US Bridges

RTE 173 over Onondaga Creek

Good

Onondaga County, New York · .3 MI W JCT SH 173 & US11 · Structure no. 000000002208300

Built
2009
16 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
1 main span
Daily traffic
14,836
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

RTE 173 over Onondaga Creek is a steel stringer/multi-beam or girder carrying RTE 173 over Onondaga Creek in Onondaga County, New York. It was built in 2009, so it is 16 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,836 vehicles a day, roughly 4% of them trucks, projected to reach 18,022 by 2041. The structure is 161 ft (49.1 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 173
CrossesOnondaga Creek
Location.3 MI W JCT SH 173 & US11
RouteCity Street 173
Coordinates43.00144, -76.14857
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length161 ft (49.1 m)
Longest span154 ft (46.9 m)
Deck width63 ft (19.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,836 (2020)
Projected traffic18,022 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 173 over Onondaga Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is RTE 173 over Onondaga Creek 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 September 2023.

How much traffic does RTE 173 over Onondaga Creek carry?

About 14,836 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is RTE 173 over Onondaga Creek?

The structure is 161 ft (49.1 m) long with a longest span of 154 ft (46.9 m) and a deck 63 ft wide.

Who owns RTE 173 over Onondaga Creek?

It is owned by the City or Municipal Highway Agency.