US Bridges

Bh Road over Chocolay River

Fair

Marquette County, Michigan · 4.5 MI N of Skandia · Structure no. 000000000006567

Built
2004
21 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
100
2004 count
Owner
County
County Highway Agency

About this bridge

Bh Road over Chocolay River is a prestressed concrete box beam or girders - single or spread carrying Bh Road over Chocolay River in Marquette County, Michigan. It was built in 2004, so it is 21 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 200 by 2022. The structure is 80 ft (24.4 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBh Road
CrossesChocolay River
Location4.5 MI N of Skandia
RouteCounty Highway 0
Coordinates46.44278, -87.26182
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 rating48.7 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length80 ft (24.4 m)
Longest span75 ft (22.9 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2004)
Projected traffic200 by 2022
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bh Road over Chocolay River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Bh Road over Chocolay River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Bh Road over Chocolay River carry?

About 100 vehicles per day (2004 count), of which roughly 3% are trucks.

How long is Bh Road over Chocolay River?

The structure is 80 ft (24.4 m) long with a longest span of 75 ft (22.9 m) and a deck 35 ft wide.

Who owns Bh Road over Chocolay River?

It is owned by the County Highway Agency.