US Bridges

Ramp H4-H12 SB over I-75 SB

Good

Broward County, Florida · 1 MI S of Miramar Pkwy · Structure no. 860680

Built
2018
7 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
633 ft
4 main spans
Daily traffic
24,500
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp H4-H12 SB over I-75 SB is a steel continuous box beam or girders - single or spread carrying Ramp H4-H12 SB over I-75 SB in Broward County, Florida. It was built in 2018, so it is 7 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,500 vehicles a day, roughly 5% of them trucks, projected to reach 42,508 by 2042. The structure is 633 ft (192.8 m) long and 30 ft wide.

CarriesRamp H4-H12 SB
CrossesI-75 SB
Location1 MI S of Miramar Pkwy
RouteInterstate 75
StateFlorida
Coordinates25.96042, -80.35217
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 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 rating48 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length633 ft (192.8 m)
Longest span229 ft (69.8 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,500 (2024)
Projected traffic42,508 by 2042
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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 Ramp H4-H12 SB over I-75 SB built?

It was built in 2018, making it 7 years old in 2025.

What condition is Ramp H4-H12 SB over I-75 SB in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Ramp H4-H12 SB over I-75 SB carry?

About 24,500 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Ramp H4-H12 SB over I-75 SB?

The structure is 633 ft (192.8 m) long with a longest span of 229 ft (69.8 m) and a deck 30 ft wide.

Who owns Ramp H4-H12 SB over I-75 SB?

It is owned by the State Highway Agency.