US Bridges

Manhasset Avenue over Long Island-Pw Br

Good

Nassau County, New York · 0.2 MI SW of Manhasset ST · Structure no. 000000002261200

Built
2000
25 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
1,266
2020 count
Owner
Local
Other Local Agency

About this bridge

Manhasset Avenue over Long Island-Pw Br is a prestressed concrete box beam or girders - multiple carrying Manhasset Avenue over Long Island-Pw Br in Nassau County, New York. It was built in 2000, so it is 25 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,266 vehicles a day, roughly 3% of them trucks, projected to reach 1,566 by 2041. The structure is 51 ft (15.5 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesManhasset Avenue
CrossesLong Island-Pw Br
Location0.2 MI SW of Manhasset ST
Coordinates40.79534, -73.70232
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating54 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span49 ft (14.9 m)
Deck width37 ft (11.3 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic1,266 (2020)
Projected traffic1,566 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Manhasset Avenue over Long Island-Pw Br built?

It was built in 2000, making it 25 years old in 2025.

What condition is Manhasset Avenue over Long Island-Pw Br in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Manhasset Avenue over Long Island-Pw Br carry?

About 1,266 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Manhasset Avenue over Long Island-Pw Br?

The structure is 51 ft (15.5 m) long with a longest span of 49 ft (14.9 m) and a deck 37 ft wide.

Who owns Manhasset Avenue over Long Island-Pw Br?

It is owned by the Other Local Agency and maintained by the Town or Township Highway Agency.