US Bridges

M 29 over Gilmore Creek

Fair

Winona County, Minnesota · 0.1 MI SE of JCT TH61; 1 · Structure no. 9018

Built
1957
68 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
3,400
1982 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 29 over Gilmore Creek is a concrete culvert carrying M 29 over Gilmore Creek in Winona County, Minnesota. It was built in 1957, so it is 68 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 3,400 vehicles a day, projected to reach 3,400 by 2029. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesM 29
CrossesGilmore Creek
Location0.1 MI SE of JCT TH61; 1
RouteCity Street 29
CountyWinona County
StateMinnesota
Coordinates44.05239, -91.68437
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating23.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span14 ft (4.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (1982)
Projected traffic3,400 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 M 29 over Gilmore Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is M 29 over Gilmore Creek 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 April 2023.

How much traffic does M 29 over Gilmore Creek carry?

About 3,400 vehicles per day (1982 count).

How long is M 29 over Gilmore Creek?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.4 m).

Who owns M 29 over Gilmore Creek?

It is owned by the City or Municipal Highway Agency.