US Bridges

Beach ST (OLDM-56) over I-69

Fair

Genesee County, Michigan · In Flint · Structure no. 000000000002607

Built
1970
55 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
207 ft
2 main spans
Daily traffic
2,000
2011 count
Owner
State
State Highway Agency

About this bridge

Beach ST (OLDM-56) over I-69 is a steel stringer/multi-beam or girder carrying Beach ST (OLDM-56) over I-69 in Genesee County, Michigan. It was built in 1970, so it is 55 years old, older 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 5 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 2,000 vehicles a day, roughly 1% of them trucks, projected to reach 2,200 by 2031. The structure is 207 ft (63.1 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBeach ST (OLDM-56)
CrossesI-69
LocationIn Flint
RouteCity Street 0
CountyGenesee County
StateMichigan
Coordinates43.00785, -83.68486
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length207 ft (63.1 m)
Longest span109 ft (33.3 m)
Deck width62 ft (19 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2011)
Projected traffic2,200 by 2031
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Beach ST (OLDM-56) over I-69 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Beach ST (OLDM-56) over I-69 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 Beach ST (OLDM-56) over I-69 carry?

About 2,000 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Beach ST (OLDM-56) over I-69?

The structure is 207 ft (63.1 m) long with a longest span of 109 ft (33.3 m) and a deck 62 ft wide.

Who owns Beach ST (OLDM-56) over I-69?

It is owned by the State Highway Agency.