US Bridges

Allegany ST Pk 2A over Red House Brook

Fair

Cattaraugus County, New York · 2.6 MI E JCT 17 < Asp 2 · Structure no. 000000005523140

Built
1935
90 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
47 ft
2 main spans
Daily traffic
210
2018 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Allegany ST Pk 2A over Red House Brook is a concrete slab carrying Allegany ST Pk 2A over Red House Brook in Cattaraugus County, New York. It was built in 1935, so it is 90 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 5 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 210 vehicles a day, roughly 7% of them trucks, projected to reach 294 by 2038. The structure is 47 ft (14.3 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesAllegany ST Pk 2A
CrossesRed House Brook
Location2.6 MI E JCT 17 < Asp 2
RouteState Lands Road 0
Coordinates42.09961, -78.73573
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 alignment7: Better than present minimum criteria
Operating rating79.9 US tons
Inventory rating21.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span20 ft (6.1 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2018)
Projected traffic294 by 2038
Trucks7%
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

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$883,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Allegany ST Pk 2A over Red House Brook built?

It was built in 1935, making it 90 years old in 2025.

What condition is Allegany ST Pk 2A over Red House Brook 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 October 2023.

How much traffic does Allegany ST Pk 2A over Red House Brook carry?

About 210 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Allegany ST Pk 2A over Red House Brook?

The structure is 47 ft (14.3 m) long with a longest span of 20 ft (6.1 m) and a deck 36 ft wide.

Who owns Allegany ST Pk 2A over Red House Brook?

It is owned by the State Park, Forest, or Reservation Agency.