US Bridges

I-95 (SR-9) over Hanson Grant Outlet

Fair

Martin County, Florida · 2.0 MI N of SR-76 · Structure no. 890139

Built
1987
38 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
74,500
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 (SR-9) over Hanson Grant Outlet is a concrete culvert carrying I-95 (SR-9) over Hanson Grant Outlet in Martin County, Florida. It was built in 1987, so it is 38 years old, younger than the Florida average of 41.3 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 74,500 vehicles a day, roughly 14% of them trucks, projected to reach 129,258 by 2045. The structure is 22 ft (6.8 m) long.

Location

Open in Google Maps
CarriesI-95 (SR-9)
CrossesHanson Grant Outlet
Location2.0 MI N of SR-76
RouteInterstate 95
CountyMartin County
StateFlorida
Coordinates27.12653, -80.28592
Functional classRural Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating59.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span7 ft (2.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74,500 (2023)
Projected traffic129,258 by 2045
Trucks14%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-95 (SR-9) over Hanson Grant Outlet built?

It was built in 1987, making it 38 years old in 2025.

What condition is I-95 (SR-9) over Hanson Grant Outlet 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 December 2024.

How much traffic does I-95 (SR-9) over Hanson Grant Outlet carry?

About 74,500 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-95 (SR-9) over Hanson Grant Outlet?

The structure is 22 ft (6.8 m) long with a longest span of 7 ft (2.2 m).

Who owns I-95 (SR-9) over Hanson Grant Outlet?

It is owned by the State Highway Agency.