US Bridges

Dyke Road over Old State HWY 5S

Good

Herkimer County, New York · In West Frankfort · Structure no. 000000003366940

Built
1981
44 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
88 ft
1 main span
Daily traffic
6,235
2018 count
Owner
County
County Highway Agency

About this bridge

Dyke Road over Old State HWY 5S is a steel stringer/multi-beam or girder carrying Dyke Road over Old State HWY 5S in Herkimer County, New York. It was built in 1981, so it is 44 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,235 vehicles a day, roughly 13% of them trucks, projected to reach 7,574 by 2041. The structure is 88 ft (26.8 m) long and 53 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

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CarriesDyke Road
CrossesOld State HWY 5S
LocationIn West Frankfort
RouteCounty Highway 0
CountyHerkimer County
StateNew York
Coordinates43.08717, -75.16254
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span85 ft (25.9 m)
Deck width53 ft (16.1 m)
Roadway width50 ft (15.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,235 (2018)
Projected traffic7,574 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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$1.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Dyke Road over Old State HWY 5S built?

It was built in 1981, making it 44 years old in 2025.

What condition is Dyke Road over Old State HWY 5S in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Dyke Road over Old State HWY 5S carry?

About 6,235 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is Dyke Road over Old State HWY 5S?

The structure is 88 ft (26.8 m) long with a longest span of 85 ft (25.9 m) and a deck 53 ft wide.

Who owns Dyke Road over Old State HWY 5S?

It is owned by the County Highway Agency.