US0090B over MISSISSIPPI RIVER - GNO#

Map 

Facts 

Name:	US0090B over MISSISSIPPI RIVER - GNO#
Structure number:	023602830802442
Location:	02362830802442
Purpose:	Carries highway over highway and waterway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Tolls:	Yes [1]
Length of largest span:	1575.2 ft. [480.1 m]
Total length:	3019.2 ft. [920.2 m]
Roadway width between curbs:	91.9 ft. [28.0 m]
Deck width edge-to-edge:	102.0 ft. [31.1 m]
Vertical clearance above deck:	25.3 ft. [7.7 m]
Vertical clearance below bridge:	149.9 ft. [45.7 m]
Owner:	State Highway Agency [01]
Year built:	1985
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	3
Main spans material:	Steel continuous [4]
Main spans design:	Truss - Thru [10]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	69,360 [as of 2009]
Truck traffic:	5% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Very Good [8 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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:	57.4 tons [52.2 metric tons]
Inventory rating:	34.7 tons [31.5 metric tons]
Sufficiency rating:	80.6

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	65,932 [as of 1995]
Truck traffic:	5% 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]
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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:	57.4 tons [52.2 metric tons]
Inventory rating:	34.7 tons [31.5 metric tons]
Sufficiency rating:	79.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	78,636 [as of 1991]
Truck traffic:	5% 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]
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]
Pier/abutment protection:	In place and functioning [2]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	43.6 tons [39.6 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	85.0

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