US Bridges

RTE 31 over CSX RR / AMTRAK

Poor

Onondaga County, New York · .1 MI S JCT SH 31 & I90 · Structure no. 000000001021870

Built
1983
42 years old
Condition
Poor
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
254 ft
3 main spans
Daily traffic
3,556
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 31 over CSX RR / AMTRAK is a prestressed concrete box beam or girders - multiple carrying RTE 31 over CSX RR / AMTRAK in Onondaga County, New York. It was built in 1983, so it is 42 years old, younger 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 3,556 vehicles a day, roughly 12% of them trucks, projected to reach 3,578 by 2041. The structure is 254 ft (77.4 m) long and 43 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesRTE 31
CrossesCSX RR / AMTRAK
Location.1 MI S JCT SH 31 & I90
RouteState Highway 31
CountyOnondaga County
StateNew York
Coordinates43.07509, -76.48059
Functional classRural Minor Arterial

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
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 alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating21.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length254 ft (77.4 m)
Longest span107 ft (32.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,556 (2020)
Projected traffic3,578 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.7 mi (14 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$5.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 31 over CSX RR / AMTRAK built?

It was built in 1983, making it 42 years old in 2025.

What condition is RTE 31 over CSX RR / AMTRAK 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 November 2024.

How much traffic does RTE 31 over CSX RR / AMTRAK carry?

About 3,556 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is RTE 31 over CSX RR / AMTRAK?

The structure is 254 ft (77.4 m) long with a longest span of 107 ft (32.6 m) and a deck 43 ft wide.

Who owns RTE 31 over CSX RR / AMTRAK?

It is owned by the State Highway Agency.