US Bridges

RTE 40 over Tomhannock Creek

Fair

Rensselaer County, New York · 2.0 MI S Schaghticoke · Structure no. 000000001024700

Built
2004
21 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
177 ft
1 main span
Daily traffic
7,900
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 40 over Tomhannock Creek is a steel stringer/multi-beam or girder carrying RTE 40 over Tomhannock Creek in Rensselaer County, New York. It was built in 2004, so it is 21 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 7,900 vehicles a day, roughly 9% of them trucks, projected to reach 8,425 by 2041. The structure is 177 ft (53.9 m) long and 43 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesRTE 40
CrossesTomhannock Creek
Location2.0 MI S Schaghticoke
RouteState Highway 40
CountyRensselaer County
StateNew York
Coordinates42.88115, -73.6028
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating71 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length177 ft (53.9 m)
Longest span175 ft (53.3 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,900 (2019)
Projected traffic8,425 by 2041
Trucks9%
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

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$3.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 40 over Tomhannock Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is RTE 40 over Tomhannock Creek 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 April 2024.

How much traffic does RTE 40 over Tomhannock Creek carry?

About 7,900 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is RTE 40 over Tomhannock Creek?

The structure is 177 ft (53.9 m) long with a longest span of 175 ft (53.3 m) and a deck 43 ft wide.

Who owns RTE 40 over Tomhannock Creek?

It is owned by the State Highway Agency.