US Bridges

RTE I690 over Nine Mile Creek

Fair

Onondaga County, New York · I-690 WB + Nine MI Creek · Structure no. 000000001093331

Built
1975
50 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
25,881
2009 count
Owner
State
State Highway Agency

About this bridge

RTE I690 over Nine Mile Creek is a prestressed concrete stringer/multi-beam or girder carrying RTE I690 over Nine Mile Creek in Onondaga County, New York. It was built in 1975, so it is 50 years old, younger 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 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 25,881 vehicles a day, roughly 11% of them trucks. The structure is 92 ft (28 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I690
CrossesNine Mile Creek
LocationI-690 WB + Nine MI Creek
RouteInterstate 690
Coordinates43.08281, -76.2252
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span90 ft (27.4 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,881 (2009)
Projected traffic—
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$2.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I690 over Nine Mile Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is RTE I690 over Nine Mile Creek 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 June 2024.

How much traffic does RTE I690 over Nine Mile Creek carry?

About 25,881 vehicles per day (2009 count), of which roughly 11% are trucks.

How long is RTE I690 over Nine Mile Creek?

The structure is 92 ft (28 m) long with a longest span of 90 ft (27.4 m) and a deck 44 ft wide.

Who owns RTE I690 over Nine Mile Creek?

It is owned by the State Highway Agency.