US Bridges

Lambs Road over Spencer Drain

Good

St. Clair County, Michigan · Sec. 22 Wales Twp. · Structure no. 000000000010059

Built
2019
6 years old
Condition
Good
inspected November 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
36 ft
1 main span
Daily traffic
483
1994 count
Owner
County
County Highway Agency

About this bridge

Lambs Road over Spencer Drain is a aluminum, wrought iron, or cast iron culvert carrying Lambs Road over Spencer Drain in St. Clair County, Michigan. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 483 vehicles a day, roughly 5% of them trucks, projected to reach 870 by 2014. The structure is 36 ft (11 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLambs Road
CrossesSpencer Drain
LocationSec. 22 Wales Twp.
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates42.94105, -82.68318
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length36 ft (11 m)
Longest span25 ft (7.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic483 (1994)
Projected traffic870 by 2014
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Lambs Road over Spencer Drain built?

It was built in 2019, making it 6 years old in 2025.

What condition is Lambs Road over Spencer Drain 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 November 2023.

How much traffic does Lambs Road over Spencer Drain carry?

About 483 vehicles per day (1994 count), of which roughly 5% are trucks.

How long is Lambs Road over Spencer Drain?

The structure is 36 ft (11 m) long with a longest span of 25 ft (7.7 m).

Who owns Lambs Road over Spencer Drain?

It is owned by the County Highway Agency.