US Bridges

Millard Road over N Br Mill Creek Drain

Fair

St. Clair County, Michigan · Sec 15 Lynn Twp · Structure no. 000000000010216

Built
1964
61 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
22
2021 count
Owner
County
County Highway Agency

About this bridge

Millard Road over N Br Mill Creek Drain is a steel stringer/multi-beam or girder carrying Millard Road over N Br Mill Creek Drain in St. Clair County, Michigan. It was built in 1964, so it is 61 years old, older 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 22 vehicles a day, roughly 18% of them trucks, projected to reach 33 by 2041. The structure is 48 ft (14.6 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMillard Road
CrossesN Br Mill Creek Drain
LocationSec 15 Lynn Twp
RouteCounty Highway 0
Coordinates43.11953, -82.92352
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
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.8 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22 (2021)
Projected traffic33 by 2041
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$20,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Millard Road over N Br Mill Creek Drain built?

It was built in 1964, making it 61 years old in 2025.

What condition is Millard Road over N Br Mill Creek Drain 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 November 2024.

How much traffic does Millard Road over N Br Mill Creek Drain carry?

About 22 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is Millard Road over N Br Mill Creek Drain?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 24 ft wide.

Who owns Millard Road over N Br Mill Creek Drain?

It is owned by the County Highway Agency.