US Bridges

Ut 74 over Pine River

PoorPosted for load

Cook County, Minnesota · 1.2 MI N of JCT Csah 16 · Structure no. 7620

Built
1960
65 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
28 ft
1 main span
Daily traffic
35
2018 count
Owner
County
County Highway Agency

About this bridge

Ut 74 over Pine River is a wood or timber stringer/multi-beam or girder carrying Ut 74 over Pine River in Cook County, Minnesota. It was built in 1960, so it is 65 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 3 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: posted for load restriction.

It carries about 35 vehicles a day, projected to reach 45 by 2038. The structure is 28 ft (8.5 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUt 74
CrossesPine River
Location1.2 MI N of JCT Csah 16
RouteCounty Highway 74
Coordinates48.05414, -90.0575
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment2: Basically intolerable, requiring high priority of replacement
Operating rating18.7 US tons
Inventory rating12.6 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span26 ft (7.8 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2018)
Projected traffic45 by 2038
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$650 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ut 74 over Pine River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Ut 74 over Pine 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 October 2024.

How much traffic does Ut 74 over Pine River carry?

About 35 vehicles per day (2018 count).

How long is Ut 74 over Pine River?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.8 m) and a deck 24 ft wide.

Who owns Ut 74 over Pine River?

It is owned by the County Highway Agency.