US Bridges

RTE 80 over Slate Creek

Good

Montgomery County, New York · 6 MI W JCT SH 5S & SH 80 · Structure no. 000000001030920

Built
1973
52 years old
Condition
Good
inspected July 2023
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
845
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 80 over Slate Creek is a steel culvert carrying RTE 80 over Slate Creek in Montgomery County, New York. It was built in 1973, so it is 52 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 845 vehicles a day, roughly 11% of them trucks, projected to reach 881 by 2041. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesRTE 80
CrossesSlate Creek
Location6 MI W JCT SH 5S & SH 80
RouteState Highway 80
Coordinates42.93503, -74.73173
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating84.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span20 ft (6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic845 (2018)
Projected traffic881 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$217,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 80 over Slate Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is RTE 80 over Slate Creek 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 July 2023.

How much traffic does RTE 80 over Slate Creek carry?

About 845 vehicles per day (2018 count), of which roughly 11% are trucks.

How long is RTE 80 over Slate Creek?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6 m).

Who owns RTE 80 over Slate Creek?

It is owned by the State Highway Agency.