US Bridges

Cook Road over Big Meadow Drain

Poor

Lenawee County, Michigan · 0.5 MI W of Robb HWY · Structure no. 000000000013285

Built
1977
48 years old
Condition
Poor
inspected December 2024
Type
Culvert
Steel
Length
22 ft
2 main spans
Daily traffic
20
2010 count
Owner
County
County Highway Agency

About this bridge

Cook Road over Big Meadow Drain is a steel culvert carrying Cook Road over Big Meadow Drain in Lenawee County, Michigan. It was built in 1977, so it is 48 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20 vehicles a day, roughly 1% of them trucks, projected to reach 75 by 2031. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCook Road
CrossesBig Meadow Drain
Location0.5 MI W of Robb HWY
RouteCounty Highway 0
CountyLenawee County
StateMichigan
Coordinates41.84034, -83.95067
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2010)
Projected traffic75 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$300,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cook Road over Big Meadow Drain built?

It was built in 1977, making it 48 years old in 2025.

What condition is Cook Road over Big Meadow Drain in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Cook Road over Big Meadow Drain carry?

About 20 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Cook Road over Big Meadow Drain?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.8 m).

Who owns Cook Road over Big Meadow Drain?

It is owned by the County Highway Agency.