US Bridges

RTE 52 over East Mongaup Rvr

Fair

Sullivan County, New York · 1.6 MI SE JCT SH17 & SH52 · Structure no. 000000001077160

Built
1995
30 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
92 ft
1 main span
Daily traffic
10,140
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 52 over East Mongaup Rvr is a steel stringer/multi-beam or girder carrying RTE 52 over East Mongaup Rvr in Sullivan County, New York. It was built in 1995, so it is 30 years old, younger 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 6 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 10,140 vehicles a day, roughly 7% of them trucks, projected to reach 10,342 by 2041. The structure is 92 ft (28 m) long and 46 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesRTE 52
CrossesEast Mongaup Rvr
Location1.6 MI SE JCT SH17 & SH52
RouteState Highway 52
CountySullivan County
StateNew York
Coordinates41.77766, -74.70689
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length92 ft (28 m)
Longest span86 ft (26.2 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,140 (2020)
Projected traffic10,342 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 52 over East Mongaup Rvr built?

It was built in 1995, making it 30 years old in 2025.

What condition is RTE 52 over East Mongaup Rvr 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 March 2023.

How much traffic does RTE 52 over East Mongaup Rvr carry?

About 10,140 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is RTE 52 over East Mongaup Rvr?

The structure is 92 ft (28 m) long with a longest span of 86 ft (26.2 m) and a deck 46 ft wide.

Who owns RTE 52 over East Mongaup Rvr?

It is owned by the State Highway Agency.