WB INTERSTATE 580 over S580-N123 CONNECTOR RAMP

Map 

Facts 

Name:	WB INTERSTATE 580 over S580-N123 CONNECTOR RAMP
Structure number:	33 0281R
Location:	04-ALA-580-45.99-OAK
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	128.9 ft. [39.3 m]
Total length:	128.9 ft. [39.3 m]
Roadway width between curbs:	58.1 ft. [17.7 m]
Deck width edge-to-edge:	62.3 ft. [19.0 m]
Vertical clearance below bridge:	15.1 ft. [4.6 m]
Skew angle:	63°
Owner:	State Highway Agency [01]
Year built:	1961
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Main span material:	Concrete [1]
Main span design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

Latest Available Inspection: August 2016 

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction [A]
Average daily traffic:	220,000 [as of 2009]
Truck traffic:	3% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Structural appraisal:	Better than present minimum criteria [7]
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:	Equal to present desirable criteria [8]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	67.8 tons [61.6 metric tons]
Inventory rating:	40.6 tons [36.9 metric tons]
Sufficiency rating:	61.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$1,254,000

Previous Inspections 

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
August 2016	61.0	Good	Good	Good	Good	FO	220000
September 2014	61.0	Good	Very Good	Very Good	Very Good	FO	220000
September 2012	61.0	Good	Good	Good	Good	FO	220000
March 2011	64.0	Good	Good	Good	Good	FO	220000
August 2008	64.6	Good	Good	Good	Good	FO	100000
August 2006	64.6	Good	Good	Good	Good	FO	100000
October 2004	64.6	Good	Good	Good	Good	FO	100000
November 2002	69.3	Good	Good	Good	Good	FO	78000
November 2000	64.0	Fair	Satisfactory	Good	Good	FO	133800
October 1998	64.0	Good	Good	Good	Good	FO	133800
December 1994	62.0	Good	Good	Good	Very Good	FO	141850
March 1993	62.1	Good	Good	Good	Very Good	FO	125000
October 1990	62.1	Good	Good	Good	Very Good	FO	125000