US Bridges

US-10 EB over Patrick ST

Fair

Midland County, Michigan · @ Bay CO Line Second ST · Structure no. 000000000006921

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
8,550
2014 count
Owner
State
State Highway Agency

About this bridge

US-10 EB over Patrick ST is a concrete continuous tee beam carrying US-10 EB over Patrick ST in Midland County, Michigan. It was built in 1960, so it is 65 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 8,550 vehicles a day, roughly 10% of them trucks, projected to reach 9,450 by 2034. The structure is 128 ft (39 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS-10 EB
CrossesPatrick ST
Location@ Bay CO Line Second ST
RouteU.S. Route 10
Coordinates43.61223, -84.16809
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating31.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length128 ft (39 m)
Longest span50 ft (15.1 m)
Deck width47 ft (14.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,550 (2014)
Projected traffic9,450 by 2034
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 US-10 EB over Patrick ST built?

It was built in 1960, making it 65 years old in 2025.

What condition is US-10 EB over Patrick ST 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 June 2023.

How much traffic does US-10 EB over Patrick ST carry?

About 8,550 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is US-10 EB over Patrick ST?

The structure is 128 ft (39 m) long with a longest span of 50 ft (15.1 m) and a deck 47 ft wide.

Who owns US-10 EB over Patrick ST?

It is owned by the State Highway Agency.