US Bridges

RTE 991M over 88I 88I92021044 RTE I88

Fair

Chenango County, New York · JCT RTE I-88 + Afton Conn · Structure no. 000000001094949

Built
1974
51 years old, rebuilt 2008
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
284 ft
2 main spans
Daily traffic
2,042
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 991M over 88I 88I92021044 RTE I88 is a steel continuous stringer/multi-beam or girder carrying RTE 991M over 88I 88I92021044 RTE I88 in Chenango County, New York. It was built in 1974 and reconstructed in 2008, so it is 51 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 2,042 vehicles a day, roughly 6% of them trucks, projected to reach 2,130 by 2041. The structure is 284 ft (86.6 m) long and 53 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRTE 991M
Crosses88I 88I92021044 RTE I88
LocationJCT RTE I-88 + Afton Conn
RouteState Highway 991M
CountyChenango County
StateNew York
Coordinates42.22256, -75.51254
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length284 ft (86.6 m)
Longest span141 ft (42.9 m)
Deck width53 ft (16.2 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,042 (2019)
Projected traffic2,130 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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$6.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 991M over 88I 88I92021044 RTE I88 built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2008.

What condition is RTE 991M over 88I 88I92021044 RTE I88 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 October 2024.

How much traffic does RTE 991M over 88I 88I92021044 RTE I88 carry?

About 2,042 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is RTE 991M over 88I 88I92021044 RTE I88?

The structure is 284 ft (86.6 m) long with a longest span of 141 ft (42.9 m) and a deck 53 ft wide.

Who owns RTE 991M over 88I 88I92021044 RTE I88?

It is owned by the State Highway Agency.