US Bridges

RTE 18 over Marsh Creek East

Poor

Orleans County, New York · 3.2MI E JCT Rts 18 + 98 · Structure no. 000000001014750

Built
1932
93 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
1,337
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 18 over Marsh Creek East is a steel stringer/multi-beam or girder carrying RTE 18 over Marsh Creek East in Orleans County, New York. It was built in 1932, so it is 93 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 1,337 vehicles a day, roughly 11% of them trucks, projected to reach 1,394 by 2041. The structure is 33 ft (10.1 m) long and 29 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRTE 18
CrossesMarsh Creek East
Location3.2MI E JCT Rts 18 + 98
RouteState Highway 18
Coordinates43.33938, -78.12772
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,337 (2021)
Projected traffic1,394 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

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$734,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 18 over Marsh Creek East built?

It was built in 1932, making it 93 years old in 2025.

What condition is RTE 18 over Marsh Creek East 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 August 2024.

How much traffic does RTE 18 over Marsh Creek East carry?

About 1,337 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is RTE 18 over Marsh Creek East?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns RTE 18 over Marsh Creek East?

It is owned by the State Highway Agency.