US Bridges

RTE I81 over 17 17 9107 06D1 RTE 11

Good

Broome County, New York · JCT I81 & Chenango River · Structure no. 000000001031182

Built
2014
11 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
900 ft
5 main spans
Daily traffic
26,001
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I81 over 17 17 9107 06D1 RTE 11 is a steel continuous stringer/multi-beam or girder carrying RTE I81 over 17 17 9107 06D1 RTE 11 in Broome County, New York. It was built in 2014, so it is 11 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 26,001 vehicles a day, roughly 21% of them trucks, projected to reach 34,201 by 2041. The structure is 900 ft (274.3 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE I81
Crosses17 17 9107 06D1 RTE 11
LocationJCT I81 & Chenango River
RouteInterstate 81
CountyBroome County
StateNew York
Coordinates42.11532, -75.90525
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length900 ft (274.3 m)
Longest span209 ft (63.7 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic26,001 (2020)
Projected traffic34,201 by 2041
Trucks21%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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$17.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I81 over 17 17 9107 06D1 RTE 11 built?

It was built in 2014, making it 11 years old in 2025.

What condition is RTE I81 over 17 17 9107 06D1 RTE 11 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does RTE I81 over 17 17 9107 06D1 RTE 11 carry?

About 26,001 vehicles per day (2020 count), of which roughly 21% are trucks.

How long is RTE I81 over 17 17 9107 06D1 RTE 11?

The structure is 900 ft (274.3 m) long with a longest span of 209 ft (63.7 m) and a deck 50 ft wide.

Who owns RTE I81 over 17 17 9107 06D1 RTE 11?

It is owned by the State Highway Agency.