US Bridges

T 454 over Hillman Creek

Good

Morrison County, Minnesota · 0.7 MI So of JCT Csah 39 · Structure no. 49J36

Built
2002
23 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
60
2002 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 454 over Hillman Creek is a concrete culvert carrying T 454 over Hillman Creek in Morrison County, Minnesota. It was built in 2002, so it is 23 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 60 vehicles a day, projected to reach 60 by 2029. The structure is 41 ft (12.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 454
CrossesHillman Creek
Location0.7 MI So of JCT Csah 39
RouteCounty Highway 454
Coordinates45.97413, -94.0725
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length41 ft (12.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2002)
Projected traffic60 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 454 over Hillman Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is T 454 over Hillman 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 October 2021.

How much traffic does T 454 over Hillman Creek carry?

About 60 vehicles per day (2002 count).

How long is T 454 over Hillman Creek?

The structure is 41 ft (12.5 m) long with a longest span of 12 ft (3.7 m).

Who owns T 454 over Hillman Creek?

It is owned by the Town or Township Highway Agency.