US Bridges

Csah 15 over Jd #29

Good

Lincoln County, Minnesota · 0.4 MI NE of JCT Csah 7 · Structure no. 41J73

Built
2021
4 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
225
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 15 over Jd #29 is a concrete culvert carrying Csah 15 over Jd #29 in Lincoln County, Minnesota. It was built in 2021, so it is 4 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 225 vehicles a day, projected to reach 225 by 2036. The structure is 34 ft (10.5 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCsah 15
CrossesJd #29
Location0.4 MI NE of JCT Csah 7
RouteCounty Highway 15
CountyLincoln County
StateMinnesota
Coordinates44.38659, -96.1549
Functional classRural Major Collector

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 inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length34 ft (10.5 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2016)
Projected traffic225 by 2036
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 15 over Jd #29 built?

It was built in 2021, making it 4 years old in 2025.

What condition is Csah 15 over Jd #29 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 July 2023.

How much traffic does Csah 15 over Jd #29 carry?

About 225 vehicles per day (2016 count).

How long is Csah 15 over Jd #29?

The structure is 34 ft (10.5 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 15 over Jd #29?

It is owned by the County Highway Agency.