US Bridges

Second Street over Flint River

Good

Lapeer County, Michigan · Village of Columbiaville · Structure no. 000000000005479

Built
2020
5 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
120 ft
2 main spans
Daily traffic
3,486
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Second Street over Flint River is a prestressed concrete box beam or girders - single or spread carrying Second Street over Flint River in Lapeer County, Michigan. It was built in 2020, so it is 5 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 3,486 vehicles a day, roughly 5% of them trucks, projected to reach 4,254 by 2039. The structure is 120 ft (36.6 m) long and 42 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesSecond Street
CrossesFlint River
LocationVillage of Columbiaville
RouteCity Street 4464
Coordinates43.15771, -83.41363
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length120 ft (36.6 m)
Longest span58 ft (17.8 m)
Deck width42 ft (12.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,486 (2019)
Projected traffic4,254 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Second Street over Flint River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Second Street over Flint River 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 October 2023.

How much traffic does Second Street over Flint River carry?

About 3,486 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Second Street over Flint River?

The structure is 120 ft (36.6 m) long with a longest span of 58 ft (17.8 m) and a deck 42 ft wide.

Who owns Second Street over Flint River?

It is owned by the City or Municipal Highway Agency.