US Bridges

County Road 15 over Lisbon Creek

Good

St. Lawrence County, New York · .75 Mile E of Heuvelton · Structure no. 000000003341460

Built
1933
92 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
44 ft
1 main span
Daily traffic
1,104
2019 count
Owner
County
County Highway Agency

About this bridge

County Road 15 over Lisbon Creek is a steel stringer/multi-beam or girder carrying County Road 15 over Lisbon Creek in St. Lawrence County, New York. It was built in 1933, so it is 92 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 1,104 vehicles a day, roughly 5% of them trucks, projected to reach 1,546 by 2039. The structure is 44 ft (13.4 m) long and 34 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Location

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CarriesCounty Road 15
CrossesLisbon Creek
Location.75 Mile E of Heuvelton
RouteCounty Highway 0
CountySt. Lawrence County
StateNew York
Coordinates44.62138, -75.39239
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width34 ft (10.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,104 (2019)
Projected traffic1,546 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 15 over Lisbon Creek built?

It was built in 1933, making it 92 years old in 2025.

What condition is County Road 15 over Lisbon 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 October 2023.

How much traffic does County Road 15 over Lisbon Creek carry?

About 1,104 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is County Road 15 over Lisbon Creek?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 34 ft wide.

Who owns County Road 15 over Lisbon Creek?

It is owned by the County Highway Agency.