I0010 over SUBURBAN CANAL

Map 

Facts 

Name:	I0010 over SUBURBAN CANAL
Structure number:	022604501506094
Location:	4.0 MI EAST OF LA 49
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	44.9 ft. [13.7 m]
Total length:	105.0 ft. [32.0 m]
Roadway width between curbs:	27.9 ft. [8.5 m]
Deck width edge-to-edge:	37.1 ft. [11.3 m]
Skew angle:	12°
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:	3
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:	14,260 [as of 2009]
Truck traffic:	7% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 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]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inventory rating:	58.4 tons [53.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	79.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$517,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	13,817 [as of 1997]
Truck traffic:	7% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 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:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	46.5 tons [42.3 metric tons]
Inventory rating:	33.7 tons [30.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	80.2

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	14,202 [as of 1991]
Truck traffic:	7% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 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:	46.5 tons [42.3 metric tons]
Inventory rating:	33.7 tons [30.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	80.2
Recommended work:	Other structural work, including hydraulic replacements. [38]

Comments