US Bridges

State RD over US-127

Fair

Clinton County, Michigan · 1 MI N of Ingham CO Line · Structure no. 000000000001894

Built
1971
54 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
269 ft
2 main spans
Daily traffic
3,300
Owner
State
State Highway Agency

About this bridge

State RD over US-127 is a steel stringer/multi-beam or girder carrying State RD over US-127 in Clinton County, Michigan. It was built in 1971, so it is 54 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 6 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 3,300 vehicles a day, roughly 3% of them trucks, projected to reach 3,300 by 2015. The structure is 269 ft (82 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesState RD
CrossesUS-127
Location1 MI N of Ingham CO Line
RouteCounty Highway 0
Coordinates42.78411, -84.51359
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.3 US tons
Inventory rating47.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length269 ft (82 m)
Longest span139 ft (42.3 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (—)
Projected traffic3,300 by 2015
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 State RD over US-127 built?

It was built in 1971, making it 54 years old in 2025.

What condition is State RD over US-127 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 September 2024.

How much traffic does State RD over US-127 carry?

About 3,300 vehicles per day (latest count), of which roughly 3% are trucks.

How long is State RD over US-127?

The structure is 269 ft (82 m) long with a longest span of 139 ft (42.3 m) and a deck 38 ft wide.

Who owns State RD over US-127?

It is owned by the State Highway Agency.