US Bridges

T 228 over Silver Creek

Good

Olmsted County, Minnesota · 2.1 MI W JCT Csah 11 on · Structure no. 55552

Built
1992
33 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
243
1991 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 228 over Silver Creek is a concrete continuous slab carrying T 228 over Silver Creek in Olmsted County, Minnesota. It was built in 1992, so it is 33 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 243 vehicles a day, projected to reach 243 by 2029. The structure is 87 ft (26.6 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 228
CrossesSilver Creek
Location2.1 MI W JCT Csah 11 on
RouteCounty Highway 228
Coordinates44.03214, -92.40804
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating56.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length87 ft (26.6 m)
Longest span32 ft (9.8 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic243 (1991)
Projected traffic243 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 228 over Silver Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is T 228 over Silver Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does T 228 over Silver Creek carry?

About 243 vehicles per day (1991 count).

How long is T 228 over Silver Creek?

The structure is 87 ft (26.6 m) long with a longest span of 32 ft (9.8 m) and a deck 39 ft wide.

Who owns T 228 over Silver Creek?

It is owned by the Town or Township Highway Agency.