US Bridges

Newburg Road over N Branch Swan Creek

Fair

Monroe County, Michigan · 0.6 MI E of Grafton Road · Structure no. 000000000007307

Built
1999
26 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
400
1999 count
Owner
County
County Highway Agency

About this bridge

Newburg Road over N Branch Swan Creek is a prestressed concrete box beam or girders - multiple carrying Newburg Road over N Branch Swan Creek in Monroe County, Michigan. It was built in 1999, so it is 26 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 400 vehicles a day, roughly 8% of them trucks, projected to reach 490 by 2019. The structure is 50 ft (15.2 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesNewburg Road
CrossesN Branch Swan Creek
Location0.6 MI E of Grafton Road
RouteCounty Highway 0
CountyMonroe County
StateMichigan
Coordinates42.07915, -83.36892
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74.3 US tons
Inventory rating44.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length50 ft (15.2 m)
Longest span48 ft (14.7 m)
Deck width33 ft (10.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (1999)
Projected traffic490 by 2019
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Newburg Road over N Branch Swan Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Newburg Road over N Branch Swan 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 2023.

How much traffic does Newburg Road over N Branch Swan Creek carry?

About 400 vehicles per day (1999 count), of which roughly 8% are trucks.

How long is Newburg Road over N Branch Swan Creek?

The structure is 50 ft (15.2 m) long with a longest span of 48 ft (14.7 m) and a deck 33 ft wide.

Who owns Newburg Road over N Branch Swan Creek?

It is owned by the County Highway Agency.