US Bridges

RTE I84 over Monhagen Creek

Fair

Orange County, New York · 1.3 MI E of Int 15 - I84 · Structure no. 000000001052512

Built
1967
58 years old, rebuilt 1995
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
76 ft
1 main span
Daily traffic
17,691
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I84 over Monhagen Creek is a steel stringer/multi-beam or girder carrying RTE I84 over Monhagen Creek in Orange County, New York. It was built in 1967 and reconstructed in 1995, so it is 58 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 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 17,691 vehicles a day, roughly 21% of them trucks, projected to reach 29,957 by 2041. The structure is 76 ft (23.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I84
CrossesMonhagen Creek
Location1.3 MI E of Int 15 - I84
RouteInterstate 84
CountyOrange County
StateNew York
Coordinates41.42277, -74.40024
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span72 ft (21.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,691 (2020)
Projected traffic29,957 by 2041
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$4.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I84 over Monhagen Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1995.

What condition is RTE I84 over Monhagen 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 September 2024.

How much traffic does RTE I84 over Monhagen Creek carry?

About 17,691 vehicles per day (2020 count), of which roughly 21% are trucks.

How long is RTE I84 over Monhagen Creek?

The structure is 76 ft (23.2 m) long with a longest span of 72 ft (21.9 m) and a deck 43 ft wide.

Who owns RTE I84 over Monhagen Creek?

It is owned by the State Highway Agency.