US Bridges

Csah 32 over Lower Tamarack River

Good

Pine County, Minnesota · 0.2 MI E of JCT Csah 24 · Structure no. 93231

Built
1977
48 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
101
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 32 over Lower Tamarack River is a concrete culvert carrying Csah 32 over Lower Tamarack River in Pine County, Minnesota. It was built in 1977, so it is 48 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 101 vehicles a day, projected to reach 125 by 2041. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesCsah 32
CrossesLower Tamarack River
Location0.2 MI E of JCT Csah 24
RouteCounty Highway 32
Coordinates46.18611, -92.50646
Functional classRural Minor 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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.4 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2021)
Projected traffic125 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 32 over Lower Tamarack River built?

It was built in 1977, making it 48 years old in 2025.

What condition is Csah 32 over Lower Tamarack 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 September 2024.

How much traffic does Csah 32 over Lower Tamarack River carry?

About 101 vehicles per day (2021 count).

How long is Csah 32 over Lower Tamarack River?

The structure is 24 ft (7.4 m) long with a longest span of 10 ft (3.1 m).

Who owns Csah 32 over Lower Tamarack River?

It is owned by the County Highway Agency.