US Bridges

RTE I88 over South Grand ST

Fair

Schoharie County, New York · 3.2 MI W JCT I88 & SH 145 · Structure no. 000000001070982

Built
1980
45 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
108 ft
1 main span
Daily traffic
5,236
2019 count
Owner
State
State Highway Agency

About this bridge

RTE I88 over South Grand ST is a steel stringer/multi-beam or girder carrying RTE I88 over South Grand ST in Schoharie County, New York. It was built in 1980, so it is 45 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 5,236 vehicles a day, roughly 24% of them trucks, projected to reach 6,887 by 2041. The structure is 108 ft (32.9 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRTE I88
CrossesSouth Grand ST
Location3.2 MI W JCT I88 & SH 145
RouteInterstate 88
CountySchoharie County
StateNew York
Coordinates42.67142, -74.48124
Functional classUrban Principal Arterial - Interstate

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating71 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length108 ft (32.9 m)
Longest span103 ft (31.3 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,236 (2019)
Projected traffic6,887 by 2041
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$2.5 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I88 over South Grand ST built?

It was built in 1980, making it 45 years old in 2025.

What condition is RTE I88 over South Grand ST 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 August 2024.

How much traffic does RTE I88 over South Grand ST carry?

About 5,236 vehicles per day (2019 count), of which roughly 24% are trucks.

How long is RTE I88 over South Grand ST?

The structure is 108 ft (32.9 m) long with a longest span of 103 ft (31.3 m) and a deck 44 ft wide.

Who owns RTE I88 over South Grand ST?

It is owned by the State Highway Agency.