US Bridges

Plank Road over Deep Kill

Good

Rensselaer County, New York · 1.7 MI NE of Speigletown · Structure no. 000000003303510

Built
2018
7 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
841
2017 count
Owner
County
County Highway Agency

About this bridge

Plank Road over Deep Kill is a prestressed concrete box beam or girders - multiple carrying Plank Road over Deep Kill in Rensselaer County, New York. It was built in 2018, so it is 7 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 841 vehicles a day, roughly 5% of them trucks, projected to reach 1,177 by 2037. The structure is 46 ft (14 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPlank Road
CrossesDeep Kill
Location1.7 MI NE of Speigletown
RouteCounty Highway 0
Coordinates42.80517, -73.59371
Functional classRural Minor Collector

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating84 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14 m)
Longest span43 ft (13.1 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic841 (2017)
Projected traffic1,177 by 2037
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$769,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Plank Road over Deep Kill built?

It was built in 2018, making it 7 years old in 2025.

What condition is Plank Road over Deep Kill 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 June 2024.

How much traffic does Plank Road over Deep Kill carry?

About 841 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Plank Road over Deep Kill?

The structure is 46 ft (14 m) long with a longest span of 43 ft (13.1 m) and a deck 30 ft wide.

Who owns Plank Road over Deep Kill?

It is owned by the County Highway Agency.