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I0020 over LINE AVE

Caddo Parish, Louisiana

Map 

Coordinates:
+32.50492, -93.74681
32°30'18" N, 93°44'49" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:I0020 over LINE AVE
Structure number:040904510118752
Location:2.6 MI EAST OF US 80
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:83.0 ft. [25.3 m]
Total length:183.1 ft. [55.8 m]
Roadway width between curbs:53.8 ft. [16.4 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1966
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:2
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:61,680 [as of 2009]
Truck traffic:29% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:55.4 tons [50.4 metric tons]
Inventory rating:33.7 tons [30.6 metric tons]
Sufficiency rating:91.2

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:48,601 [as of 1997]
Truck traffic:29% of total traffic
Deck condition:Satisfactory [6 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]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.0

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:29,213 [as of 1991]
Truck traffic:29% of total traffic
Deck condition:Satisfactory [6 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]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.0

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