US Bridges

Oakland Beach Ave over Blind Brook

Fair

Westchester County, New York · 2.0 Miles NE Mamaroneck · Structure no. 000000002225300

Built
1993
32 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
96 ft
3 main spans
Daily traffic
4,800
2017 count
Owner
County
County Highway Agency

About this bridge

Oakland Beach Ave over Blind Brook is a prestressed concrete box beam or girders - multiple carrying Oakland Beach Ave over Blind Brook in Westchester County, New York. It was built in 1993, so it is 32 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 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 4,800 vehicles a day, roughly 2% of them trucks, projected to reach 5,831 by 2041. The structure is 96 ft (29.3 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOakland Beach Ave
CrossesBlind Brook
Location2.0 Miles NE Mamaroneck
RouteCity Street 0
Coordinates40.96243, -73.68926
Functional classUrban Minor Arterial

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span30 ft (9.1 m)
Deck width41 ft (12.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2017)
Projected traffic5,831 by 2041
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$2.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Oakland Beach Ave over Blind Brook built?

It was built in 1993, making it 32 years old in 2025.

What condition is Oakland Beach Ave over Blind Brook 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 February 2024.

How much traffic does Oakland Beach Ave over Blind Brook carry?

About 4,800 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Oakland Beach Ave over Blind Brook?

The structure is 96 ft (29.3 m) long with a longest span of 30 ft (9.1 m) and a deck 41 ft wide.

Who owns Oakland Beach Ave over Blind Brook?

It is owned by the County Highway Agency and maintained by the City or Municipal Highway Agency.