US Bridges

Frank ST over N Br Ecorse River

PoorPosted for load

Wayne County, Michigan · In Lincoln Park · Structure no. 000000000012502

Built
1948
77 years old, rebuilt 1966
Condition
Poor
inspected August 2024
Type
Tee Beam
Concrete
Length
28 ft
1 main span
Daily traffic
450
1984 count
Owner
City
City or Municipal Highway Agency

About this bridge

Frank ST over N Br Ecorse River is a concrete tee beam carrying Frank ST over N Br Ecorse River in Wayne County, Michigan. It was built in 1948 and reconstructed in 1966, so it is 77 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 450 vehicles a day, projected to reach 450 by 2010. The structure is 28 ft (8.5 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFrank ST
CrossesN Br Ecorse River
LocationIn Lincoln Park
RouteCity Street 0
Coordinates42.27065, -83.18418
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.4 US tons
Inventory rating25.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width39 ft (11.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (1984)
Projected traffic450 by 2010
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Frank ST over N Br Ecorse River built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1966.

What condition is Frank ST over N Br Ecorse River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Frank ST over N Br Ecorse River carry?

About 450 vehicles per day (1984 count).

How long is Frank ST over N Br Ecorse River?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 39 ft wide.

Who owns Frank ST over N Br Ecorse River?

It is owned by the City or Municipal Highway Agency.