FORTIFICATION ST over I 55

Map 

Facts 

Name:	FORTIFICATION ST over I 55
Structure number:	51000550250957B
Location:	2.6 MI N I 20
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	90.9 ft. [27.7 m]
Total length:	339.9 ft. [103.6 m]
Roadway width between curbs:	27.9 ft. [8.5 m]
Deck width edge-to-edge:	32.8 ft. [10.0 m]
Vertical clearance below bridge:	16.4 ft. [5.0 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:	4
Main spans material:	Concrete continuous [2]
Main spans design:	Box Beam or girders - Single or Spread [06]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	9,000 [as of 2006]
Truck traffic:	1% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	75.2 tons [68.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	72.4
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:	$411,000

2000 Inspection 

Average daily traffic:	40,500 [as of 1996]
Truck traffic:	8% of total traffic
Evaluation:	Not applicable [N]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	5,980 [as of 1989]
Truck traffic:	1% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	74.0
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:	$411,000

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