US Bridges

RTE I390 over Mill Creek

Good

Steuben County, New York · 0.4 MI SW JCT SR21 + I390 · Structure no. 000000001090732

Built
1966
59 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
5,751
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I390 over Mill Creek is a concrete culvert carrying RTE I390 over Mill Creek in Steuben County, New York. It was built in 1966, so it is 59 years old, older 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 5,751 vehicles a day, roughly 32% of them trucks, projected to reach 10,728 by 2041. The structure is 37 ft (11.3 m) long and 54 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I390
CrossesMill Creek
Location0.4 MI SW JCT SR21 + I390
RouteInterstate 390
Coordinates42.54092, -77.59801
Functional classRural 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span15 ft (4.5 m)
Deck width54 ft (16.5 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,751 (2021)
Projected traffic10,728 by 2041
Trucks32%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I390 over Mill Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is RTE I390 over Mill 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 June 2024.

How much traffic does RTE I390 over Mill Creek carry?

About 5,751 vehicles per day (2021 count), of which roughly 32% are trucks.

How long is RTE I390 over Mill Creek?

The structure is 37 ft (11.3 m) long with a longest span of 15 ft (4.5 m) and a deck 54 ft wide.

Who owns RTE I390 over Mill Creek?

It is owned by the State Highway Agency.