US Bridges

Silver Bell over Gtw RR

Good

Oakland County, Michigan · East of Giddings · Structure no. 000000000008191

Built
2010
15 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
1 main span
Daily traffic
13,220
2010 count
Owner
County
County Highway Agency

About this bridge

Silver Bell over Gtw RR is a prestressed concrete stringer/multi-beam or girder carrying Silver Bell over Gtw RR in Oakland County, Michigan. It was built in 2010, so it is 15 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 13,220 vehicles a day, roughly 8% of them trucks, projected to reach 23,800 by 2030. The structure is 96 ft (29.4 m) long and 64 ft wide.

CarriesSilver Bell
CrossesGtw RR
LocationEast of Giddings
RouteCounty Highway 2059
Coordinates42.72268, -83.2567
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating86.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length96 ft (29.4 m)
Longest span91 ft (27.7 m)
Deck width64 ft (19.4 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,220 (2010)
Projected traffic23,800 by 2030
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Silver Bell over Gtw RR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Silver Bell over Gtw RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Silver Bell over Gtw RR carry?

About 13,220 vehicles per day (2010 count), of which roughly 8% are trucks.

How long is Silver Bell over Gtw RR?

The structure is 96 ft (29.4 m) long with a longest span of 91 ft (27.7 m) and a deck 64 ft wide.

Who owns Silver Bell over Gtw RR?

It is owned by the County Highway Agency.