US Bridges

Csah 29 over Moose River

Fair

Aitkin County, Minnesota · 1.2 MI S of JCT Csah 19 · Structure no. 01J22

Built
2005
20 years old
Condition
Fair
inspected October 2022
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
46
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 29 over Moose River is a concrete culvert carrying Csah 29 over Moose River in Aitkin County, Minnesota. It was built in 2005, so it is 20 years old, younger 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 46 vehicles a day, projected to reach 50 by 2041. The structure is 33 ft (10 m) long. If it were closed, the detour would be 21.1 mi (34 km).

Location

Open in Google Maps
CarriesCsah 29
CrossesMoose River
Location1.2 MI S of JCT Csah 19
RouteCounty Highway 29
CountyAitkin County
StateMinnesota
Coordinates46.87552, -93.67772
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length33 ft (10 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2021)
Projected traffic50 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 29 over Moose River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Csah 29 over Moose River 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 October 2022.

How much traffic does Csah 29 over Moose River carry?

About 46 vehicles per day (2021 count).

How long is Csah 29 over Moose River?

The structure is 33 ft (10 m) long with a longest span of 13 ft (4 m).

Who owns Csah 29 over Moose River?

It is owned by the County Highway Agency.