US Bridges

W 12 TH Street over Thread Creek

Good

Genesee County, Michigan · In City of Flint · Structure no. 000000000002829

Built
2006
19 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
6,748
2005 count
Owner
City
City or Municipal Highway Agency

About this bridge

W 12 TH Street over Thread Creek is a prestressed concrete box beam or girders - multiple carrying W 12 TH Street over Thread Creek in Genesee County, Michigan. It was built in 2006, so it is 19 years old, younger 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 6,748 vehicles a day, roughly 10% of them trucks, projected to reach 12,172 by 2025. The structure is 75 ft (22.9 m) long and 63 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesW 12 TH Street
CrossesThread Creek
LocationIn City of Flint
RouteCity Street 2002
Coordinates43.00363, -83.68525
Functional classUrban Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.7 US tons
Inventory rating50.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length75 ft (22.9 m)
Longest span71 ft (21.6 m)
Deck width63 ft (19.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,748 (2005)
Projected traffic12,172 by 2025
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 W 12 TH Street over Thread Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is W 12 TH Street over Thread Creek 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 April 2024.

How much traffic does W 12 TH Street over Thread Creek carry?

About 6,748 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is W 12 TH Street over Thread Creek?

The structure is 75 ft (22.9 m) long with a longest span of 71 ft (21.6 m) and a deck 63 ft wide.

Who owns W 12 TH Street over Thread Creek?

It is owned by the City or Municipal Highway Agency.