US Bridges

Allan RD over Misteguay Creek

GoodPosted for load

Shiawassee County, Michigan · 1.1 MI SE of New Lothrop · Structure no. 000000000009839

Built
1990
35 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
128
1998 count
Owner
County
County Highway Agency

About this bridge

Allan RD over Misteguay Creek is a prestressed concrete box beam or girders - multiple carrying Allan RD over Misteguay Creek in Shiawassee County, Michigan. It was built in 1990, so it is 35 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 128 vehicles a day, roughly 5% of them trucks, projected to reach 230 by 2018. The structure is 92 ft (28 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesAllan RD
CrossesMisteguay Creek
Location1.1 MI SE of New Lothrop
RouteCounty Highway 0
Coordinates43.10227, -83.95786
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length92 ft (28 m)
Longest span88 ft (26.8 m)
Deck width37 ft (11.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (1998)
Projected traffic230 by 2018
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 Allan RD over Misteguay Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Allan RD over Misteguay Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Allan RD over Misteguay Creek carry?

About 128 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Allan RD over Misteguay Creek?

The structure is 92 ft (28 m) long with a longest span of 88 ft (26.8 m) and a deck 37 ft wide.

Who owns Allan RD over Misteguay Creek?

It is owned by the County Highway Agency.