92 over Deer River?

The structure is 75 ft (23 m) long with a longest span of 28 ft (8.5 m) and a deck 35 ft wide.

Who owns Csah 92 over Deer River?

It is owned by the County Highway Agency.