US Bridges

I 95 SR 9 SB over Mercer Ave and CSX RR

Fair

Palm Beach County, Florida · 0.25 MI N of Belvedere RD · Structure no. 930489

Built
2004
21 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
348 ft
2 main spans
Daily traffic
119,000
2024 count
Owner
State
State Highway Agency

About this bridge

I 95 SR 9 SB over Mercer Ave and CSX RR is a steel continuous stringer/multi-beam or girder carrying I 95 SR 9 SB over Mercer Ave and CSX RR in Palm Beach County, Florida. It was built in 2004, so it is 21 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 119,000 vehicles a day, roughly 8% of them trucks, projected to reach 206,465 by 2044. The structure is 348 ft (106 m) long and 97 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 95 SR 9 SB
CrossesMercer Ave and CSX RR
Location0.25 MI N of Belvedere RD
RouteInterstate 95
StateFlorida
Coordinates26.69361, -80.06805
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length348 ft (106 m)
Longest span174 ft (53 m)
Deck width97 ft (29.7 m)
Roadway width94 ft (28.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic119,000 (2024)
Projected traffic206,465 by 2044
Trucks8%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 95 SR 9 SB over Mercer Ave and CSX RR built?

It was built in 2004, making it 21 years old in 2025.

What condition is I 95 SR 9 SB over Mercer Ave and CSX RR 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 May 2024.

How much traffic does I 95 SR 9 SB over Mercer Ave and CSX RR carry?

About 119,000 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I 95 SR 9 SB over Mercer Ave and CSX RR?

The structure is 348 ft (106 m) long with a longest span of 174 ft (53 m) and a deck 97 ft wide.

Who owns I 95 SR 9 SB over Mercer Ave and CSX RR?

It is owned by the State Highway Agency.