US Bridges

Mckinley Rd(c 600) over Commins Creek

Fair

Oscoda County, Michigan · Mentor Twp Sec 11 · Structure no. 000000000013192

Built
2003
22 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
1,440
2005 count
Owner
County
County Highway Agency

About this bridge

Mckinley Rd(c 600) over Commins Creek is a prestressed concrete box beam or girders - multiple carrying Mckinley Rd(c 600) over Commins Creek in Oscoda County, Michigan. It was built in 2003, so it is 22 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 1,440 vehicles a day, projected to reach 2,600 by 2025. The structure is 52 ft (16 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMckinley Rd(c 600)
CrossesCommins Creek
LocationMentor Twp Sec 11
RouteCounty Highway 0
CountyOscoda County
StateMichigan
Coordinates44.65773, -84.04295
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating37.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length52 ft (16 m)
Longest span51 ft (15.5 m)
Deck width41 ft (12.4 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,440 (2005)
Projected traffic2,600 by 2025
Trucks0%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mckinley Rd(c 600) over Commins Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mckinley Rd(c 600) over Commins 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 2023.

How much traffic does Mckinley Rd(c 600) over Commins Creek carry?

About 1,440 vehicles per day (2005 count).

How long is Mckinley Rd(c 600) over Commins Creek?

The structure is 52 ft (16 m) long with a longest span of 51 ft (15.5 m) and a deck 41 ft wide.

Who owns Mckinley Rd(c 600) over Commins Creek?

It is owned by the County Highway Agency.