US Bridges

Csah 35 over Spring Creek

Good

Yellow Medicine County, Minnesota · 0.1 MI S of JCT Csah 3 · Structure no. 87514

Built
1975
50 years old
Condition
Good
inspected September 2023
Type
Channel Beam
Prestressed Concrete
Length
93 ft
3 main spans
Daily traffic
16
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 35 over Spring Creek is a prestressed concrete channel beam carrying Csah 35 over Spring Creek in Yellow Medicine County, Minnesota. It was built in 1975, so it is 50 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 16 vehicles a day, projected to reach 25 by 2041. The structure is 93 ft (28.3 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 35
CrossesSpring Creek
Location0.1 MI S of JCT Csah 3
RouteCounty Highway 35
Coordinates44.71555, -95.84914
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.3 US tons
Inventory rating41 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span31 ft (9.4 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (2021)
Projected traffic25 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Spring Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Csah 35 over Spring 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 2023.

How much traffic does Csah 35 over Spring Creek carry?

About 16 vehicles per day (2021 count).

How long is Csah 35 over Spring Creek?

The structure is 93 ft (28.3 m) long with a longest span of 31 ft (9.4 m) and a deck 38 ft wide.

Who owns Csah 35 over Spring Creek?

It is owned by the County Highway Agency.