US Bridges

Mowers Road over Sterling Creek

Fair

Herkimer County, New York · 6 MI N of Frankfort · Structure no. 000000003308150

Built
1958
67 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
140
2019 count
Owner
County
County Highway Agency

About this bridge

Mowers Road over Sterling Creek is a prestressed concrete box beam or girders - multiple carrying Mowers Road over Sterling Creek in Herkimer County, New York. It was built in 1958, so it is 67 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 140 vehicles a day, roughly 9% of them trucks, projected to reach 196 by 2039. The structure is 62 ft (18.9 m) long and 30 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesMowers Road
CrossesSterling Creek
Location6 MI N of Frankfort
RouteCounty Highway 0
Coordinates43.10778, -75.07294
Functional classRural Minor 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
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.8 US tons
Inventory rating22.2 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length62 ft (18.9 m)
Longest span58 ft (17.6 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2019)
Projected traffic196 by 2039
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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$991,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mowers Road over Sterling Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Mowers Road over Sterling 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 May 2023.

How much traffic does Mowers Road over Sterling Creek carry?

About 140 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is Mowers Road over Sterling Creek?

The structure is 62 ft (18.9 m) long with a longest span of 58 ft (17.6 m) and a deck 30 ft wide.

Who owns Mowers Road over Sterling Creek?

It is owned by the County Highway Agency.