US Bridges

NB Service RD over Ramps B&g Off I-696

Fair

Macomb County, Michigan · City of Warren · Structure no. 000000000006105

Built
1976
49 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
145 ft
1 main span
Daily traffic
24,323
2010 count
Owner
State
State Highway Agency

About this bridge

NB Service RD over Ramps B&g Off I-696 is a steel stringer/multi-beam or girder carrying NB Service RD over Ramps B&g Off I-696 in Macomb County, Michigan. It was built in 1976, so it is 49 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 24,323 vehicles a day, roughly 3% of them trucks, projected to reach 26,755 by 2025. The structure is 145 ft (44.3 m) long and 38 ft wide.

Location

Open in Google Maps
CarriesNB Service RD
CrossesRamps B&g Off I-696
LocationCity of Warren
RouteCounty Highway 2058
CountyMacomb County
StateMichigan
Coordinates42.48518, -83.04468
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length145 ft (44.3 m)
Longest span138 ft (42.2 m)
Deck width38 ft (11.5 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,323 (2010)
Projected traffic26,755 by 2025
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$80,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was NB Service RD over Ramps B&g Off I-696 built?

It was built in 1976, making it 49 years old in 2025.

What condition is NB Service RD over Ramps B&g Off I-696 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 April 2023.

How much traffic does NB Service RD over Ramps B&g Off I-696 carry?

About 24,323 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is NB Service RD over Ramps B&g Off I-696?

The structure is 145 ft (44.3 m) long with a longest span of 138 ft (42.2 m) and a deck 38 ft wide.

Who owns NB Service RD over Ramps B&g Off I-696?

It is owned by the State Highway Agency.