US Bridges

SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal

Good

Broward County, Florida · 4.1 MI W of SR-91 (tpk) · Structure no. 860090

Built
1973
52 years old, rebuilt 2021
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
311 ft
4 main spans
Daily traffic
45,650
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal is a prestressed concrete stringer/multi-beam or girder carrying SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal in Broward County, Florida. It was built in 1973 and reconstructed in 2021, so it is 52 years old, older 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 45,650 vehicles a day, roughly 6% of them trucks, projected to reach 79,203 by 2042. The structure is 311 ft (94.9 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR821 SB Heft 44.2
CrossesSR 847 Palm Ave & Canal
Location4.1 MI W of SR-91 (tpk)
RouteState Highway 821
StateFlorida
Coordinates25.97153, -80.27848
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length311 ft (94.9 m)
Longest span101 ft (30.7 m)
Deck width79 ft (24.2 m)
Roadway width76 ft (23.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,650 (2023)
Projected traffic79,203 by 2042
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2021.

What condition is SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal 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 August 2023.

How much traffic does SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal carry?

About 45,650 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal?

The structure is 311 ft (94.9 m) long with a longest span of 101 ft (30.7 m) and a deck 79 ft wide.

Who owns SR821 SB Heft 44.2 over SR 847 Palm Ave & Canal?

It is owned by the State Toll Authority.