US Bridges

RTE 28 over Forestport Reservoir

Fair

Oneida County, New York · 1.6 MI NE JCT SH12 & SH28 · Structure no. 000000001020210

Built
1938
87 years old, rebuilt 2021
Condition
Fair
inspected September 2023
Type
Truss - Thru
Steel
Length
179 ft
1 main span
Daily traffic
4,446
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 28 over Forestport Reservoir is a steel truss - thru carrying RTE 28 over Forestport Reservoir in Oneida County, New York. It was built in 1938 and reconstructed in 2021, so it is 87 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 6 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 4,446 vehicles a day, roughly 10% of them trucks, projected to reach 4,473 by 2041. The structure is 179 ft (54.6 m) long and 31 ft wide. If it were closed, the detour would be 83.9 mi (135 km).

Location

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CarriesRTE 28
CrossesForestport Reservoir
Location1.6 MI NE JCT SH12 & SH28
RouteState Highway 28
CountyOneida County
StateNew York
Coordinates43.43896, -75.20404
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span175 ft (53.3 m)
Deck width31 ft (9.6 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deck15 ft (4.4 m)

Traffic and service

Average daily traffic4,446 (2020)
Projected traffic4,473 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed83.9 mi (135 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$11.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 28 over Forestport Reservoir built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2021.

What condition is RTE 28 over Forestport Reservoir 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 September 2023.

How much traffic does RTE 28 over Forestport Reservoir carry?

About 4,446 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is RTE 28 over Forestport Reservoir?

The structure is 179 ft (54.6 m) long with a longest span of 175 ft (53.3 m) and a deck 31 ft wide.

Who owns RTE 28 over Forestport Reservoir?

It is owned by the State Highway Agency.