US Bridges

Seawane Drive over Auerbach Channel

PoorPosted for load

Nassau County, New York · SW of East Rockaway · Structure no. 000000002200040

Built
1932
93 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
147 ft
5 main spans
Daily traffic
—
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Seawane Drive over Auerbach Channel is a steel stringer/multi-beam or girder carrying Seawane Drive over Auerbach Channel in Nassau County, New York. It was built in 1932, so it is 93 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

No traffic count is recorded. The structure is 147 ft (44.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSeawane Drive
CrossesAuerbach Channel
LocationSW of East Rockaway
Coordinates40.62663, -73.6831
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating14 US tons
Inventory rating8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length147 ft (44.8 m)
Longest span30 ft (9.1 m)
Deck width27 ft (8.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway 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$3.2 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Seawane Drive over Auerbach Channel built?

It was built in 1932, making it 93 years old in 2025.

What condition is Seawane Drive over Auerbach Channel in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Seawane Drive over Auerbach Channel carry?

No traffic count is recorded for this structure.

How long is Seawane Drive over Auerbach Channel?

The structure is 147 ft (44.8 m) long with a longest span of 30 ft (9.1 m) and a deck 27 ft wide.

Who owns Seawane Drive over Auerbach Channel?

It is owned by the Town or Township Highway Agency.