US Bridges

T 1403 over Rice River

Fair

St. Louis County, Minnesota · 0.5 MI N of JCT Csah 87 · Structure no. L9851

Built
1978
47 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
58 ft
2 main spans
Daily traffic
8
1969 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 1403 over Rice River is a steel stringer/multi-beam or girder carrying T 1403 over Rice River in St. Louis County, Minnesota. It was built in 1978, so it is 47 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 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 8 vehicles a day, projected to reach 8 by 2029. The structure is 58 ft (17.7 m) long and 18 ft wide. If it were closed, the detour would be 123 mi (198 km).

Location

Open in Google Maps
CarriesT 1403
CrossesRice River
Location0.5 MI N of JCT Csah 87
RouteCounty Highway 1403
CountySt. Louis County
StateMinnesota
Coordinates47.80919, -92.62311
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans2
Design loadH 15
Structure length58 ft (17.7 m)
Longest span27 ft (8.1 m)
Deck width18 ft (5.4 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (1969)
Projected traffic8 by 2029
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123 mi (198 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$1,000 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was T 1403 over Rice River built?

It was built in 1978, making it 47 years old in 2025.

What condition is T 1403 over Rice 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 September 2023.

How much traffic does T 1403 over Rice River carry?

About 8 vehicles per day (1969 count).

How long is T 1403 over Rice River?

The structure is 58 ft (17.7 m) long with a longest span of 27 ft (8.1 m) and a deck 18 ft wide.

Who owns T 1403 over Rice River?

It is owned by the Town or Township Highway Agency.