US Bridges

T 259 over N Br Root River

Fair

Fillmore County, Minnesota · 1.9 MI S of JCT TH 52 · Structure no. 23534

Built
1981
44 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
3 main spans
Daily traffic
76
1978 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 259 over N Br Root River is a steel continuous stringer/multi-beam or girder carrying T 259 over N Br Root River in Fillmore County, Minnesota. It was built in 1981, so it is 44 years old, older 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 6 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 76 vehicles a day, projected to reach 76 by 2029. The structure is 236 ft (71.9 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 259
CrossesN Br Root River
Location1.9 MI S of JCT TH 52
RouteCounty Highway 259
Coordinates43.80974, -92.16608
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.2 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span89 ft (27.1 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76 (1978)
Projected traffic76 by 2029
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T 259 over N Br Root River built?

It was built in 1981, making it 44 years old in 2025.

What condition is T 259 over N Br Root River 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 April 2023.

How much traffic does T 259 over N Br Root River carry?

About 76 vehicles per day (1978 count).

How long is T 259 over N Br Root River?

The structure is 236 ft (71.9 m) long with a longest span of 89 ft (27.1 m) and a deck 31 ft wide.

Who owns T 259 over N Br Root River?

It is owned by the Town or Township Highway Agency.