US Bridges

Saginaw RD over Thread Creek

Fair

Genesee County, Michigan · In Flint 2000 Blk S Sagin · Structure no. 000000000002557

Built
2002
23 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
13,000
1995 count
Owner
City
City or Municipal Highway Agency

About this bridge

Saginaw RD over Thread Creek is a prestressed concrete stringer/multi-beam or girder carrying Saginaw RD over Thread Creek in Genesee County, Michigan. It was built in 2002, so it is 23 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 13,000 vehicles a day, roughly 4% of them trucks, projected to reach 13,100 by 2022. The structure is 40 ft (12.2 m) long and 95 ft wide.

CarriesSaginaw RD
CrossesThread Creek
LocationIn Flint 2000 Blk S Sagin
RouteCity Street 54
Coordinates43.00305, -83.67766
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating52.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width95 ft (28.9 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (1995)
Projected traffic13,100 by 2022
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Saginaw RD over Thread Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Saginaw RD over Thread 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 November 2024.

How much traffic does Saginaw RD over Thread Creek carry?

About 13,000 vehicles per day (1995 count), of which roughly 4% are trucks.

How long is Saginaw RD over Thread Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 95 ft wide.

Who owns Saginaw RD over Thread Creek?

It is owned by the City or Municipal Highway Agency.