US Bridges

County Road 178 over Willowemoc Creek

Fair

Sullivan County, New York · 3.1 M NW 17 Exit 97 · Structure no. 000000003356290

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
116 ft
1 main span
Daily traffic
3,696
2016 count
Owner
County
County Highway Agency

About this bridge

County Road 178 over Willowemoc Creek is a steel stringer/multi-beam or girder carrying County Road 178 over Willowemoc Creek in Sullivan County, New York. It was built in 1960, so it is 65 years old, older 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 5 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 3,696 vehicles a day, roughly 4% of them trucks, projected to reach 5,174 by 2036. The structure is 116 ft (35.4 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCounty Road 178
CrossesWillowemoc Creek
Location3.1 M NW 17 Exit 97
RouteCounty Highway 0
CountySullivan County
StateNew York
Coordinates41.90339, -74.82446
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment9: Superior to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length116 ft (35.4 m)
Longest span111 ft (33.8 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,696 (2016)
Projected traffic5,174 by 2036
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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$2.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 178 over Willowemoc Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is County Road 178 over Willowemoc Creek 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 August 2023.

How much traffic does County Road 178 over Willowemoc Creek carry?

About 3,696 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is County Road 178 over Willowemoc Creek?

The structure is 116 ft (35.4 m) long with a longest span of 111 ft (33.8 m) and a deck 37 ft wide.

Who owns County Road 178 over Willowemoc Creek?

It is owned by the County Highway Agency.