US Bridges

H-13 Federal Hy 13 over Little Indian River

Good

Alger County, Michigan · 8 MI N of County Line · Structure no. 000000000000057

Built
1947
78 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Concrete
Length
27 ft
1 main span
Daily traffic
394
1995 count
Owner
County
County Highway Agency

About this bridge

H-13 Federal Hy 13 over Little Indian River is a concrete tee beam carrying H-13 Federal Hy 13 over Little Indian River in Alger County, Michigan. It was built in 1947, so it is 78 years old, older than the Michigan average of 48.3 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 394 vehicles a day, projected to reach 750 by 2015. The structure is 27 ft (8.2 m) long and 34 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesH-13 Federal Hy 13
CrossesLittle Indian River
Location8 MI N of County Line
RouteCounty Highway 233
Coordinates46.27018, -86.6152
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.1 US tons
Inventory rating30.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span23 ft (7 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic394 (1995)
Projected traffic750 by 2015
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$193,000
NavigationNo navigation control on waterway

Frequently asked questions

When was H-13 Federal Hy 13 over Little Indian River built?

It was built in 1947, making it 78 years old in 2025.

What condition is H-13 Federal Hy 13 over Little Indian River 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 H-13 Federal Hy 13 over Little Indian River carry?

About 394 vehicles per day (1995 count).

How long is H-13 Federal Hy 13 over Little Indian River?

The structure is 27 ft (8.2 m) long with a longest span of 23 ft (7 m) and a deck 34 ft wide.

Who owns H-13 Federal Hy 13 over Little Indian River?

It is owned by the County Highway Agency.