US Bridges

Clark Road over Mosquito Drain

PoorPosted for load

Wayne County, Michigan · Sumpter 200N/OAKVL-WALTZ · Structure no. 000000000012296

Built
1987
38 years old
Condition
Poor
inspected August 2024
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
161
1996 count
Owner
County
County Highway Agency

About this bridge

Clark Road over Mosquito Drain is a steel culvert carrying Clark Road over Mosquito Drain in Wayne County, Michigan. It was built in 1987, so it is 38 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 4 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. Its operating status is: posted for load restriction.

It carries about 161 vehicles a day, roughly 1% of them trucks, projected to reach 137 by 2015. The structure is 23 ft (7 m) long.

Location

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CarriesClark Road
CrossesMosquito Drain
LocationSumpter 200N/OAKVL-WALTZ
RouteCounty Highway 0
CountyWayne County
StateMichigan
Coordinates42.09208, -83.42072
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.6 US tons
Inventory rating11.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic161 (1996)
Projected traffic137 by 2015
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Clark Road over Mosquito Drain built?

It was built in 1987, making it 38 years old in 2025.

What condition is Clark Road over Mosquito 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 August 2024.

How much traffic does Clark Road over Mosquito Drain carry?

About 161 vehicles per day (1996 count), of which roughly 1% are trucks.

How long is Clark Road over Mosquito Drain?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m).

Who owns Clark Road over Mosquito Drain?

It is owned by the County Highway Agency.