US Bridges

First Street over Poesten Kill

Poor

Rensselaer County, New York · First ST in Troy South · Structure no. 000000002202330

Built
1900
125 years old
Condition
Poor
inspected August 2024
Type
Arch - Deck
Masonry
Length
84 ft
3 main spans
Daily traffic
2,267
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

First Street over Poesten Kill is a masonry arch - deck carrying First Street over Poesten Kill in Rensselaer County, New York. It was built in 1900, so it is 125 years old, older 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.

It carries about 2,267 vehicles a day, roughly 7% of them trucks, projected to reach 2,804 by 2041. The structure is 84 ft (25.6 m) long and 60 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesFirst Street
CrossesPoesten Kill
LocationFirst ST in Troy South
RouteCity Street 0
Coordinates42.72034, -73.69524
Functional classUrban Collector

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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.7 US tons
Inventory rating14.3 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans3
Design loadUnknown
Structure length84 ft (25.6 m)
Longest span29 ft (8.8 m)
Deck width60 ft (18.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,267 (2019)
Projected traffic2,804 by 2041
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$4.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was First Street over Poesten Kill built?

It was built in 1900, making it 125 years old in 2025.

What condition is First Street over Poesten Kill 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 August 2024.

How much traffic does First Street over Poesten Kill carry?

About 2,267 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is First Street over Poesten Kill?

The structure is 84 ft (25.6 m) long with a longest span of 29 ft (8.8 m) and a deck 60 ft wide.

Who owns First Street over Poesten Kill?

It is owned by the City or Municipal Highway Agency.