US Bridges

US-2 over Br Ontonagon River Cisco

Fair

Gogebic County, Michigan · 14.0 MI E of M-64 · Structure no. 000000000002958

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
165 ft
3 main spans
Daily traffic
1,713
2020 count
Owner
State
State Highway Agency

About this bridge

US-2 over Br Ontonagon River Cisco is a steel stringer/multi-beam or girder carrying US-2 over Br Ontonagon River Cisco in Gogebic County, Michigan. It was built in 1964, so it is 61 years old, older 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 5 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 1,713 vehicles a day, roughly 18% of them trucks, projected to reach 1,959 by 2020. The structure is 165 ft (50.3 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS-2
CrossesBr Ontonagon River Cisco
Location14.0 MI E of M-64
RouteU.S. Route 2
Coordinates46.29032, -89.4125
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span61 ft (18.6 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,713 (2020)
Projected traffic1,959 by 2020
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US-2 over Br Ontonagon River Cisco built?

It was built in 1964, making it 61 years old in 2025.

What condition is US-2 over Br Ontonagon River Cisco 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 May 2024.

How much traffic does US-2 over Br Ontonagon River Cisco carry?

About 1,713 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is US-2 over Br Ontonagon River Cisco?

The structure is 165 ft (50.3 m) long with a longest span of 61 ft (18.6 m) and a deck 47 ft wide.

Who owns US-2 over Br Ontonagon River Cisco?

It is owned by the State Highway Agency.