US Bridges

RTE 8 over Schroon River

Fair

Warren County, New York · 0.4 MI E JCT 8 & I87 · Structure no. 000000001004890

Built
1930
95 years old, rebuilt 1993
Condition
Fair
inspected July 2024
Type
Truss - Thru
Steel
Length
267 ft
2 main spans
Daily traffic
2,148
2016 count
Owner
State
State Highway Agency

About this bridge

RTE 8 over Schroon River is a steel truss - thru carrying RTE 8 over Schroon River in Warren County, New York. It was built in 1930 and reconstructed in 1993, so it is 95 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 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 2,148 vehicles a day, roughly 7% of them trucks, projected to reach 2,290 by 2041. The structure is 267 ft (81.4 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRTE 8
CrossesSchroon River
Location0.4 MI E JCT 8 & I87
RouteState Highway 8
CountyWarren County
StateNew York
Coordinates43.6708, -73.77106
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
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 protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length267 ft (81.4 m)
Longest span130 ft (39.6 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.4 m)

Traffic and service

Average daily traffic2,148 (2016)
Projected traffic2,290 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$9.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 8 over Schroon River built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1993.

What condition is RTE 8 over Schroon 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 July 2024.

How much traffic does RTE 8 over Schroon River carry?

About 2,148 vehicles per day (2016 count), of which roughly 7% are trucks.

How long is RTE 8 over Schroon River?

The structure is 267 ft (81.4 m) long with a longest span of 130 ft (39.6 m) and a deck 26 ft wide.

Who owns RTE 8 over Schroon River?

It is owned by the State Highway Agency.