US Bridges

RTE 171 over Moyer Creek

Fair

Herkimer County, New York · 4.8 MI SW JCT Rt 5S & 171 · Structure no. 000000001039060

Built
1974
51 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
166
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 171 over Moyer Creek is a prestressed concrete box beam or girders - multiple carrying RTE 171 over Moyer Creek in Herkimer County, New York. It was built in 1974, so it is 51 years old, younger 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 166 vehicles a day, roughly 11% of them trucks, projected to reach 232 by 2039. The structure is 28 ft (8.5 m) long and 31 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

Location

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CarriesRTE 171
CrossesMoyer Creek
Location4.8 MI SW JCT Rt 5S & 171
RouteState Highway 171
CountyHerkimer County
StateNew York
Coordinates43.00916, -75.15687
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic166 (2019)
Projected traffic232 by 2039
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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$619,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 171 over Moyer Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is RTE 171 over Moyer 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 June 2024.

How much traffic does RTE 171 over Moyer Creek carry?

About 166 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is RTE 171 over Moyer Creek?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 31 ft wide.

Who owns RTE 171 over Moyer Creek?

It is owned by the State Highway Agency.