US Bridges

River Road over Trout Brook

Good

St. Lawrence County, New York · Located in Raymondville · Structure no. 000000003221460

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
565
2018 count
Owner
County
County Highway Agency

About this bridge

River Road over Trout Brook is a prestressed concrete box beam or girders - multiple carrying River Road over Trout Brook in St. Lawrence County, New York. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 565 vehicles a day, roughly 4% of them trucks, projected to reach 791 by 2038. The structure is 94 ft (28.7 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesRiver Road
CrossesTrout Brook
LocationLocated in Raymondville
Coordinates44.83463, -74.98104
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating96.5 US tons
Inventory rating74.3 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length94 ft (28.7 m)
Longest span81 ft (24.7 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic565 (2018)
Projected traffic791 by 2038
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$758,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road over Trout Brook built?

It was built in 2011, making it 14 years old in 2025.

What condition is River Road over Trout Brook 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 River Road over Trout Brook carry?

About 565 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is River Road over Trout Brook?

The structure is 94 ft (28.7 m) long with a longest span of 81 ft (24.7 m) and a deck 28 ft wide.

Who owns River Road over Trout Brook?

It is owned by the County Highway Agency.