US Bridges

Bolton Road over Monaghan Creek

Good

Presque Isle County, Michigan · 0.4 MI N of E CO RD 634 · Structure no. 000000000013991

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
117
2017 count
Owner
County
County Highway Agency

About this bridge

Bolton Road over Monaghan Creek is a prestressed concrete box beam or girders - multiple carrying Bolton Road over Monaghan Creek in Presque Isle County, Michigan. It was built in 2017, so it is 8 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 117 vehicles a day, roughly 3% of them trucks, projected to reach 157 by 2037. The structure is 26 ft (7.9 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesBolton Road
CrossesMonaghan Creek
Location0.4 MI N of E CO RD 634
RouteCounty Highway 0
CountyPresque Isle County
StateMichigan
Coordinates45.2619, -83.5989
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating44 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length26 ft (7.9 m)
Longest span25 ft (7.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117 (2017)
Projected traffic157 by 2037
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Bolton Road over Monaghan Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Bolton Road over Monaghan Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Bolton Road over Monaghan Creek carry?

About 117 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Bolton Road over Monaghan Creek?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.5 m) and a deck 29 ft wide.

Who owns Bolton Road over Monaghan Creek?

It is owned by the County Highway Agency.