SIMPSON STREET over MARTA

Map 

Facts 

Name:	SIMPSON STREET over MARTA
Structure number:	000000012152410
Location:	IN CITY OF ATLANTA
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Collector (Urban) [17]
Length of largest span:	35.8 ft. [10.9 m]
Total length:	35.8 ft. [10.9 m]
Roadway width between curbs:	35.8 ft. [10.9 m]
Deck width edge-to-edge:	69.9 ft. [21.3 m]
Vertical clearance below bridge:	15.1 ft. [4.6 m]
Skew angle:	10°
Owner:	Private (other than railroad) [26]
Year built:	1991
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Main span material:	Prestressed concrete [5]
Main span 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:	6,020 [as of 2007]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	50.5 tons [45.9 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	76.6

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,074 [as of 1998]
Truck traffic:	2% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	50.4 tons [45.8 metric tons]
Inventory rating:	35.5 tons [32.3 metric tons]
Sufficiency rating:	76.3

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,074 [as of 1990]
Truck traffic:	2% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	61.4 tons [55.8 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	75.9

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