US 93 over SALMON FALLS CREEK

Map 

Facts 

Name:	US 93 over SALMON FALLS CREEK
Structure number:	B 658
Location:	NEAR CONTACT
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) [02]
Length of largest span:	69.9 ft. [21.3 m]
Total length:	70.9 ft. [21.6 m]
Roadway width between curbs:	32.2 ft. [9.8 m]
Deck width edge-to-edge:	36.1 ft. [11.0 m]
Skew angle:	35°
Owner:	State Highway Agency [01]
Year built:	1958
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]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,013 [as of 2008]
Truck traffic:	27% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	49.9 tons [45.4 metric tons]
Inventory rating:	30.1 tons [27.4 metric tons]
Sufficiency rating:	74.4
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$399,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,830 [as of 1996]
Truck traffic:	27% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	58.4 tons [53.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	79.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$399,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,560 [as of 1988]
Truck traffic:	27% 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]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	58.4 tons [53.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	80.3

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