US Bridges

RTE 27 over Santapogue Creek

Fair

Suffolk County, New York · 1.1 Mile West of NY109 · Structure no. 000000001080090

Built
2007
18 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
22,335
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 27 over Santapogue Creek is a concrete culvert carrying RTE 27 over Santapogue Creek in Suffolk County, New York. It was built in 2007, so it is 18 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 6 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 22,335 vehicles a day, roughly 4% of them trucks, projected to reach 27,132 by 2041. The structure is 21 ft (6.4 m) long and 282 ft wide.

CarriesRTE 27
CrossesSantapogue Creek
Location1.1 Mile West of NY109
RouteState Highway 27
Coordinates40.68403, -73.35214
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width282 ft (86 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic22,335 (2019)
Projected traffic27,132 by 2041
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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$4.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 27 over Santapogue Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is RTE 27 over Santapogue Creek 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 April 2024.

How much traffic does RTE 27 over Santapogue Creek carry?

About 22,335 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is RTE 27 over Santapogue Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 282 ft wide.

Who owns RTE 27 over Santapogue Creek?

It is owned by the State Highway Agency.