US Bridges

RTE 40 over Boston & Maine Railroad

Fair

Rensselaer County, New York · 1.2 MI S JCT Rts 40 & 67 · Structure no. 000000001024710

Built
1995
30 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
205 ft
1 main span
Daily traffic
9,449
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 40 over Boston & Maine Railroad is a steel stringer/multi-beam or girder carrying RTE 40 over Boston & Maine Railroad in Rensselaer County, New York. It was built in 1995, so it is 30 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 9,449 vehicles a day, roughly 8% of them trucks, projected to reach 10,077 by 2041. The structure is 205 ft (62.5 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRTE 40
CrossesBoston & Maine Railroad
Location1.2 MI S JCT Rts 40 & 67
RouteState Highway 40
CountyRensselaer County
StateNew York
Coordinates42.89085, -73.59392
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length205 ft (62.5 m)
Longest span200 ft (60.9 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,449 (2019)
Projected traffic10,077 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 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$3.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 40 over Boston & Maine Railroad built?

It was built in 1995, making it 30 years old in 2025.

What condition is RTE 40 over Boston & Maine Railroad 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 July 2024.

How much traffic does RTE 40 over Boston & Maine Railroad carry?

About 9,449 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is RTE 40 over Boston & Maine Railroad?

The structure is 205 ft (62.5 m) long with a longest span of 200 ft (60.9 m) and a deck 39 ft wide.

Who owns RTE 40 over Boston & Maine Railroad?

It is owned by the State Highway Agency.