US Bridges

Indianhead Valley over Jackson Creek

PoorPosted for load

Gogebic County, Michigan · Sec 31 Wakefield Twp · Structure no. 000000000003025

Built
1984
41 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
23
1998 count
Owner
County
County Highway Agency

About this bridge

Indianhead Valley over Jackson Creek is a steel stringer/multi-beam or girder carrying Indianhead Valley over Jackson Creek in Gogebic County, Michigan. It was built in 1984, so it is 41 years old, younger than the Michigan average of 48.3 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 23 vehicles a day, projected to reach 23 by 2018. The structure is 52 ft (15.8 m) long and 23 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesIndianhead Valley
CrossesJackson Creek
LocationSec 31 Wakefield Twp
RouteCounty Highway 0
Coordinates46.50941, -89.97974
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.1 US tons
Inventory rating33.6 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span51 ft (15.5 m)
Deck width23 ft (7.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23 (1998)
Projected traffic23 by 2018
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$366,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Indianhead Valley over Jackson Creek built?

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

What condition is Indianhead Valley over Jackson 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 September 2024.

How much traffic does Indianhead Valley over Jackson Creek carry?

About 23 vehicles per day (1998 count).

How long is Indianhead Valley over Jackson Creek?

The structure is 52 ft (15.8 m) long with a longest span of 51 ft (15.5 m) and a deck 23 ft wide.

Who owns Indianhead Valley over Jackson Creek?

It is owned by the County Highway Agency.