US Bridges

West Center Street over Tuscola & Saginaw Bay RR

Fair

Gratiot County, Michigan · City of Ithaca · Structure no. 000000000003254

Built
1990
35 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
89 ft
3 main spans
Daily traffic
4,222
2004 count
Owner
City
City or Municipal Highway Agency

About this bridge

West Center Street over Tuscola & Saginaw Bay RR is a prestressed concrete box beam or girders - multiple carrying West Center Street over Tuscola & Saginaw Bay RR in Gratiot County, Michigan. It was built in 1990, so it is 35 years old, younger 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 6 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 4,222 vehicles a day, roughly 7% of them trucks, projected to reach 4,550 by 2024. The structure is 89 ft (27.1 m) long and 51 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWest Center Street
CrossesTuscola & Saginaw Bay RR
LocationCity of Ithaca
RouteCity Street 101
Coordinates43.29166, -84.61231
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.6 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length89 ft (27.1 m)
Longest span30 ft (9.1 m)
Deck width51 ft (15.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,222 (2004)
Projected traffic4,550 by 2024
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was West Center Street over Tuscola & Saginaw Bay RR built?

It was built in 1990, making it 35 years old in 2025.

What condition is West Center Street over Tuscola & Saginaw Bay RR 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 2024.

How much traffic does West Center Street over Tuscola & Saginaw Bay RR carry?

About 4,222 vehicles per day (2004 count), of which roughly 7% are trucks.

How long is West Center Street over Tuscola & Saginaw Bay RR?

The structure is 89 ft (27.1 m) long with a longest span of 30 ft (9.1 m) and a deck 51 ft wide.

Who owns West Center Street over Tuscola & Saginaw Bay RR?

It is owned by the City or Municipal Highway Agency.