US Bridges

Csah 16 over Blue Earth River

Good

Faribault County, Minnesota · 0.7 MI W of JCT Csah 6 · Structure no. 22591

Built
2002
23 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete Continuous
Length
178 ft
4 main spans
Daily traffic
2,335
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Blue Earth River is a concrete continuous slab carrying Csah 16 over Blue Earth River in Faribault County, Minnesota. It was built in 2002, so it is 23 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 2,335 vehicles a day, projected to reach 3,300 by 2042. The structure is 178 ft (54.3 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 16
CrossesBlue Earth River
Location0.7 MI W of JCT Csah 6
RouteCounty Highway 16
Coordinates43.64476, -94.11567
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionDecember 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length178 ft (54.3 m)
Longest span50 ft (15.2 m)
Deck width60 ft (18.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,335 (2022)
Projected traffic3,300 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 16 over Blue Earth River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Csah 16 over Blue Earth 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 December 2023.

How much traffic does Csah 16 over Blue Earth River carry?

About 2,335 vehicles per day (2022 count).

How long is Csah 16 over Blue Earth River?

The structure is 178 ft (54.3 m) long with a longest span of 50 ft (15.2 m) and a deck 60 ft wide.

Who owns Csah 16 over Blue Earth River?

It is owned by the County Highway Agency.