US Bridges

Old US-2 over Cisco Br Ontonagon River

PoorPosted for load

Gogebic County, Michigan · Sec 15 Watersmeet Twp · Structure no. 000000000003028

Built
1927
98 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
48
1998 count
Owner
County
County Highway Agency

About this bridge

Old US-2 over Cisco Br Ontonagon River is a steel stringer/multi-beam or girder carrying Old US-2 over Cisco Br Ontonagon River in Gogebic County, Michigan. It was built in 1927, so it is 98 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 3 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 48 vehicles a day, projected to reach 48 by 2018. The structure is 60 ft (18.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld US-2
CrossesCisco Br Ontonagon River
LocationSec 15 Watersmeet Twp
RouteCounty Highway 0
Coordinates46.29723, -89.41688
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.4 US tons
Inventory rating16.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length60 ft (18.2 m)
Longest span58 ft (17.6 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (1998)
Projected traffic48 by 2018
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$421,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old US-2 over Cisco Br Ontonagon River built?

It was built in 1927, making it 98 years old in 2025.

What condition is Old US-2 over Cisco Br Ontonagon 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 September 2024.

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

About 48 vehicles per day (1998 count).

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

The structure is 60 ft (18.2 m) long with a longest span of 58 ft (17.6 m) and a deck 36 ft wide.

Who owns Old US-2 over Cisco Br Ontonagon River?

It is owned by the County Highway Agency.