US Bridges

RTE 220 over Mill Brook Creek

Fair

Chenango County, New York · 2.6 MI NW JCT Rt 220 & 41 · Structure no. 000000001041730

Built
1992
33 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
123 ft
1 main span
Daily traffic
628
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 220 over Mill Brook Creek is a steel stringer/multi-beam or girder carrying RTE 220 over Mill Brook Creek in Chenango County, New York. It was built in 1992, so it is 33 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 628 vehicles a day, roughly 6% of them trucks, projected to reach 655 by 2041. The structure is 123 ft (37.5 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE 220
CrossesMill Brook Creek
Location2.6 MI NW JCT Rt 220 & 41
RouteState Highway 220
CountyChenango County
StateNew York
Coordinates42.46069, -75.63101
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span118 ft (35.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic628 (2019)
Projected traffic655 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$1.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 220 over Mill Brook Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is RTE 220 over Mill Brook Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does RTE 220 over Mill Brook Creek carry?

About 628 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is RTE 220 over Mill Brook Creek?

The structure is 123 ft (37.5 m) long with a longest span of 118 ft (35.9 m) and a deck 30 ft wide.

Who owns RTE 220 over Mill Brook Creek?

It is owned by the State Highway Agency.