US Bridges

RTE 8 over Sacandaga River

Good

Hamilton County, New York · 0.7 MI SE JCT Rts 8 & 30 · Structure no. 000000001004810

Built
1968
57 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
90 ft
1 main span
Daily traffic
2,490
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 8 over Sacandaga River is a steel stringer/multi-beam or girder carrying RTE 8 over Sacandaga River in Hamilton County, New York. It was built in 1968, so it is 57 years old, older 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 2,490 vehicles a day, roughly 6% of them trucks, projected to reach 2,685 by 2041. The structure is 90 ft (27.4 m) long and 49 ft wide. If it were closed, the detour would be 79.5 mi (128 km).

CarriesRTE 8
CrossesSacandaga River
Location0.7 MI SE JCT Rts 8 & 30
RouteState Highway 8
Coordinates43.49545, -74.35896
Functional classRural Principal Arterial - Other

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span86 ft (26.2 m)
Deck width49 ft (14.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,490 (2021)
Projected traffic2,685 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed79.5 mi (128 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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 8 over Sacandaga River built?

It was built in 1968, making it 57 years old in 2025.

What condition is RTE 8 over Sacandaga River 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 October 2024.

How much traffic does RTE 8 over Sacandaga River carry?

About 2,490 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is RTE 8 over Sacandaga River?

The structure is 90 ft (27.4 m) long with a longest span of 86 ft (26.2 m) and a deck 49 ft wide.

Who owns RTE 8 over Sacandaga River?

It is owned by the State Highway Agency.