US Bridges

Ramp Bb over Interstate 690 RTE I690

Fair

Onondaga County, New York · 0.26 M W of I-81 · Structure no. 000000001050780

Built
1968
57 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
269 ft
4 main spans
Daily traffic
15,923
2016 count
Owner
State
State Highway Agency

About this bridge

Ramp Bb over Interstate 690 RTE I690 is a steel stringer/multi-beam or girder carrying Ramp Bb over Interstate 690 RTE I690 in Onondaga County, New York. It was built in 1968, so it is 57 years old, older than the New York average of 53 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 15,923 vehicles a day, roughly 3% of them trucks, projected to reach 22,968 by 2041. The structure is 269 ft (82 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRamp Bb
CrossesInterstate 690 RTE I690
Location0.26 M W of I-81
RouteInterstate 0
CountyOnondaga County
StateNew York
Coordinates43.05439, -76.15808
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating109 US tons
Inventory rating65 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length269 ft (82 m)
Longest span91 ft (27.7 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deck14 ft (4.3 m)

Traffic and service

Average daily traffic15,923 (2016)
Projected traffic22,968 by 2041
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3.5 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp Bb over Interstate 690 RTE I690 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Ramp Bb over Interstate 690 RTE I690 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 Ramp Bb over Interstate 690 RTE I690 carry?

About 15,923 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Ramp Bb over Interstate 690 RTE I690?

The structure is 269 ft (82 m) long with a longest span of 91 ft (27.7 m) and a deck 37 ft wide.

Who owns Ramp Bb over Interstate 690 RTE I690?

It is owned by the State Highway Agency.