US Bridges

T 1401 over Net River

FairPosted for load

Pine County, Minnesota · 1.2 MI S of CO Line (340 · Structure no. L3160

Built
1947
78 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
12
1973 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

T 1401 over Net River is a steel stringer/multi-beam or girder carrying T 1401 over Net River in Pine County, Minnesota. It was built in 1947, so it is 78 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. Its operating status is: posted for load restriction.

It carries about 12 vehicles a day, projected to reach 12 by 2029. The structure is 30 ft (9.2 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT 1401
CrossesNet River
Location1.2 MI S of CO Line (340
RouteCounty Highway 1401
Coordinates46.40311, -92.45576
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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating48.2 US tons
Inventory rating28.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span27 ft (8.1 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (1973)
Projected traffic12 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 1401 over Net River built?

It was built in 1947, making it 78 years old in 2025.

What condition is T 1401 over Net 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 October 2023.

How much traffic does T 1401 over Net River carry?

About 12 vehicles per day (1973 count).

How long is T 1401 over Net River?

The structure is 30 ft (9.2 m) long with a longest span of 27 ft (8.1 m) and a deck 20 ft wide.

Who owns T 1401 over Net River?

It is owned by the State Park, Forest, or Reservation Agency.