US Bridges

Harrison ST over S Br Ecorse River

PoorPosted for load

Wayne County, Michigan · In Lincoln Park · Structure no. 000000000012498

Built
1965
60 years old
Condition
Poor
inspected August 2024
Type
Tee Beam
Concrete Continuous
Length
55 ft
2 main spans
Daily traffic
1,100
1984 count
Owner
City
City or Municipal Highway Agency

About this bridge

Harrison ST over S Br Ecorse River is a concrete continuous tee beam carrying Harrison ST over S Br Ecorse River in Wayne County, Michigan. It was built in 1965, so it is 60 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 1,100 vehicles a day, projected to reach 1,100 by 2010. The structure is 55 ft (16.7 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHarrison ST
CrossesS Br Ecorse River
LocationIn Lincoln Park
RouteCity Street 0
Coordinates42.22333, -83.17913
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
Deck4 PoorAdvanced section loss, deterioration, 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 protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating24.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length55 ft (16.7 m)
Longest span26 ft (7.9 m)
Deck width41 ft (12.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (1984)
Projected traffic1,100 by 2010
Trucks0%
Lanes on structure2
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Harrison ST over S Br Ecorse River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Harrison ST over S 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 Harrison ST over S Br Ecorse River carry?

About 1,100 vehicles per day (1984 count).

How long is Harrison ST over S Br Ecorse River?

The structure is 55 ft (16.7 m) long with a longest span of 26 ft (7.9 m) and a deck 41 ft wide.

Who owns Harrison ST over S Br Ecorse River?

It is owned by the City or Municipal Highway Agency.