US Bridges

RTE 30 over Sacandaga River

Fair

Hamilton County, New York · 1.5 MI S JCT Rts 8 & 30 · Structure no. 000000001021170

Built
2001
24 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
319 ft
2 main spans
Daily traffic
1,706
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 30 over Sacandaga River is a steel continuous stringer/multi-beam or girder carrying RTE 30 over Sacandaga River in Hamilton County, New York. It was built in 2001, so it is 24 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 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 1,706 vehicles a day, roughly 10% of them trucks, projected to reach 1,840 by 2041. The structure is 319 ft (97.2 m) long and 39 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesRTE 30
CrossesSacandaga River
Location1.5 MI S JCT Rts 8 & 30
RouteState Highway 30
CountyHamilton County
StateNew York
Coordinates43.25896, -74.22616
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length319 ft (97.2 m)
Longest span174 ft (53 m)
Deck width39 ft (11.8 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,706 (2021)
Projected traffic1,840 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemYes

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$3.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 30 over Sacandaga River built?

It was built in 2001, making it 24 years old in 2025.

What condition is RTE 30 over Sacandaga River 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 August 2023.

How much traffic does RTE 30 over Sacandaga River carry?

About 1,706 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is RTE 30 over Sacandaga River?

The structure is 319 ft (97.2 m) long with a longest span of 174 ft (53 m) and a deck 39 ft wide.

Who owns RTE 30 over Sacandaga River?

It is owned by the State Highway Agency.