US Bridges

Service RD over N Fk Zumbro River

PoorClosed to traffic

Goodhue County, Minnesota · 0.1 MI N of JCT TH 56 · Structure no. L5397

Built
1920
105 years old
Condition
Poor
inspected November 2006
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
20
1971 count
Owner
City
City or Municipal Highway Agency

About this bridge

Service RD over N Fk Zumbro River is a steel stringer/multi-beam or girder carrying Service RD over N Fk Zumbro River in Goodhue County, Minnesota. It was built in 1920, so it is 105 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 20 vehicles a day, projected to reach 20 by 2029. The structure is 34 ft (10.5 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesService RD
CrossesN Fk Zumbro River
Location0.1 MI N of JCT TH 56
RouteCity Street 0
Coordinates44.27977, -92.98109
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2006
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourScour evaluation has not been made
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.4 US tons
Inventory rating20.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.5 m)
Longest span29 ft (8.9 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1971)
Projected traffic20 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$126 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Service RD over N Fk Zumbro River built?

It was built in 1920, making it 105 years old in 2025.

What condition is Service RD over N Fk Zumbro River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2006.

How much traffic does Service RD over N Fk Zumbro River carry?

About 20 vehicles per day (1971 count).

How long is Service RD over N Fk Zumbro River?

The structure is 34 ft (10.5 m) long with a longest span of 29 ft (8.9 m) and a deck 20 ft wide.

Who owns Service RD over N Fk Zumbro River?

It is owned by the City or Municipal Highway Agency.