US Bridges

Gibson Road over Trib Big Stream

PoorPosted for load

Yates County, New York · 1.0 MI W of Dundee · Structure no. 000000002254590

Built
1926
99 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
24
2018 count
Owner
County
County Highway Agency

About this bridge

Gibson Road over Trib Big Stream is a steel stringer/multi-beam or girder carrying Gibson Road over Trib Big Stream in Yates County, New York. It was built in 1926, so it is 99 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. Its operating status is: posted for load restriction.

It carries about 24 vehicles a day, roughly 19% of them trucks, projected to reach 34 by 2038. The structure is 54 ft (16.5 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesGibson Road
CrossesTrib Big Stream
Location1.0 MI W of Dundee
Coordinates42.52762, -77.00188
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating38 US tons
Inventory rating22 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length54 ft (16.5 m)
Longest span51 ft (15.5 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2018)
Projected traffic34 by 2038
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gibson Road over Trib Big Stream built?

It was built in 1926, making it 99 years old in 2025.

What condition is Gibson Road over Trib Big Stream 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 July 2024.

How much traffic does Gibson Road over Trib Big Stream carry?

About 24 vehicles per day (2018 count), of which roughly 19% are trucks.

How long is Gibson Road over Trib Big Stream?

The structure is 54 ft (16.5 m) long with a longest span of 51 ft (15.5 m) and a deck 28 ft wide.

Who owns Gibson Road over Trib Big Stream?

It is owned by the County Highway Agency.