US Bridges

New Lothrop RD over Misteguay Creek

FairPosted for load

Shiawassee County, Michigan · 2.1 MI S of New Lothrop · Structure no. 000000000009844

Built
1992
33 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
268 ft
2 main spans
Daily traffic
342
2003 count
Owner
County
County Highway Agency

About this bridge

New Lothrop RD over Misteguay Creek is a prestressed concrete box beam or girders - multiple carrying New Lothrop RD over Misteguay Creek in Shiawassee County, Michigan. It was built in 1992, so it is 33 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 342 vehicles a day, roughly 5% of them trucks, projected to reach 508 by 2023. The structure is 268 ft (81.6 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNew Lothrop RD
CrossesMisteguay Creek
Location2.1 MI S of New Lothrop
RouteCounty Highway 0
Coordinates43.08653, -83.96819
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length268 ft (81.6 m)
Longest span130 ft (39.7 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic342 (2003)
Projected traffic508 by 2023
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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 New Lothrop RD over Misteguay Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is New Lothrop RD over Misteguay Creek 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 2024.

How much traffic does New Lothrop RD over Misteguay Creek carry?

About 342 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is New Lothrop RD over Misteguay Creek?

The structure is 268 ft (81.6 m) long with a longest span of 130 ft (39.7 m) and a deck 37 ft wide.

Who owns New Lothrop RD over Misteguay Creek?

It is owned by the County Highway Agency.