US Bridges

RTE 3 over True Brook

Good

Clinton County, New York · 7.9 MI SW JCT Rts 3 & 374 · Structure no. 000000001000840

Built
1997
28 years old
Condition
Good
inspected August 2023
Type
Frame
Concrete
Length
35 ft
1 main span
Daily traffic
3,370
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 3 over True Brook is a concrete frame carrying RTE 3 over True Brook in Clinton County, New York. It was built in 1997, so it is 28 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 3,370 vehicles a day, roughly 9% of them trucks, projected to reach 3,402 by 2041. The structure is 35 ft (10.7 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 3
CrossesTrue Brook
Location7.9 MI SW JCT Rts 3 & 374
RouteState Highway 3
Coordinates44.63875, -73.75577
Functional classRural Principal Arterial - Other

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating81 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length35 ft (10.7 m)
Longest span32 ft (9.7 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,370 (2020)
Projected traffic3,402 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 3 over True Brook built?

It was built in 1997, making it 28 years old in 2025.

What condition is RTE 3 over True 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 August 2023.

How much traffic does RTE 3 over True Brook carry?

About 3,370 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is RTE 3 over True Brook?

The structure is 35 ft (10.7 m) long with a longest span of 32 ft (9.7 m) and a deck 42 ft wide.

Who owns RTE 3 over True Brook?

It is owned by the State Highway Agency.