FAU9956 over JOHNSON CREEK

Map 

Facts 

Name:	FAU9956 over JOHNSON CREEK
Structure number:	25T08 000 00094
Location:	010 MI E CLACKAMAS CO L
Purpose:	Carries highway over waterway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	33.1 ft. [10.1 m]
Total length:	33.1 ft. [10.1 m]
Roadway width between curbs:	20.3 ft. [6.2 m]
Deck width edge-to-edge:	21.7 ft. [6.6 m]
Skew angle:	36°
Owner:	County Highway Agency [02]
Year built:	1930
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	M 13.5 / H 15 [2]
Main span material:	Steel [3]
Main span 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:	2,134 [as of 2007]
Truck traffic:	10% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Fair [5 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 is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:	41.9 tons [38.1 metric tons]
Inventory rating:	25.0 tons [22.7 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	57.2
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$169,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,990 [as of 1998]
Truck traffic:	10% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Operating rating:	41.6 tons [37.8 metric tons]
Inventory rating:	24.8 tons [22.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	68.2
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$117,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,800 [as of 1989]
Truck traffic:	10% 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 in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	25.0 tons [22.7 metric tons]
Inventory rating:	26.7 tons [24.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	71.9

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