US Bridges

Petersburg Road over North Macon Creek

Fair

Monroe County, Michigan · 0.3 MI S of Redman Road · Structure no. 000000000007382

Built
1983
42 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
170
2016 count
Owner
County
County Highway Agency

About this bridge

Petersburg Road over North Macon Creek is a prestressed concrete box beam or girders - multiple carrying Petersburg Road over North Macon Creek in Monroe County, Michigan. It was built in 1983, so it is 42 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 170 vehicles a day, roughly 2% of them trucks, projected to reach 196 by 2036. The structure is 39 ft (11.8 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPetersburg Road
CrossesNorth Macon Creek
Location0.3 MI S of Redman Road
RouteCounty Highway 0
Coordinates42.07253, -83.71544
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length39 ft (11.8 m)
Longest span38 ft (11.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2016)
Projected traffic196 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Petersburg Road over North Macon Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Petersburg Road over North Macon 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 Petersburg Road over North Macon Creek carry?

About 170 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Petersburg Road over North Macon Creek?

The structure is 39 ft (11.8 m) long with a longest span of 38 ft (11.5 m) and a deck 28 ft wide.

Who owns Petersburg Road over North Macon Creek?

It is owned by the County Highway Agency.