US Bridges

Csah 15 over Buffalo Creek

Good

McLeod County, Minnesota · 0.3 MI S of JCT US 212 · Structure no. 43546

Built
2006
19 years old
Condition
Good
inspected October 2024
Type
Slab
Prestressed Concrete
Length
286 ft
3 main spans
Daily traffic
1,450
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 15 over Buffalo Creek is a prestressed concrete slab carrying Csah 15 over Buffalo Creek in McLeod County, Minnesota. It was built in 2006, so it is 19 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 1,450 vehicles a day, projected to reach 1,450 by 2039. The structure is 286 ft (87.3 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 15
CrossesBuffalo Creek
Location0.3 MI S of JCT US 212
RouteCounty Highway 15
Coordinates44.76447, -94.13161
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.9 US tons
Inventory rating50.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length286 ft (87.3 m)
Longest span94 ft (28.6 m)
Deck width67 ft (20.4 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,450 (2017)
Projected traffic1,450 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 15 over Buffalo Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Csah 15 over Buffalo 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 October 2024.

How much traffic does Csah 15 over Buffalo Creek carry?

About 1,450 vehicles per day (2017 count).

How long is Csah 15 over Buffalo Creek?

The structure is 286 ft (87.3 m) long with a longest span of 94 ft (28.6 m) and a deck 67 ft wide.

Who owns Csah 15 over Buffalo Creek?

It is owned by the County Highway Agency.