US Bridges

CR 59 over Bunker Hill Creek

PoorPosted for load

Benton County, Minnesota · 0.6 MI N of JCT Csah 22 · Structure no. L0043

Built
1930
95 years old
Condition
Poor
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
65
2011 count
Owner
County
County Highway Agency

About this bridge

CR 59 over Bunker Hill Creek is a concrete culvert carrying CR 59 over Bunker Hill Creek in Benton County, Minnesota. It was built in 1930, so it is 95 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 65 vehicles a day, projected to reach 65 by 2039. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 59
CrossesBunker Hill Creek
Location0.6 MI N of JCT Csah 22
RouteCounty Highway 59
Coordinates45.81855, -94.05212
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.2 US tons
Inventory rating18 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2011)
Projected traffic65 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 59 over Bunker Hill Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is CR 59 over Bunker Hill Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does CR 59 over Bunker Hill Creek carry?

About 65 vehicles per day (2011 count).

How long is CR 59 over Bunker Hill Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns CR 59 over Bunker Hill Creek?

It is owned by the County Highway Agency.