US Bridges

Trenton RD over Nine Mile Creek

Good

Oneida County, New York · .3 MI S Int SH12 & Putmn · Structure no. 000000003311090

Built
2005
20 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
156 ft
1 main span
Daily traffic
981
2020 count
Owner
County
County Highway Agency

About this bridge

Trenton RD over Nine Mile Creek is a steel stringer/multi-beam or girder carrying Trenton RD over Nine Mile Creek in Oneida County, New York. It was built in 2005, so it is 20 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 981 vehicles a day, roughly 6% of them trucks, projected to reach 1,023 by 2041. The structure is 156 ft (47.5 m) long and 37 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesTrenton RD
CrossesNine Mile Creek
Location.3 MI S Int SH12 & Putmn
RouteCounty Highway 0
Coordinates43.21587, -75.17943
Functional classRural Major Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating64 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span154 ft (47 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic981 (2020)
Projected traffic1,023 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Trenton RD over Nine Mile Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Trenton RD over Nine Mile 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 July 2023.

How much traffic does Trenton RD over Nine Mile Creek carry?

About 981 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Trenton RD over Nine Mile Creek?

The structure is 156 ft (47.5 m) long with a longest span of 154 ft (47 m) and a deck 37 ft wide.

Who owns Trenton RD over Nine Mile Creek?

It is owned by the County Highway Agency.