US Bridges

Route 414 over Ford River

Fair

Delta County, Michigan · 7 MI W of Escanaba · Structure no. 000000000002116

Built
1958
67 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
2 main spans
Daily traffic
605
2021 count
Owner
County
County Highway Agency

About this bridge

Route 414 over Ford River is a steel stringer/multi-beam or girder carrying Route 414 over Ford River in Delta County, Michigan. It was built in 1958, so it is 67 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 605 vehicles a day, roughly 27% of them trucks, projected to reach 650 by 2041. The structure is 120 ft (36.5 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesRoute 414
CrossesFord River
Location7 MI W of Escanaba
RouteCounty Highway 2118
CountyDelta County
StateMichigan
Coordinates45.79691, -87.22858
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.5 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length120 ft (36.5 m)
Longest span59 ft (17.9 m)
Deck width35 ft (10.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic605 (2021)
Projected traffic650 by 2041
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 414 over Ford River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Route 414 over Ford River 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 July 2023.

How much traffic does Route 414 over Ford River carry?

About 605 vehicles per day (2021 count), of which roughly 27% are trucks.

How long is Route 414 over Ford River?

The structure is 120 ft (36.5 m) long with a longest span of 59 ft (17.9 m) and a deck 35 ft wide.

Who owns Route 414 over Ford River?

It is owned by the County Highway Agency.