I-95 NB (870356) over SW8 ST - NW8 ST/MIAMI R

Map 

Facts 

Name:	I-95 NB (870356) over SW8 ST - NW8 ST/MIAMI R
Structure number:	870453
Location:	DOWNTOWN INTERCHG
Purpose:	Carries highway overpass (third level) over highway and waterway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	200.1 ft. [61.0 m]
Total length:	6196.2 ft. [1888.5 m]
Roadway width between curbs:	61.4 ft. [18.7 m]
Deck width edge-to-edge:	64.3 ft. [19.6 m]
Vertical clearance below bridge:	75.1 ft. [22.9 m]
Owner:	State Highway Agency [01]
Year built:	1967
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:	6
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	50,750 [as of 2009]
Truck traffic:	3% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Poor [4 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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	71.5 tons [65.0 metric tons]
Inventory rating:	42.9 tons [39.0 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	50.3
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$551,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	103,500 [as of 1997]
Deck condition:	Good [7 out of 9]
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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	71.5 tons [65.0 metric tons]
Inventory rating:	42.9 tons [39.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	85.8
Recommended work:	Other structural work, including hydraulic replacements. [38]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	93,275 [as of 1988]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	63.4 tons [57.6 metric tons]
Inventory rating:	37.6 tons [34.2 metric tons]
Sufficiency rating:	88.8
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$25,000

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