US Bridges

Schubert Highway over Monaghan Creek

PoorPosted for load

Presque Isle County, Michigan · Sec 23 T33N R7E · Structure no. 000000000008987

Built
1960
65 years old
Condition
Poor
inspected June 2024
Type
Culvert
Steel
Length
21 ft
3 main spans
Daily traffic
302
2014 count
Owner
County
County Highway Agency

About this bridge

Schubert Highway over Monaghan Creek is a steel culvert carrying Schubert Highway over Monaghan Creek in Presque Isle County, Michigan. It was built in 1960, so it is 65 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 302 vehicles a day, roughly 5% of them trucks, projected to reach 545 by 2034. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesSchubert Highway
CrossesMonaghan Creek
LocationSec 23 T33N R7E
RouteCounty Highway 0
CountyPresque Isle County
StateMichigan
Coordinates45.23839, -83.53806
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.5 US tons
Inventory rating11 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span6 ft (1.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic302 (2014)
Projected traffic545 by 2034
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$694,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Schubert Highway over Monaghan Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Schubert Highway over Monaghan Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Schubert Highway over Monaghan Creek carry?

About 302 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Schubert Highway over Monaghan Creek?

The structure is 21 ft (6.4 m) long with a longest span of 6 ft (1.9 m).

Who owns Schubert Highway over Monaghan Creek?

It is owned by the County Highway Agency.