US Bridges

Pvt 103 over Dobbins Creek

Poor

Mower County, Minnesota · 0.1 MI N of JCT Csah 46 · Structure no. 8971

Built
1959
66 years old
Condition
Poor
inspected May 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
250
1986 count
Owner
County
County Highway Agency

About this bridge

Pvt 103 over Dobbins Creek is a concrete culvert carrying Pvt 103 over Dobbins Creek in Mower County, Minnesota. It was built in 1959, so it is 66 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 4 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.

It carries about 250 vehicles a day, projected to reach 250 by 2029. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 123 mi (198 km).

Location

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CarriesPvt 103
CrossesDobbins Creek
Location0.1 MI N of JCT Csah 46
RouteCity Street 103
CountyMower County
StateMinnesota
Coordinates43.6758, -92.93001
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.6 US tons
Inventory rating23.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (1986)
Projected traffic250 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123 mi (198 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pvt 103 over Dobbins Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Pvt 103 over Dobbins Creek 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 May 2024.

How much traffic does Pvt 103 over Dobbins Creek carry?

About 250 vehicles per day (1986 count).

How long is Pvt 103 over Dobbins Creek?

The structure is 32 ft (9.7 m) long with a longest span of 15 ft (4.6 m).

Who owns Pvt 103 over Dobbins Creek?

It is owned by the County Highway Agency.