US Bridges

Mac Arthur Avenue over Mill Creek

Fair

Schoharie County, New York · Village of Cobleskill · Structure no. 000000002263540

Built
1924
101 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
1,479
2017 count
Owner
County
County Highway Agency

About this bridge

Mac Arthur Avenue over Mill Creek is a concrete slab carrying Mac Arthur 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 1,479 vehicles a day, roughly 3% of them trucks, projected to reach 2,071 by 2037. The structure is 28 ft (8.5 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMac Arthur Avenue
CrossesMill Creek
LocationVillage of Cobleskill
Coordinates42.6757, -74.48515
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; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.8 US tons
Inventory rating23.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width30 ft (9.1 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,479 (2017)
Projected traffic2,071 by 2037
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$408,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mac Arthur Avenue over Mill Creek built?

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

What condition is Mac Arthur 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 Mac Arthur Avenue over Mill Creek carry?

About 1,479 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Mac Arthur Avenue over Mill Creek?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 30 ft wide.

Who owns Mac Arthur Avenue over Mill Creek?

It is owned by the County Highway Agency.