US Bridges

Csah 72 over Swan River

Good

Itasca County, Minnesota · 0.5 MI E of JCT Csah 73 · Structure no. 31547

Built
2003
22 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
70
2013 count
Owner
County
County Highway Agency

About this bridge

Csah 72 over Swan River is a concrete continuous slab carrying Csah 72 over Swan River in Itasca County, Minnesota. It was built in 2003, so it is 22 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 70 vehicles a day, projected to reach 70 by 2039. The structure is 101 ft (30.9 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 72
CrossesSwan River
Location0.5 MI E of JCT Csah 73
RouteCounty Highway 72
Coordinates47.10882, -93.26196
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating39.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length101 ft (30.9 m)
Longest span49 ft (14.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2013)
Projected traffic70 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 72 over Swan River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Csah 72 over Swan 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 72 over Swan River carry?

About 70 vehicles per day (2013 count).

How long is Csah 72 over Swan River?

The structure is 101 ft (30.9 m) long with a longest span of 49 ft (14.9 m) and a deck 35 ft wide.

Who owns Csah 72 over Swan River?

It is owned by the County Highway Agency.