I-95 NB (SR-9) over NASSAU RIVER

Map 

Facts 

Name:	I-95 NB (SR-9) over NASSAU RIVER
Structure number:	720336
Location:	I-95 NB / NASSAU RIVER
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Rural) [01]
Length of largest span:	47.9 ft. [14.6 m]
Total length:	624.0 ft. [190.2 m]
Roadway width between curbs:	56.1 ft. [17.1 m]
Deck width edge-to-edge:	58.7 ft. [17.9 m]
Vertical clearance below bridge:	7.9 ft. [2.4 m]
Owner:	State Highway Agency [01]
Year built:	1967
Year reconstructed:	1992
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Number of main spans:	13
Main spans material:	Prestressed concrete [5]
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:	29,750 [as of 2008]
Truck traffic:	14% 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:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:	69.6 tons [63.3 metric tons]
Inventory rating:	41.8 tons [38.0 metric tons]
Sufficiency rating:	95.2
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$425,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	22,000 [as of 1998]
Truck traffic:	18% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Fair [5 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:	55.9 tons [50.8 metric tons]
Inventory rating:	37.8 tons [34.4 metric tons]
Sufficiency rating:	85.8
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$425,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	21,445 [as of 1991]
Truck traffic:	18% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	55.4 tons [50.4 metric tons]
Inventory rating:	37.6 tons [34.2 metric tons]
Sufficiency rating:	78.0

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