US Bridges

Mn 16 over Stream

Good

Fillmore County, Minnesota · 1.0 MI SW of JCT Csah 25 · Structure no. 6662

Built
1948
77 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
135 ft
1 main span
Daily traffic
796
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 16 over Stream is a steel stringer/multi-beam or girder carrying Mn 16 over Stream in Fillmore County, Minnesota. It was built in 1948, so it is 77 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 796 vehicles a day, roughly 10% of them trucks, projected to reach 890 by 2042. The structure is 135 ft (41.2 m) long and 37 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesMn 16
CrossesStream
Location1.0 MI SW of JCT Csah 25
RouteState Highway 16
Coordinates43.7757, -91.83176
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.2 US tons
Inventory rating54.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 20
Structure length135 ft (41.2 m)
Longest span81 ft (24.7 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic796 (2022)
Projected traffic890 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$702 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 16 over Stream built?

It was built in 1948, making it 77 years old in 2025.

What condition is Mn 16 over Stream 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 August 2024.

How much traffic does Mn 16 over Stream carry?

About 796 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Mn 16 over Stream?

The structure is 135 ft (41.2 m) long with a longest span of 81 ft (24.7 m) and a deck 37 ft wide.

Who owns Mn 16 over Stream?

It is owned by the State Highway Agency.