US Bridges

T 388 over I 94

Fair

Wright County, Minnesota · 3.1 MI E of JCT TH 24 · Structure no. 86808

Built
1972
53 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
324 ft
4 main spans
Daily traffic
102
1973 count
Owner
State
State Highway Agency

About this bridge

T 388 over I 94 is a prestressed concrete stringer/multi-beam or girder carrying T 388 over I 94 in Wright County, Minnesota. It was built in 1972, so it is 53 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 102 vehicles a day, projected to reach 102 by 2029. The structure is 324 ft (98.7 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesT 388
CrossesI 94
Location3.1 MI E of JCT TH 24
RouteCounty Highway 388
Coordinates45.38344, -94.00817
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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length324 ft (98.7 m)
Longest span99 ft (30.1 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102 (1973)
Projected traffic102 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was T 388 over I 94 built?

It was built in 1972, making it 53 years old in 2025.

What condition is T 388 over I 94 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 May 2024.

How much traffic does T 388 over I 94 carry?

About 102 vehicles per day (1973 count).

How long is T 388 over I 94?

The structure is 324 ft (98.7 m) long with a longest span of 99 ft (30.1 m) and a deck 36 ft wide.

Who owns T 388 over I 94?

It is owned by the State Highway Agency.