US Bridges

RTE 20 over Cayuga Creek

Fair

Erie County, New York · 0.6 MI E JCT US20&NY130 · Structure no. 000000001015570

Built
2002
23 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
130 ft
1 main span
Daily traffic
14,642
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 20 over Cayuga Creek is a steel stringer/multi-beam or girder carrying RTE 20 over Cayuga Creek in Erie County, New York. It was built in 2002, so it is 23 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 14,642 vehicles a day, roughly 5% of them trucks, projected to reach 14,710 by 2041. The structure is 130 ft (39.6 m) long and 72 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 20
CrossesCayuga Creek
Location0.6 MI E JCT US20&NY130
RouteU.S. Route 20
Coordinates42.90144, -78.68512
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating81 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length130 ft (39.6 m)
Longest span125 ft (38 m)
Deck width72 ft (22 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,642 (2018)
Projected traffic14,710 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$9.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 20 over Cayuga Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is RTE 20 over Cayuga 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 August 2024.

How much traffic does RTE 20 over Cayuga Creek carry?

About 14,642 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is RTE 20 over Cayuga Creek?

The structure is 130 ft (39.6 m) long with a longest span of 125 ft (38 m) and a deck 72 ft wide.

Who owns RTE 20 over Cayuga Creek?

It is owned by the State Highway Agency.