I-285 over CR 1971- CHATT RIV.- RR

Map 

Facts 

Name:	I-285 over CR 1971- CHATT RIV.- RR
Structure number:	000000012102420
Location:	IN W ATLANTA
Purpose:	Carries highway over highway, waterway, and railroad
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	109.9 ft. [33.5 m]
Total length:	846.8 ft. [258.1 m]
Roadway width between curbs:	130.9 ft. [39.9 m]
Deck width edge-to-edge:	134.2 ft. [40.9 m]
Vertical clearance below bridge:	15.4 ft. [4.7 m]
Skew angle:	20°
Owner:	State Highway Agency [01]
Year built:	1968
Year reconstructed:	1982
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Number of main spans:	12
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
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:	151,380 [as of 2007]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 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 assessed or calculated scour condition. [5]
Operating rating:	29.7 tons [27.0 metric tons]
Inventory rating:	17.8 tons [16.2 metric tons]
Sufficiency rating:	65.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	174,701 [as of 1998]
Truck traffic:	12% of total traffic
Deck condition:	Satisfactory [6 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:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	29.7 tons [27.0 metric tons]
Inventory rating:	17.7 tons [16.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	56.5

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	174,701 [as of 1990]
Truck traffic:	12% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Very Good [8 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]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	53.5 tons [48.6 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	80.0

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