US Bridges

US 169 over Madison St;watonwan Rvr

Fair

Blue Earth County, Minnesota · 11.0 MI N of JCT TH 30 · Structure no. 07032

Built
1994
31 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
359 ft
3 main spans
Daily traffic
3,084
2022 count
Owner
State
State Highway Agency

About this bridge

US 169 over Madison St;watonwan Rvr is a prestressed concrete stringer/multi-beam or girder carrying US 169 over Madison St;watonwan Rvr in Blue Earth County, Minnesota. It was built in 1994, so it is 31 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,084 vehicles a day, roughly 12% of them trucks, projected to reach 2,800 by 2042. The structure is 359 ft (109.4 m) long and 64 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesUS 169
CrossesMadison St;watonwan Rvr
Location11.0 MI N of JCT TH 30
RouteU.S. Route 169
Coordinates44.04895, -94.17164
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.4 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length359 ft (109.4 m)
Longest span118 ft (36 m)
Deck width64 ft (19.6 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,084 (2022)
Projected traffic2,800 by 2042
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 169 over Madison St;watonwan Rvr built?

It was built in 1994, making it 31 years old in 2025.

What condition is US 169 over Madison St;watonwan Rvr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does US 169 over Madison St;watonwan Rvr carry?

About 3,084 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US 169 over Madison St;watonwan Rvr?

The structure is 359 ft (109.4 m) long with a longest span of 118 ft (36 m) and a deck 64 ft wide.

Who owns US 169 over Madison St;watonwan Rvr?

It is owned by the State Highway Agency.