4TH AVE S over ARGO RR YARD

Map

Coordinates:
+47.56131, -122.32940
47°33'41" N, 122°19'46" W

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

Name:	4TH AVE S over ARGO RR YARD
Structure number:	085273000000000
Location:	4700 4th Ave S
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Minor Arterial (Urban) `[16]`
Length of largest span:	75.1 ft. `[22.9 m]`
Total length:	1842.0 ft. `[561.4 m]`
Roadway width between curbs:	44.0 ft. `[13.4 m]`
Deck width edge-to-edge:	51.8 ft. `[15.8 m]`
Vertical clearance below bridge:	20.7 ft. `[6.3 m]`
Skew angle:	99°
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1933
Year reconstructed:	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:	12
Main spans material:	Steel `[3]`
Main spans design:	Girder and floorbeam system `[03]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	18,843 `[as of 2009]`
Truck traffic:	10% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	34.7 tons `[31.5 metric tons]`
Inventory rating:	20.8 tons `[18.9 metric tons]`
Sufficiency rating:	47.3

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
July 2015	47.3	Fair	Good	Satisfactory	Satisfactory	FO	18843
July 2013	47.3	Fair	Good	Satisfactory	Satisfactory	FO	18843
June 2011	47.3	Fair	Good	Good	Satisfactory	FO	18843
April 2010	47.3	Fair	Good	Good	Satisfactory	FO	18843
September 2007	53.7	Fair	Good	Good	Satisfactory	FO	19000
August 2006	53.7	Fair	Good	Good	Satisfactory	FO	19000
September 2005	53.9	Fair	Good	Good	Satisfactory	FO	18400
November 2003	53.9	Good	Good	Good	Good	FO	18400
November 2002	53.9	Good	Good	Good	Good	FO	18400
January 2000	53.8	Good	Good	Very Good	Good	FO	18400
September 1998	53.8	Good	Good	Very Good	Good	FO	18400
October 1997	73.5	Good	Good	Very Good	Good	FO	18400
June 1995	73.2	Good	Good	Very Good	Good	FO	18400
May 1994	73.2	Good	Good	Very Good	Good	FO	18400
August 1992	73.2	Good	Good	Very Good	Good	-	18400
July 1991	73.2	Good	Good	Very Good	Good	-	18400