US Bridges

Boone Road over South Br Hog Creek

Fair

Branch County, Michigan · Quincy Twp Sec 12 · Structure no. 000000000001174

Built
1989
36 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
210
2004 count
Owner
County
County Highway Agency

About this bridge

Boone Road over South Br Hog Creek is a prestressed concrete box beam or girders - multiple carrying Boone Road over South Br Hog Creek in Branch County, Michigan. It was built in 1989, so it is 36 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 210 vehicles a day, roughly 2% of them trucks, projected to reach 242 by 2024. The structure is 58 ft (17.6 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBoone Road
CrossesSouth Br Hog Creek
LocationQuincy Twp Sec 12
RouteCounty Highway 0
Coordinates41.9621, -84.84044
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating44.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length58 ft (17.6 m)
Longest span55 ft (16.7 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2004)
Projected traffic242 by 2024
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Boone Road over South Br Hog Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Boone Road over South Br Hog Creek 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 Boone Road over South Br Hog Creek carry?

About 210 vehicles per day (2004 count), of which roughly 2% are trucks.

How long is Boone Road over South Br Hog Creek?

The structure is 58 ft (17.6 m) long with a longest span of 55 ft (16.7 m) and a deck 31 ft wide.

Who owns Boone Road over South Br Hog Creek?

It is owned by the County Highway Agency.