US Bridges

US-127 SB over Lewis Drain

Fair

Isabella County, Michigan · 1.0 MI N of Beal City RD · Structure no. 000000000004246

Built
1961
64 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
8,625
2007 count
Owner
State
State Highway Agency

About this bridge

US-127 SB over Lewis Drain is a concrete culvert carrying US-127 SB over Lewis Drain in Isabella County, Michigan. It was built in 1961, 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 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 8,625 vehicles a day, roughly 9% of them trucks, projected to reach 12,174 by 2018. The structure is 20 ft (6.1 m) long.

CarriesUS-127 SB
CrossesLewis Drain
Location1.0 MI N of Beal City RD
RouteU.S. Route 127
Coordinates43.68373, -84.7576
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length20 ft (6.1 m)
Longest span10 ft (2.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,625 (2007)
Projected traffic12,174 by 2018
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$26,000 (2050 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US-127 SB over Lewis Drain built?

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

What condition is US-127 SB over Lewis 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 April 2023.

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

About 8,625 vehicles per day (2007 count), of which roughly 9% are trucks.

How long is US-127 SB over Lewis Drain?

The structure is 20 ft (6.1 m) long with a longest span of 10 ft (2.9 m).

Who owns US-127 SB over Lewis Drain?

It is owned by the State Highway Agency.