US Bridges

I-69 WB over Cn RR & Reed RD

Poor

Shiawassee County, Michigan · 0.6 MI SW of M-71 · Structure no. 000000000009743

Built
1961
64 years old, rebuilt 1998
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
301 ft
6 main spans
Daily traffic
13,840
2007 count
Owner
State
State Highway Agency

About this bridge

I-69 WB over Cn RR & Reed RD is a steel stringer/multi-beam or girder carrying I-69 WB over Cn RR & Reed RD in Shiawassee County, Michigan. It was built in 1961 and reconstructed in 1998, so it is 64 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 4 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.

It carries about 13,840 vehicles a day, roughly 22% of them trucks, projected to reach 19,072 by 2018. The structure is 301 ft (91.8 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-69 WB
CrossesCn RR & Reed RD
Location0.6 MI SW of M-71
RouteInterstate 69
Coordinates42.92441, -84.01184
Functional classRural Principal Arterial - Interstate

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.6 US tons
Inventory rating52.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length301 ft (91.8 m)
Longest span52 ft (15.8 m)
Deck width49 ft (15 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,840 (2007)
Projected traffic19,072 by 2018
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-69 WB over Cn RR & Reed RD built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1998.

What condition is I-69 WB over Cn RR & Reed RD 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 I-69 WB over Cn RR & Reed RD carry?

About 13,840 vehicles per day (2007 count), of which roughly 22% are trucks.

How long is I-69 WB over Cn RR & Reed RD?

The structure is 301 ft (91.8 m) long with a longest span of 52 ft (15.8 m) and a deck 49 ft wide.

Who owns I-69 WB over Cn RR & Reed RD?

It is owned by the State Highway Agency.