US Bridges

Mcconnel Road over East Branch Pine River

PoorPosted for load

Alcona County, Michigan · 0.9 Miles South of M 72 · Structure no. 000000000000023

Built
1935
90 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
159
2003 count
Owner
County
County Highway Agency

About this bridge

Mcconnel Road over East Branch Pine River is a steel stringer/multi-beam or girder carrying Mcconnel Road over East Branch Pine River in Alcona County, Michigan. It was built in 1935, so it is 90 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 159 vehicles a day, projected to reach 215 by 2023. The structure is 35 ft (10.6 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMcconnel Road
CrossesEast Branch Pine River
Location0.9 Miles South of M 72
RouteCounty Highway 0
Coordinates44.64234, -83.44371
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.6 US tons
Inventory rating11.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length35 ft (10.6 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic159 (2003)
Projected traffic215 by 2023
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$460,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcconnel Road over East Branch Pine River built?

It was built in 1935, making it 90 years old in 2025.

What condition is Mcconnel Road over East Branch Pine River 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 May 2024.

How much traffic does Mcconnel Road over East Branch Pine River carry?

About 159 vehicles per day (2003 count).

How long is Mcconnel Road over East Branch Pine River?

The structure is 35 ft (10.6 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Mcconnel Road over East Branch Pine River?

It is owned by the County Highway Agency.