US Bridges

Csah 3 over Dry Run

Fair

Olmsted County, Minnesota · 0.4 MI N of JCT Csah 14 · Structure no. 89158

Built
1938
87 years old
Condition
Fair
inspected October 2021
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
900
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over Dry Run is a concrete culvert carrying Csah 3 over Dry Run in Olmsted County, Minnesota. It was built in 1938, so it is 87 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 900 vehicles a day, projected to reach 800 by 2038. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCsah 3
CrossesDry Run
Location0.4 MI N of JCT Csah 14
RouteCounty Highway 3
Coordinates44.11352, -92.56834
Functional classRural Major 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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2021
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 rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2018)
Projected traffic800 by 2038
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$22 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 3 over Dry Run built?

It was built in 1938, making it 87 years old in 2025.

What condition is Csah 3 over Dry Run 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 2021.

How much traffic does Csah 3 over Dry Run carry?

About 900 vehicles per day (2018 count).

How long is Csah 3 over Dry Run?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns Csah 3 over Dry Run?

It is owned by the County Highway Agency.