US Bridges

Howard RD over Cedar River

Fair

Gladwin County, Michigan · 1.3 MI E of M 18 · Structure no. 000000000002901

Built
1975
50 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
205
2000 count
Owner
County
County Highway Agency

About this bridge

Howard RD over Cedar River is a prestressed concrete box beam or girders - multiple carrying Howard RD over Cedar River in Gladwin County, Michigan. It was built in 1975, so it is 50 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 205 vehicles a day, roughly 5% of them trucks, projected to reach 287 by 2020. The structure is 72 ft (21.9 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHoward RD
CrossesCedar River
Location1.3 MI E of M 18
RouteCounty Highway 2630
Coordinates43.91578, -84.47889
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating50.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length72 ft (21.9 m)
Longest span68 ft (20.7 m)
Deck width36 ft (11.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic205 (2000)
Projected traffic287 by 2020
Trucks5%
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 Howard RD over Cedar River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Howard RD over Cedar River 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 March 2024.

How much traffic does Howard RD over Cedar River carry?

About 205 vehicles per day (2000 count), of which roughly 5% are trucks.

How long is Howard RD over Cedar River?

The structure is 72 ft (21.9 m) long with a longest span of 68 ft (20.7 m) and a deck 36 ft wide.

Who owns Howard RD over Cedar River?

It is owned by the County Highway Agency.