US Bridges

Swamp Road over Lit Conewango Crk

Fair

Cattaraugus County, New York · .1 Mile North of Randolph · Structure no. 000000003320930

Built
1963
62 years old, rebuilt 1995
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
29
2021 count
Owner
County
County Highway Agency

About this bridge

Swamp Road over Lit Conewango Crk is a steel stringer/multi-beam or girder carrying Swamp Road over Lit Conewango Crk in Cattaraugus County, New York. It was built in 1963 and reconstructed in 1995, so it is 62 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 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 29 vehicles a day, roughly 1% of them trucks, projected to reach 41 by 2041. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSwamp Road
CrossesLit Conewango Crk
Location.1 Mile North of Randolph
Coordinates42.1734, -78.98593
Functional classRural Local

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88 US tons
Inventory rating52 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span34 ft (10.3 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2021)
Projected traffic41 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$755,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Swamp Road over Lit Conewango Crk built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1995.

What condition is Swamp Road over Lit Conewango Crk 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 Swamp Road over Lit Conewango Crk carry?

About 29 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Swamp Road over Lit Conewango Crk?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.3 m) and a deck 26 ft wide.

Who owns Swamp Road over Lit Conewango Crk?

It is owned by the County Highway Agency.