US Bridges

Hervey Street over Thorpe Creek

Good

Greene County, New York · 4 MI SE Durham · Structure no. 000000003200920

Built
1974
51 years old, rebuilt 2018
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
66
2021 count
Owner
County
County Highway Agency

About this bridge

Hervey Street over Thorpe Creek is a prestressed concrete box beam or girders - multiple carrying Hervey Street over Thorpe Creek in Greene County, New York. It was built in 1974 and reconstructed in 2018, so it is 51 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 66 vehicles a day, roughly 10% of them trucks, projected to reach 92 by 2041. The structure is 30 ft (9 m) long and 24 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesHervey Street
CrossesThorpe Creek
Location4 MI SE Durham
Coordinates42.36091, -74.12786
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 alignment7: Better than present minimum criteria
Operating rating89 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length30 ft (9 m)
Longest span28 ft (8.5 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66 (2021)
Projected traffic92 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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$438,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hervey Street over Thorpe Creek built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2018.

What condition is Hervey Street over Thorpe Creek 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 August 2024.

How much traffic does Hervey Street over Thorpe Creek carry?

About 66 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Hervey Street over Thorpe Creek?

The structure is 30 ft (9 m) long with a longest span of 28 ft (8.5 m) and a deck 24 ft wide.

Who owns Hervey Street over Thorpe Creek?

It is owned by the County Highway Agency.