US Bridges

Plank Road over Sandy Creek

Poor

Jefferson County, New York · 3 Miles NE of Rodman · Structure no. 000000003338810

Built
1939
86 years old
Condition
Poor
inspected September 2023
Type
Girder and Floorbeam System
Steel
Length
73 ft
1 main span
Daily traffic
43
2019 count
Owner
County
County Highway Agency

About this bridge

Plank Road over Sandy Creek is a steel girder and floorbeam system carrying Plank Road over Sandy Creek in Jefferson County, New York. It was built in 1939, so it is 86 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 43 vehicles a day, roughly 17% of them trucks, projected to reach 60 by 2039. The structure is 73 ft (22.3 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPlank Road
CrossesSandy Creek
Location3 Miles NE of Rodman
Coordinates43.86447, -75.88332
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span70 ft (21.3 m)
Deck width21 ft (6.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43 (2019)
Projected traffic60 by 2039
Trucks17%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$715,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Plank Road over Sandy Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is Plank Road over Sandy Creek 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 September 2023.

How much traffic does Plank Road over Sandy Creek carry?

About 43 vehicles per day (2019 count), of which roughly 17% are trucks.

How long is Plank Road over Sandy Creek?

The structure is 73 ft (22.3 m) long with a longest span of 70 ft (21.3 m) and a deck 21 ft wide.

Who owns Plank Road over Sandy Creek?

It is owned by the County Highway Agency.