US Bridges

Stapleton RD over I-69

Fair

St. Clair County, Michigan · 2.5 MI SE of Emmett · Structure no. 000000000009940

Built
1981
44 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
322 ft
2 main spans
Daily traffic
200
1995 count
Owner
State
State Highway Agency

About this bridge

Stapleton RD over I-69 is a steel stringer/multi-beam or girder carrying Stapleton RD over I-69 in St. Clair County, Michigan. It was built in 1981, so it is 44 years old, younger 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 230 by 2015. The structure is 322 ft (98.1 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesStapleton RD
CrossesI-69
Location2.5 MI SE of Emmett
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates42.97514, -82.74459
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
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 geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.1 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length322 ft (98.1 m)
Longest span158 ft (48.1 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1995)
Projected traffic230 by 2015
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Stapleton RD over I-69 built?

It was built in 1981, making it 44 years old in 2025.

What condition is Stapleton RD 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 November 2023.

How much traffic does Stapleton RD over I-69 carry?

About 200 vehicles per day (1995 count), of which roughly 2% are trucks.

How long is Stapleton RD over I-69?

The structure is 322 ft (98.1 m) long with a longest span of 158 ft (48.1 m) and a deck 40 ft wide.

Who owns Stapleton RD over I-69?

It is owned by the State Highway Agency.