US Bridges

Csah 35 over Poplar River

Good

Polk County, Minnesota · 1.7 MI W of JCT Csah 8 · Structure no. 97128

Built
1995
30 years old
Condition
Good
inspected October 2022
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
158
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 35 over Poplar River is a concrete culvert carrying Csah 35 over Poplar River in Polk County, Minnesota. It was built in 1995, so it is 30 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 158 vehicles a day, projected to reach 150 by 2041. The structure is 46 ft (14 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 35
CrossesPoplar River
Location1.7 MI W of JCT Csah 8
RouteCounty Highway 35
Coordinates47.68797, -95.9177
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 inspectionOctober 2022
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 alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length46 ft (14 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2021)
Projected traffic150 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Csah 35 over Poplar River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Csah 35 over Poplar River 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 October 2022.

How much traffic does Csah 35 over Poplar River carry?

About 158 vehicles per day (2021 count).

How long is Csah 35 over Poplar River?

The structure is 46 ft (14 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 35 over Poplar River?

It is owned by the County Highway Agency.