US Bridges

RTE 76 over Alder Bottm Creek

Fair

Chautauqua County, New York · .4 MI N JCT SH 76 & SH474 · Structure no. 000000001029970

Built
1932
93 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete
Length
31 ft
1 main span
Daily traffic
1,032
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 76 over Alder Bottm Creek is a concrete tee beam carrying RTE 76 over Alder Bottm Creek in Chautauqua County, New York. It was built in 1932, so it is 93 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 1,032 vehicles a day, roughly 13% of them trucks, projected to reach 1,042 by 2041. The structure is 31 ft (9.4 m) long and 30 ft wide. If it were closed, the detour would be 17.4 mi (28 km).

Location

Open in Google Maps
CarriesRTE 76
CrossesAlder Bottm Creek
Location.4 MI N JCT SH 76 & SH474
RouteState Highway 76
CountyChautauqua County
StateNew York
Coordinates42.07925, -79.57532
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,032 (2020)
Projected traffic1,042 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed17.4 mi (28 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$588,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 76 over Alder Bottm Creek built?

It was built in 1932, making it 93 years old in 2025.

What condition is RTE 76 over Alder Bottm 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 April 2023.

How much traffic does RTE 76 over Alder Bottm Creek carry?

About 1,032 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is RTE 76 over Alder Bottm Creek?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns RTE 76 over Alder Bottm Creek?

It is owned by the State Highway Agency.