SR934 EB (870083) over WEST BISCAYNE BAY

Map 

Facts 

Name:	SR934 EB (870083) over WEST BISCAYNE BAY
Structure number:	870549
Location:	W OF NORTH BAY ISLAND
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	29.9 ft. [9.1 m]
Total length:	509.9 ft. [155.4 m]
Roadway width between curbs:	49.2 ft. [15.0 m]
Deck width edge-to-edge:	54.8 ft. [16.7 m]
Owner:	State Highway Agency [01]
Year built:	1973
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	17
Main spans material:	Prestressed concrete [5]
Main spans design:	Slab [01]
Deck type:	Concrete Precast Panels [2]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	18,500 [as of 2008]
Truck traffic:	4% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	108.9 tons [99.0 metric tons]
Inventory rating:	70.4 tons [64.0 metric tons]
Sufficiency rating:	99.1

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	18,500 [as of 1997]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	108.9 tons [99.0 metric tons]
Inventory rating:	70.4 tons [64.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	79.9

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	15,366 [as of 1988]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	66.3 tons [60.3 metric tons]
Inventory rating:	49.5 tons [45.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	77.5
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$54,000

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