US Bridges

RTE 908M over Brookside Avenue

Fair

Nassau County, New York · 4.1 MI W JCT Ssp & Wsp · Structure no. 000000001059522

Built
1930
95 years old
Condition
Fair
inspected October 2024
Type
Frame
Concrete
Length
59 ft
1 main span
Daily traffic
76,695
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 908M over Brookside Avenue is a concrete frame carrying RTE 908M over Brookside Avenue in Nassau 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 76,695 vehicles a day, roughly 1% of them trucks, projected to reach 91,228 by 2041. The structure is 59 ft (18 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRTE 908M
CrossesBrookside Avenue
Location4.1 MI W JCT Ssp & Wsp
RouteState Highway 908M
CountyNassau County
StateNew York
Coordinates40.68607, -73.59688
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.6 US tons
Inventory rating24.8 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckOpen grating
Main spans1
Design loadH 20
Structure length59 ft (18 m)
Longest span55 ft (16.7 m)
Deck width73 ft (22.3 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,695 (2021)
Projected traffic91,228 by 2041
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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$4.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 908M over Brookside Avenue built?

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

What condition is RTE 908M over Brookside Avenue 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 908M over Brookside Avenue carry?

About 76,695 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is RTE 908M over Brookside Avenue?

The structure is 59 ft (18 m) long with a longest span of 55 ft (16.7 m) and a deck 73 ft wide.

Who owns RTE 908M over Brookside Avenue?

It is owned by the State Highway Agency.