US Bridges

T 7994 over Elbow River

FairPosted for load

St. Louis County, Minnesota · 0.6 MI N of JCT CR 905 · Structure no. 69583

Built
1987
38 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
50
1995 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 7994 over Elbow River is a steel stringer/multi-beam or girder carrying T 7994 over Elbow River in St. Louis County, Minnesota. It was built in 1987, so it is 38 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 50 by 2029. The structure is 32 ft (9.9 m) long and 26 ft wide. If it were closed, the detour would be 123 mi (198 km).

CarriesT 7994
CrossesElbow River
Location0.6 MI N of JCT CR 905
RouteCounty Highway 7994
Coordinates47.98619, -92.76023
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.5 US tons
Inventory rating14.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 15
Structure length32 ft (9.9 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1995)
Projected traffic50 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-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$925 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was T 7994 over Elbow River built?

It was built in 1987, making it 38 years old in 2025.

What condition is T 7994 over Elbow 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 June 2024.

How much traffic does T 7994 over Elbow River carry?

About 50 vehicles per day (1995 count).

How long is T 7994 over Elbow River?

The structure is 32 ft (9.9 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns T 7994 over Elbow River?

It is owned by the Town or Township Highway Agency.