Bridges on the brink old stories

General info on bridges in Miami Dade/Broward and Monroe

Total number of bridges ā€“ 1409

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534 older than 50 years

333 classified as "Functionally Obsolete"

36 classified as "Structurally Deficient"

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We will be profiling 5 of the worst, most traveled bridges - 3 in Miami Dade, 2 in Broward:

Miami Dade: Ā (pdf cover page of most recent inspection reports attached)

875101 ā€“ NE 123rd St. over the Intracoastal Waterway

875300 ā€“ Alhambra Circle over Coral Gables Canal

874663 ā€“ Miami Ave. SB over Miami River

Broward: (waiting for pdf of cover page of inspection reports)

BR 860063 ā€“ Broward Blvd over the North Fork New River

BR 864080 ā€“ SW 45th st (Orange Drive over Drainage Canal N-17)

(The plan to rehab/repair these bridges and the associated cost will be included in my scripts)

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MIAMI DADE BREAKDOWN:

Total Ā number of bridges in Miami Dade and Monroe Counties (District 6)

Ā Ā Ā Ā  State Owned = 464Ā 

Local owned (City or County) = 354

TOTAL = 818

Structurally Deficient/Functionally Obsolete

Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā  Ā STATE OWNED

Ā Ā  Structurally Deficient Ā = 3

Ā Ā Functionally Obsolete = 118

Ā Ā Ā Ā  Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā LOCAL OWNED

Ā Ā Ā Ā Ā  Ā Ā Ā Structurally Deficient = 18

Ā Ā Ā  Ā Ā Ā Ā Functionally Obsolete = 101

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State Owned:

Average Health Index in District Six is 95.2

Average sufficiency rating is 85.6

District Six has 3 Bridges with a Sufficiency Rating below 50

The lowest Health Index of 6.76 (Old Seven Mile Bridge-Closed to traffic)

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Local Government Owned Bridges:

Average Health Index is 86.9

Average Sufficiency Rating is 79.1

There are 26 with a Sufficiency Rating below 50

The lowest Health Index is 10.7 (Town of Bay Harbor / Broad Causeway)

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LOCAL BREAK DOWN

Total No. of Bridges

Structural Deficient (SD)

Functional Obsolete

Miccosukee Tribe of Indians of Florida

4

?

?

City of Sunny Isles Beach

3

?

1

City of Homestead

8

1

2

Village of Pinecrest

1

?

?

Port of Miami (Miami?Dade)

3

1

?

Town of Bay Harbor Island

4

1

1

City of Coral Gables

11

2

6

Town of Golden Beach

3

2

?

City of Hialeah

6

?

1

Indian Creek Village

1

?

?

Town of Medley

4

?

2

City of Miami

13

1

4

City of Miami Beach

23

1

2

City of North Miami

2

?

1

City of North Miami Beach

2

?

?

Town of Surfside

1

?

?

City of Sweetwater

1

?

?

Village of Key Biscayne

1

?

?

City of Aventura

1

?

1

Miami Dade County

195

5

63

City of Key Colony Beach

1

?

1

City of Marathon

8

1

?

Monroe County

26

3

6

Miami Dade Transit

9

?

?

Miami Dade Aviation Department

17

?

6

City of Miami Gardens

1

?

?

City of Hialeah Gardens

1

?

?

Village of Palmetto Bay

4

?

4

TOTAL:

354

18

101

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BROWARD INFO:

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Total number of bridges in FDOT's jurisdiction in Broward (District 4)

State Owned ā€“ 351Ā 

Local Owned - 240

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Structurally Deficient/FunctionallyObsolete:

Ā Ā Ā Ā  Ā Ā Ā Ā Ā Ā Ā STATE OWNED

Structurally Deficient = 2

Functionally Obsolete = 30

Ā  Ā Ā Ā LOCAL OWNED

Structurally Deficient = 14

Functionally Obsolete = 75

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Breakdown under Local Government Bridge Owner

Broward County ā€“ 84Ā  [FO 24]

City of Coconut Creek ā€“ 6 [FO 1]

City of Cooper City ā€“ 1

City of Coral Springs ā€“ 3 [FO 1]

City of Dania Beach ā€“ 2 [FO 1]

Town of Davie ā€“ 4 (SD 1)Ā  [FO 1]

City of Deerfield Beach ā€“ 7 [FO 2]

City of Fort Lauderdale ā€“ 51 (SD 9) [FO 23]

City of Hallandale Beach ā€“ 3 [FO 1]

Town of Hillsboro Beach ā€“ 1 (SD 1)

City of Hollywood ā€“ 5 [FO 3]

City of Lauderdale Lakes -3

City of Lauderhill ā€“ 4 [FO 2]

City of Lighthouse Point ā€“ 10 (SD 2) [FO 3]

City of Margate ā€“ 8 [FO 2]

City of Miramar ā€“ 2

City of Oakland Park ā€“ 5 [FO 4]

City of Plantation ā€“ 19 [FO 4]

City of Pompano ā€“ 8 (SD 1) [FO 2]

Sea Ranch Lakes ā€“ 1Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā 

City of Sunrise ā€“ 5Ā 

City of Weston ā€“ 8

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State Owned:

Average Health Index in Broward is 92.5

Average sufficiency rating is 88.4

District 4 has 1 bridge with a Sufficiency Rating below 50

The lowest Health Index is 70

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Local Government Owned Bridges:

Local Government Owned

Average Health Index is 86.9

Average Sufficiency Rating is 79.1

There are 43 bridges with a Sufficiency Rating below 50

The lowest Health Index is 40 (Town of Davie/SW 45st (Orange Drive over canal N-17)

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Bridge terms

Health Index -Ā  uses a scale from 0 -100 with 100 being new.Ā  Measures the condition of the bridge based on cost to repair

Sufficiency Rating ā€“ uses a scale from 0 -100 with 100 being best condition. Based on a formula that considers the condition of the bridge (55%), the functionality of the bridge (30%) and the essentiality for public use (15%).

Functionality ā€“ lane widths of structure, lane widths of approaching roadway, shoulder width, deck geometry, vertical clearance, deck condition

Essentiality for public use ā€“ Detour length, average daily traffic, roadway designation


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