US Bridges

Elwell Road over Swan Creek

Fair

Wayne County, Michigan · Sumpter 300 Ft N/Willis · Structure no. 000000000012290

Built
1986
39 years old
Condition
Fair
inspected August 2024
Type
Culvert
Steel
Length
24 ft
3 main spans
Daily traffic
465
1996 count
Owner
County
County Highway Agency

About this bridge

Elwell Road over Swan Creek is a steel culvert carrying Elwell Road over Swan Creek in Wayne County, Michigan. It was built in 1986, so it is 39 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 465 vehicles a day, roughly 1% of them trucks, projected to reach 605 by 2015. The structure is 24 ft (7.3 m) long.

Location

Open in Google Maps
CarriesElwell Road
CrossesSwan Creek
LocationSumpter 300 Ft N/Willis
RouteCounty Highway 0
CountyWayne County
StateMichigan
Coordinates42.16031, -83.50037
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating38.3 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length24 ft (7.3 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic465 (1996)
Projected traffic605 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 Elwell Road over Swan Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Elwell Road over Swan Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Elwell Road over Swan Creek carry?

About 465 vehicles per day (1996 count), of which roughly 1% are trucks.

How long is Elwell Road over Swan Creek?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m).

Who owns Elwell Road over Swan Creek?

It is owned by the County Highway Agency.