US Bridges

Sentinel Heights R over 81I 81133031139 81I 811

Good

Onondaga County, New York · 2.0 MI S JCT Rts I-81+173 · Structure no. 000000001031490

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
245 ft
2 main spans
Daily traffic
784
2020 count
Owner
State
State Highway Agency

About this bridge

Sentinel Heights R over 81I 81133031139 81I 811 is a steel stringer/multi-beam or girder carrying Sentinel Heights R over 81I 81133031139 81I 811 in Onondaga County, New York. It was built in 2022, so it is 3 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 784 vehicles a day, roughly 4% of them trucks, projected to reach 970 by 2041. The structure is 245 ft (74.7 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSentinel Heights R
Crosses81I 81133031139 81I 811
Location2.0 MI S JCT Rts I-81+173
RouteCounty Highway 0
CountyOnondaga County
StateNew York
Coordinates42.97121, -76.13395
Functional classUrban Collector

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.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length245 ft (74.7 m)
Longest span120 ft (36.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic784 (2020)
Projected traffic970 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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$3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sentinel Heights R over 81I 81133031139 81I 811 built?

It was built in 2022, making it 3 years old in 2025.

What condition is Sentinel Heights R over 81I 81133031139 81I 811 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 2024.

How much traffic does Sentinel Heights R over 81I 81133031139 81I 811 carry?

About 784 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Sentinel Heights R over 81I 81133031139 81I 811?

The structure is 245 ft (74.7 m) long with a longest span of 120 ft (36.6 m) and a deck 35 ft wide.

Who owns Sentinel Heights R over 81I 81133031139 81I 811?

It is owned by the State Highway Agency.