US Bridges

Csah 1 over Pillager Creek

Good

Cass County, Minnesota · 0.1 MI S of JCT TH 210 · Structure no. 11512

Built
1984
41 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
4,650
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Pillager Creek is a prestressed concrete tee beam carrying Csah 1 over Pillager Creek in Cass County, Minnesota. It was built in 1984, so it is 41 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 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 4,650 vehicles a day, projected to reach 4,200 by 2039. The structure is 51 ft (15.5 m) long and 54 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCsah 1
CrossesPillager Creek
Location0.1 MI S of JCT TH 210
RouteCounty Highway 1
Coordinates46.33164, -94.47465
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span48 ft (14.7 m)
Deck width54 ft (16.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,650 (2019)
Projected traffic4,200 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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 1 over Pillager Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Csah 1 over Pillager Creek 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 1 over Pillager Creek carry?

About 4,650 vehicles per day (2019 count).

How long is Csah 1 over Pillager Creek?

The structure is 51 ft (15.5 m) long with a longest span of 48 ft (14.7 m) and a deck 54 ft wide.

Who owns Csah 1 over Pillager Creek?

It is owned by the County Highway Agency.