US Bridges

Dean Road over Yellow River Drain

Good

Livingston County, Michigan · Sec 20-29 Deerfield Twp · Structure no. 000000000005856

Built
2015
10 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
34 ft
1 main span
Daily traffic
140
2004 count
Owner
County
County Highway Agency

About this bridge

Dean Road over Yellow River Drain is a concrete culvert carrying Dean Road over Yellow River Drain in Livingston County, Michigan. It was built in 2015, so it is 10 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 140 vehicles a day, projected to reach 230 by 2024. The structure is 34 ft (10.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDean Road
CrossesYellow River Drain
LocationSec 20-29 Deerfield Twp
RouteCounty Highway 0
Coordinates42.71795, -83.89098
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating52.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length34 ft (10.3 m)
Longest span32 ft (9.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2004)
Projected traffic230 by 2024
Trucks0%
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 Dean Road over Yellow River Drain built?

It was built in 2015, making it 10 years old in 2025.

What condition is Dean Road over Yellow River 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 July 2023.

How much traffic does Dean Road over Yellow River Drain carry?

About 140 vehicles per day (2004 count).

How long is Dean Road over Yellow River Drain?

The structure is 34 ft (10.3 m) long with a longest span of 32 ft (9.8 m).

Who owns Dean Road over Yellow River Drain?

It is owned by the County Highway Agency.