US Bridges

RTE I87 over RTE 910K

Poor

Essex County, New York · I87 Exit 29 · Structure no. 000000001033712

Built
1966
59 years old
Condition
Poor
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
3 main spans
Daily traffic
5,019
2015 count
Owner
State
State Highway Agency

About this bridge

RTE I87 over RTE 910K is a steel stringer/multi-beam or girder carrying RTE I87 over RTE 910K in Essex County, New York. It was built in 1966, so it is 59 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 5,019 vehicles a day, roughly 31% of them trucks, projected to reach 5,977 by 2041. The structure is 161 ft (49.1 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE I87
CrossesRTE 910K
LocationI87 Exit 29
RouteInterstate 87
CountyEssex County
StateNew York
Coordinates43.95167, -73.73554
Functional classRural Principal Arterial - Interstate

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length161 ft (49.1 m)
Longest span61 ft (18.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,019 (2015)
Projected traffic5,977 by 2041
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$2.8 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I87 over RTE 910K built?

It was built in 1966, making it 59 years old in 2025.

What condition is RTE I87 over RTE 910K 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 April 2023.

How much traffic does RTE I87 over RTE 910K carry?

About 5,019 vehicles per day (2015 count), of which roughly 31% are trucks.

How long is RTE I87 over RTE 910K?

The structure is 161 ft (49.1 m) long with a longest span of 61 ft (18.5 m) and a deck 43 ft wide.

Who owns RTE I87 over RTE 910K?

It is owned by the State Highway Agency.