US Bridges

Shady City Road over Deer River

Fair

St. Lawrence County, New York · 2.5 MI N of No Lawrence · Structure no. 000000003340600

Built
1989
36 years old, rebuilt 2001
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
99 ft
1 main span
Daily traffic
74
2020 count
Owner
County
County Highway Agency

About this bridge

Shady City Road over Deer River is a steel stringer/multi-beam or girder carrying Shady City Road over Deer River in St. Lawrence County, New York. It was built in 1989 and reconstructed in 2001, so it is 36 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 74 vehicles a day, projected to reach 104 by 2040. The structure is 99 ft (30.2 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesShady City Road
CrossesDeer River
Location2.5 MI N of No Lawrence
RouteCounty Highway 0
CountySt. Lawrence County
StateNew York
Coordinates44.85798, -74.6734
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 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 geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span96 ft (29.2 m)
Deck width18 ft (5.5 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74 (2020)
Projected traffic104 by 2040
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$850,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Shady City Road over Deer River built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2001.

What condition is Shady City Road over Deer 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 June 2023.

How much traffic does Shady City Road over Deer River carry?

About 74 vehicles per day (2020 count).

How long is Shady City Road over Deer River?

The structure is 99 ft (30.2 m) long with a longest span of 96 ft (29.2 m) and a deck 18 ft wide.

Who owns Shady City Road over Deer River?

It is owned by the County Highway Agency.