US Bridges

Glidden RD over Tobacco River

Fair

Gladwin County, Michigan · 175 Rods E of M18 · Structure no. 000000000002917

Built
1987
38 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
147 ft
3 main spans
Daily traffic
880
2000 count
Owner
County
County Highway Agency

About this bridge

Glidden RD over Tobacco River is a prestressed concrete box beam or girders - multiple carrying Glidden RD over Tobacco River in Gladwin 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 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 880 vehicles a day, roughly 7% of them trucks, projected to reach 1,232 by 2020. The structure is 147 ft (44.8 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGlidden RD
CrossesTobacco River
Location175 Rods E of M18
RouteCounty Highway 0
Coordinates43.87961, -84.47409
Functional classRural Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length147 ft (44.8 m)
Longest span49 ft (14.9 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic880 (2000)
Projected traffic1,232 by 2020
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Glidden RD over Tobacco River built?

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

What condition is Glidden RD over Tobacco 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 Glidden RD over Tobacco River carry?

About 880 vehicles per day (2000 count), of which roughly 7% are trucks.

How long is Glidden RD over Tobacco River?

The structure is 147 ft (44.8 m) long with a longest span of 49 ft (14.9 m) and a deck 37 ft wide.

Who owns Glidden RD over Tobacco River?

It is owned by the County Highway Agency.