US Bridges

Britton RD over I-69

Fair

Shiawassee County, Michigan · 0.5 M West of Perry · Structure no. 000000000009762

Built
1989
36 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
425 ft
2 main spans
Daily traffic
25,000
1995 count
Owner
State
State Highway Agency

About this bridge

Britton RD over I-69 is a steel continuous stringer/multi-beam or girder carrying Britton RD over I-69 in Shiawassee County, Michigan. It was built in 1989, so it is 36 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 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 25,000 vehicles a day, roughly 21% of them trucks, projected to reach 28,750 by 2015. The structure is 425 ft (129.5 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBritton RD
CrossesI-69
Location0.5 M West of Perry
RouteCounty Highway 53
Coordinates42.83403, -84.23868
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating48.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 25 or greater
Structure length425 ft (129.5 m)
Longest span157 ft (48 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (1995)
Projected traffic28,750 by 2015
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Britton RD over I-69 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Britton 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 July 2023.

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

About 25,000 vehicles per day (1995 count), of which roughly 21% are trucks.

How long is Britton RD over I-69?

The structure is 425 ft (129.5 m) long with a longest span of 157 ft (48 m) and a deck 47 ft wide.

Who owns Britton RD over I-69?

It is owned by the State Highway Agency.