US Bridges

US-127 Br SB over Spaulding Drain

Fair

Clinton County, Michigan · 1.3 MI S of ST Johns · Structure no. 000000000001798

Built
1949
76 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
5,643
2007 count
Owner
State
State Highway Agency

About this bridge

US-127 Br SB over Spaulding Drain is a steel stringer/multi-beam or girder carrying US-127 Br SB over Spaulding Drain in Clinton County, Michigan. It was built in 1949, so it is 76 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 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 5,643 vehicles a day, roughly 4% of them trucks, projected to reach 5,788 by 2018. The structure is 30 ft (9.1 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-127 Br SB
CrossesSpaulding Drain
Location1.3 MI S of ST Johns
RouteU.S. Route 127
Coordinates42.96823, -84.54282
Functional classRural Principal Arterial - Other

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.8 US tons
Inventory rating45.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width42 ft (12.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,643 (2007)
Projected traffic5,788 by 2018
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-127 Br SB over Spaulding Drain built?

It was built in 1949, making it 76 years old in 2025.

What condition is US-127 Br SB over Spaulding Drain 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 August 2023.

How much traffic does US-127 Br SB over Spaulding Drain carry?

About 5,643 vehicles per day (2007 count), of which roughly 4% are trucks.

How long is US-127 Br SB over Spaulding Drain?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 42 ft wide.

Who owns US-127 Br SB over Spaulding Drain?

It is owned by the State Highway Agency.