US Bridges

CR B4 over Hazel Creek (cd #9)

Good

Yellow Medicine County, Minnesota · 1.3 MI N of JCT Csah 17 · Structure no. 87528

Built
1978
47 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
38
2021 count
Owner
County
County Highway Agency

About this bridge

CR B4 over Hazel Creek (cd #9) is a prestressed concrete tee beam carrying CR B4 over Hazel Creek (cd #9) in Yellow Medicine County, Minnesota. It was built in 1978, so it is 47 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 38 vehicles a day, projected to reach 40 by 2041. The structure is 82 ft (24.9 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR B4
CrossesHazel Creek (cd #9)
Location1.3 MI N of JCT Csah 17
RouteCounty Highway 0B4
Coordinates44.76579, -95.6658
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating27.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length82 ft (24.9 m)
Longest span79 ft (24.1 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38 (2021)
Projected traffic40 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 CR B4 over Hazel Creek (cd #9) built?

It was built in 1978, making it 47 years old in 2025.

What condition is CR B4 over Hazel Creek (cd #9) 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 August 2024.

How much traffic does CR B4 over Hazel Creek (cd #9) carry?

About 38 vehicles per day (2021 count).

How long is CR B4 over Hazel Creek (cd #9)?

The structure is 82 ft (24.9 m) long with a longest span of 79 ft (24.1 m) and a deck 36 ft wide.

Who owns CR B4 over Hazel Creek (cd #9)?

It is owned by the County Highway Agency.