US Bridges

RTE 220 over Strong Brook

Fair

Chenango County, New York · .9 MI NE JCT SH220 & SH41 · Structure no. 000000001041680

Built
1930
95 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
340
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 220 over Strong Brook is a steel stringer/multi-beam or girder carrying RTE 220 over Strong Brook in Chenango County, New York. It was built in 1930, so it is 95 years old, older 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 5 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 340 vehicles a day, roughly 8% of them trucks, projected to reach 476 by 2040. The structure is 37 ft (11.3 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRTE 220
CrossesStrong Brook
Location.9 MI NE JCT SH220 & SH41
RouteState Highway 220
CountyChenango County
StateNew York
Coordinates42.41692, -75.80132
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating74 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length37 ft (11.3 m)
Longest span36 ft (10.9 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2020)
Projected traffic476 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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$783,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 220 over Strong Brook built?

It was built in 1930, making it 95 years old in 2025.

What condition is RTE 220 over Strong Brook 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 July 2024.

How much traffic does RTE 220 over Strong Brook carry?

About 340 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is RTE 220 over Strong Brook?

The structure is 37 ft (11.3 m) long with a longest span of 36 ft (10.9 m) and a deck 30 ft wide.

Who owns RTE 220 over Strong Brook?

It is owned by the State Highway Agency.