LA0526 over GILMER BAYOU

Map 

Facts 

Name:	LA0526 over GILMER BAYOU
Structure number:	040908090805871
Location:	2.0 MI W JCT US 171(LA526
Purpose:	Carries highway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	24.9 ft. [7.6 m]
Total length:	174.9 ft. [53.3 m]
Roadway width between curbs:	88.9 ft. [27.1 m]
Deck width edge-to-edge:	89.9 ft. [27.4 m]
Owner:	State Highway Agency [01]
Year built:	1983
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:	7
Main spans material:	Concrete [1]
Main spans design:	Slab [01]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	20,400 [as of 2009]
Truck traffic:	20% 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:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	79.2 tons [72.0 metric tons]
Inventory rating:	47.5 tons [43.2 metric tons]
Sufficiency rating:	97.1
Recommended work:	Other structural work, including hydraulic replacements. [38]

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	20,730 [as of 1994]
Truck traffic:	20% 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:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	79.2 tons [72.0 metric tons]
Inventory rating:	47.5 tons [43.2 metric tons]
Sufficiency rating:	97.1

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	14,720 [as of 1991]
Truck traffic:	20% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 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]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	79.2 tons [72.0 metric tons]
Inventory rating:	47.5 tons [43.2 metric tons]
Sufficiency rating:	97.8

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