US Bridges

Bus Ramp R97 over 9th Ave

Fair

New York County, New York · In West Manhattan · Structure no. 00000000552241B

Built
1950
75 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
377 ft
4 main spans
Daily traffic
1,500
1974 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Bus Ramp R97 over 9th Ave is a steel stringer/multi-beam or girder carrying Bus Ramp R97 over 9th Ave in New York County, New York. It was built in 1950, so it is 75 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 1,500 vehicles a day, roughly 10% of them trucks, projected to reach 2,100 by 1994. The structure is 377 ft (114.9 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesBus Ramp R97
Crosses9th Ave
LocationIn West Manhattan
CountyNew York County
StateNew York
Coordinates40.75747, -73.99332
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4 (+3 approach)
Design loadOther
Structure length377 ft (114.9 m)
Longest span103 ft (31.3 m)
Deck width28 ft (8.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck13 ft (4.1 m)

Traffic and service

Average daily traffic1,500 (1974)
Projected traffic2,100 by 1994
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$9.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bus Ramp R97 over 9th Ave built?

It was built in 1950, making it 75 years old in 2025.

What condition is Bus Ramp R97 over 9th Ave 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 2023.

How much traffic does Bus Ramp R97 over 9th Ave carry?

About 1,500 vehicles per day (1974 count), of which roughly 10% are trucks.

How long is Bus Ramp R97 over 9th Ave?

The structure is 377 ft (114.9 m) long with a longest span of 103 ft (31.3 m) and a deck 28 ft wide.

Who owns Bus Ramp R97 over 9th Ave?

It is owned by the Local Toll Authority.