Johnson St NE over I 35W & NB off ramp

Map 

Facts 

Name:	Johnson St NE over I 35W & NB off ramp
Structure number:	27885
Location:	1.8 MI SW OF JCT TH 280
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	184.1 ft. [56.1 m]
Total length:	497.7 ft. [151.7 m]
Roadway width between curbs:	52.8 ft. [16.1 m]
Deck width edge-to-edge:	63.3 ft. [19.3 m]
Vertical clearance below bridge:	17.4 ft. [5.3 m]
Skew angle:	38°
Owner:	State Highway Agency [01]
Year built:	1972
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:	3
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Low slump Concrete [4]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	8,500 [as of 2005]
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:	53.7 tons [48.8 metric tons]
Inventory rating:	32.1 tons [29.2 metric tons]
Sufficiency rating:	77.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	90,000 [as of 1996]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 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:	53.2 tons [48.4 metric tons]
Inventory rating:	31.9 tons [29.0 metric tons]
Evaluation:	Not applicable [N]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	3,650 [as of 1983]
Truck traffic:	1% of total traffic
Deck condition:	Good [7 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:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	86.8

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