US Bridges

Beardslee RD over Lookingglass River

Good

Shiawassee County, Michigan · 4.5 MI SE of Laingsburg · Structure no. 000000000009829

Built
1984
41 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
88 ft
1 main span
Daily traffic
210
1992 count
Owner
County
County Highway Agency

About this bridge

Beardslee RD over Lookingglass River is a prestressed concrete box beam or girders - multiple carrying Beardslee RD over Lookingglass River in Shiawassee County, Michigan. It was built in 1984, so it is 41 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.

It carries about 210 vehicles a day, roughly 5% of them trucks, projected to reach 463 by 2032. The structure is 88 ft (26.8 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBeardslee RD
CrossesLookingglass River
Location4.5 MI SE of Laingsburg
RouteCounty Highway 0
Coordinates42.87387, -84.2659
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than 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 rating71.8 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length88 ft (26.8 m)
Longest span84 ft (25.6 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (1992)
Projected traffic463 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Beardslee RD over Lookingglass River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Beardslee RD over Lookingglass River 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 March 2024.

How much traffic does Beardslee RD over Lookingglass River carry?

About 210 vehicles per day (1992 count), of which roughly 5% are trucks.

How long is Beardslee RD over Lookingglass River?

The structure is 88 ft (26.8 m) long with a longest span of 84 ft (25.6 m) and a deck 31 ft wide.

Who owns Beardslee RD over Lookingglass River?

It is owned by the County Highway Agency.