ORATON PARKWAY NB over I-280

Map 

Facts 

Name:	ORATON PARKWAY NB over I-280
Structure number:	0730171
Location:	AT 280-GSP JCT
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Local (Urban) [19]
Length of largest span:	112.9 ft. [34.4 m]
Total length:	293.0 ft. [89.3 m]
Roadway width between curbs:	29.9 ft. [9.1 m]
Deck width edge-to-edge:	42.7 ft. [13.0 m]
Vertical clearance above deck:	21.3 ft. [6.5 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Skew angle:	9°
Owner:	State Highway Agency [01]
Year built:	1966
Historic significance:	Historical significance is not determinable at this time [4]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	4
Main spans material:	Steel [3]
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:	8,416 [as of 2009]
Truck traffic:	1% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	64.9 tons [59.0 metric tons]
Inventory rating:	38.9 tons [35.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	73.9
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$768,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	70,000 [as of 1998]
Truck traffic:	4% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	64.4 tons [58.5 metric tons]
Inventory rating:	38.6 tons [35.1 metric tons]
Sufficiency rating:	89.3
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$684,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	6,240 [as of 1991]
Truck traffic:	4% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	75.2 tons [68.4 metric tons]
Inventory rating:	29.7 tons [27.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	87.4
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$618,000

Comments