US Bridges

Railroad Avenue over Mill Creek

Fair

Schoharie County, New York · Village of Cobleskill · Structure no. 000000002263550

Built
1924
101 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
138
2020 count
Owner
County
County Highway Agency

About this bridge

Railroad Avenue over Mill Creek is a concrete slab carrying Railroad Avenue over Mill Creek in Schoharie County, New York. It was built in 1924, so it is 101 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 138 vehicles a day, roughly 11% of them trucks, projected to reach 193 by 2040. The structure is 27 ft (8.3 m) long and 20 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRailroad Avenue
CrossesMill Creek
LocationVillage of Cobleskill
CountySchoharie County
StateNew York
Coordinates42.67638, -74.48543
Functional classUrban 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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating53.9 US tons
Inventory rating15.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length27 ft (8.3 m)
Longest span25 ft (7.6 m)
Deck width20 ft (6.1 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138 (2020)
Projected traffic193 by 2040
Trucks11%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$403,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Railroad Avenue over Mill Creek built?

It was built in 1924, making it 101 years old in 2025.

What condition is Railroad Avenue over Mill 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 2024.

How much traffic does Railroad Avenue over Mill Creek carry?

About 138 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Railroad Avenue over Mill Creek?

The structure is 27 ft (8.3 m) long with a longest span of 25 ft (7.6 m) and a deck 20 ft wide.

Who owns Railroad Avenue over Mill Creek?

It is owned by the County Highway Agency.