COUNTY RD 39 over COW CREEK

Map

Coordinates:
+42.92452, -123.42204
42°55'28" N, 123°25'19" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	COUNTY RD 39 over COW CREEK
Structure number:	19C215003900352
Location:	3.5 MI W OF RIDDLE
Purpose:	Carries highway over waterway
Route classification:	Minor Collector (Rural) `[08]`
Length of largest span:	128.9 ft. `[39.3 m]`
Total length:	246.1 ft. `[75.0 m]`
Roadway width between curbs:	24.0 ft. `[7.3 m]`
Deck width edge-to-edge:	25.9 ft. `[7.9 m]`
Owner:	County Highway Agency `[02]`
Year built:	1954
Historic significance:	Historical significance is not determinable at this time `[4]`
Design load:	M 18 / H 20 `[4]`
Main span material:	Steel `[3]`
Main span design:	Girder and floorbeam system `[03]`
Deck type:	Open Grating `[3]`
Wearing surface:	Other `[9]`

Good/Fair/Poor Condition:	Fair
Status:	Posted for load `[P]`
Average daily traffic:	762 `[as of 2010]`
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
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 the assessed or calculated scour condition. `[8]`
Sufficiency rating:	48.9

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2017	Fair	Satisfactory	Satisfactory	Fair	762	48.9
June 2015	Fair	Satisfactory	Satisfactory	Fair	762	48.9
July 2013	Fair	Satisfactory	Satisfactory	Satisfactory	762	57.9
August 2011	Fair	Satisfactory	Satisfactory	Satisfactory	762	57.9
July 2009	Fair	Good	Satisfactory	Satisfactory	762	57.9
July 2007	Fair	Good	Satisfactory	Satisfactory	732	64.0
July 2005	Fair	Good	Satisfactory	Satisfactory	732	64.0
June 2003	Fair	Good	Good	Satisfactory	711	58.4
May 2001	Fair	Satisfactory	Good	Satisfactory	711	63.8
May 1999	Fair	Satisfactory	Good	Satisfactory	711	58.8
May 1997	Fair	Satisfactory	Good	Satisfactory	711	58.8
April 1995	Fair	Satisfactory	Good	Satisfactory	670	57.8
October 1994	Fair	Satisfactory	Good	Satisfactory	670	57.8
November 1992	Fair	Satisfactory	Good	Satisfactory	640	57.8
March 1991	Fair	Satisfactory	Good	Satisfactory	570	57.9

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	834	0	834	0	0
Steel Protective Coating	sq. ft.	13,736	0	2,747	10,989	0
Steel Stringer	linear ft.	910	0	910	0	0
Steel Protective Coating	sq. ft.	4,837	0	1,935	2,418	484
Deck
Reinforced Concrete Deck	sq. ft.	1,500	1,230	270	0	0
Wearing Surfaces	sq. ft.	1,500	0	1,470	0	30
Superstructure
Steel Floor Beam	linear ft.	3,406	0	3,406	0	0
Steel Protective Coating	sq. ft.	28,607	0	0	28,000	607
Substructure
Reinforced Concrete Column	each	4	4	0	0	0
Reinforced Concrete Pier Wall	linear ft.	26	26	0	0	0
Reinforced Concrete Abutment	linear ft.	52	38	8	6	0
Reinforced Concrete Pile Cap/Footing	linear ft.	64	0	48	16	0
Steel Pile	each	5	0	5	0	0
Steel Pier Cap	linear ft.	26	0	26	0	0
Reinforced Concrete Pier Cap	linear ft.	52	26	26	0	0
Deck
Open Grid Deck	sq. ft.	4,744	2,244	2,500	0	0
Steel Protective Coating	sq. ft.	4,744	0	0	4,744	0
Joints
Open Joint	linear ft.	78	0	78	0	0
Other Joint	linear ft.	52	52	0	0	0
Bearings
Movable Bearing	each	24	0	24	0	0
Fixed Bearing	each	12	0	12	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	492	490	0	2	0
Steel Protective Coating	sq. ft.	3,051	3,051	0	0	0