US Bridges

RTE 110 over 109 109 0701 1054 RTE 1

Fair

Suffolk County, New York · JCT Rts 109+110 · Structure no. 000000001036939

Built
1956
69 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
182 ft
4 main spans
Daily traffic
40,493
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 110 over 109 109 0701 1054 RTE 1 is a steel stringer/multi-beam or girder carrying RTE 110 over 109 109 0701 1054 RTE 1 in Suffolk County, New York. It was built in 1956, so it is 69 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 5 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 40,493 vehicles a day, roughly 5% of them trucks, projected to reach 46,720 by 2041. The structure is 182 ft (55.5 m) long and 90 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRTE 110
Crosses109 109 0701 1054 RTE 1
LocationJCT Rts 109+110
RouteState Highway 110
CountySuffolk County
StateNew York
Coordinates40.72271, -73.42486
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length182 ft (55.5 m)
Longest span56 ft (17 m)
Deck width90 ft (27.5 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic40,493 (2019)
Projected traffic46,720 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed2.5 mi (4 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$11.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 110 over 109 109 0701 1054 RTE 1 built?

It was built in 1956, making it 69 years old in 2025.

What condition is RTE 110 over 109 109 0701 1054 RTE 1 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 June 2023.

How much traffic does RTE 110 over 109 109 0701 1054 RTE 1 carry?

About 40,493 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is RTE 110 over 109 109 0701 1054 RTE 1?

The structure is 182 ft (55.5 m) long with a longest span of 56 ft (17 m) and a deck 90 ft wide.

Who owns RTE 110 over 109 109 0701 1054 RTE 1?

It is owned by the State Highway Agency.