US Bridges

Meridian Road over Alder Creek

Fair

Clinton County, Michigan · 1 MI S of Taft RD · Structure no. 000000000001941

Built
1992
33 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
1,514
2011 count
Owner
County
County Highway Agency

About this bridge

Meridian Road over Alder Creek is a prestressed concrete box beam or girders - multiple carrying Meridian Road over Alder Creek in Clinton County, Michigan. It was built in 1992, so it is 33 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 1,514 vehicles a day, roughly 2% of them trucks, projected to reach 2,734 by 2031. The structure is 54 ft (16.4 m) long and 37 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesMeridian Road
CrossesAlder Creek
Location1 MI S of Taft RD
RouteCounty Highway 1999
CountyClinton County
StateMichigan
Coordinates42.94594, -84.36697
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating61.1 US tons
Inventory rating37.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.4 m)
Longest span50 ft (15.2 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,514 (2011)
Projected traffic2,734 by 2031
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Meridian Road over Alder Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Meridian Road over Alder 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 October 2024.

How much traffic does Meridian Road over Alder Creek carry?

About 1,514 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Meridian Road over Alder Creek?

The structure is 54 ft (16.4 m) long with a longest span of 50 ft (15.2 m) and a deck 37 ft wide.

Who owns Meridian Road over Alder Creek?

It is owned by the County Highway Agency.