US Bridges

RTE 20A over Genesee River

Poor

Livingston County, New York · JCT RTE 20A + Genesee R · Structure no. 000000001016200

Built
1970
55 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
248 ft
3 main spans
Daily traffic
6,550
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 20A over Genesee River is a steel stringer/multi-beam or girder carrying RTE 20A over Genesee River in Livingston County, New York. It was built in 1970, so it is 55 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,550 vehicles a day, roughly 6% of them trucks, projected to reach 6,590 by 2041. The structure is 248 ft (75.6 m) long and 50 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesRTE 20A
CrossesGenesee River
LocationJCT RTE 20A + Genesee R
RouteU.S. Route 20A
Coordinates42.77706, -77.8411
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length248 ft (75.6 m)
Longest span116 ft (35.4 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,550 (2018)
Projected traffic6,590 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 km)
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$5.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 20A over Genesee River built?

It was built in 1970, making it 55 years old in 2025.

What condition is RTE 20A over Genesee River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does RTE 20A over Genesee River carry?

About 6,550 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is RTE 20A over Genesee River?

The structure is 248 ft (75.6 m) long with a longest span of 116 ft (35.4 m) and a deck 50 ft wide.

Who owns RTE 20A over Genesee River?

It is owned by the State Highway Agency.