US Bridges

Columbia RD over US-127

Fair

Ingham County, Michigan · In Mason · Structure no. 000000000003711

Built
1966
59 years old, rebuilt 2014
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
175 ft
4 main spans
Daily traffic
5,327
2019 count
Owner
State
State Highway Agency

About this bridge

Columbia RD over US-127 is a steel stringer/multi-beam or girder carrying Columbia RD over US-127 in Ingham County, Michigan. It was built in 1966 and reconstructed in 2014, so it is 59 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 5,327 vehicles a day, roughly 4% of them trucks, projected to reach 6,126 by 2039. The structure is 175 ft (53.4 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesColumbia RD
CrossesUS-127
LocationIn Mason
RouteCity Street 0
CountyIngham County
StateMichigan
Coordinates42.5818, -84.46007
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length175 ft (53.4 m)
Longest span54 ft (16.4 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,327 (2019)
Projected traffic6,126 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Columbia RD over US-127 built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2014.

What condition is Columbia 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 June 2024.

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

About 5,327 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Columbia RD over US-127?

The structure is 175 ft (53.4 m) long with a longest span of 54 ft (16.4 m) and a deck 42 ft wide.

Who owns Columbia RD over US-127?

It is owned by the State Highway Agency.