US Bridges

Dubois - Webb RD over Great Chazy River

PoorPosted for load

Clinton County, New York · 1 MI N JCT US 11 & I87 · Structure no. 000000003336200

Built
1991
34 years old
Condition
Poor
inspected June 2024
Type
Truss - Thru
Steel
Length
124 ft
1 main span
Daily traffic
216
2021 count
Owner
County
County Highway Agency

About this bridge

Dubois - Webb RD over Great Chazy River is a steel truss - thru carrying Dubois - Webb RD over Great Chazy River in Clinton County, New York. It was built in 1991, so it is 34 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 216 vehicles a day, roughly 4% of them trucks, projected to reach 302 by 2041. The structure is 124 ft (37.8 m) long and 26 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesDubois - Webb RD
CrossesGreat Chazy River
Location1 MI N JCT US 11 & I87
Coordinates44.98731, -73.4598
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28 US tons
Inventory rating17 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length124 ft (37.8 m)
Longest span120 ft (36.5 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic216 (2021)
Projected traffic302 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dubois - Webb RD over Great Chazy River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Dubois - Webb RD over Great Chazy River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Dubois - Webb RD over Great Chazy River carry?

About 216 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Dubois - Webb RD over Great Chazy River?

The structure is 124 ft (37.8 m) long with a longest span of 120 ft (36.5 m) and a deck 26 ft wide.

Who owns Dubois - Webb RD over Great Chazy River?

It is owned by the County Highway Agency.