US Bridges

M-52 over Nile Ditch

Fair

Lenawee County, Michigan · 1.4 MI N Ohio State Line · Structure no. 000000000005524

Built
1963
62 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
40 ft
1 main span
Daily traffic
3,862
2007 count
Owner
State
State Highway Agency

About this bridge

M-52 over Nile Ditch is a concrete tee beam carrying M-52 over Nile Ditch in Lenawee County, Michigan. It was built in 1963, so it is 62 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 3,862 vehicles a day, roughly 12% of them trucks, projected to reach 3,821 by 2018. The structure is 40 ft (12.2 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesM-52
CrossesNile Ditch
Location1.4 MI N Ohio State Line
RouteState Highway 52
CountyLenawee County
StateMichigan
Coordinates41.73612, -84.03824
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating45.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width45 ft (13.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,862 (2007)
Projected traffic3,821 by 2018
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was M-52 over Nile Ditch built?

It was built in 1963, making it 62 years old in 2025.

What condition is M-52 over Nile Ditch 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 2024.

How much traffic does M-52 over Nile Ditch carry?

About 3,862 vehicles per day (2007 count), of which roughly 12% are trucks.

How long is M-52 over Nile Ditch?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 45 ft wide.

Who owns M-52 over Nile Ditch?

It is owned by the State Highway Agency.