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I124 NBL over W. 6TH ST (FAU 3550)

Map 

Coordinates:
+35.04917, -85.31389
35°02'57" N, 85°18'50" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:I124 NBL over W. 6TH ST (FAU 3550)
Structure number:33I01240015
Location:2 MI S OF RIVER
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:42.0 ft. [12.8 m]
Total length:137.1 ft. [41.8 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:61.0 ft. [18.6 m]
Vertical clearance below bridge:18.7 ft. [5.7 m]
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:79,870 [as of 2009]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:50.5 tons [45.9 metric tons]
Inventory rating:30.7 tons [27.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:55.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,555,000

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:60,040 [as of 1998]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:50.5 tons [45.9 metric tons]
Inventory rating:30.7 tons [27.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:76.9

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:47,150 [as of 1990]
Truck traffic:2% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 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]
Sufficiency rating:93.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$322,000