ROUTE 580 over PIEDMONT, BROADWAY, RICH

Map

Coordinates:
+37.82167, -122.25833
37°49'18" N, 122°15'30" W

Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Name:	ROUTE 580 over PIEDMONT, BROADWAY, RICH
Structure number:	33 0285
Location:	04-ALA-580-44.51-OAK
Purpose:	Carries highway over highway and waterway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	117.1 ft. `[35.7 m]`
Total length:	1066.3 ft. `[325.0 m]`
Roadway width between curbs:	142.1 ft. `[43.3 m]`
Deck width edge-to-edge:	148.0 ft. `[45.1 m]`
Vertical clearance below bridge:	14.8 ft. `[4.5 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1961
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:	10
Main spans material:	Concrete continuous `[2]`
Main spans design:	Box beam or girders - Multiple `[05]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Status:	Open, no restriction `[A]`
Average daily traffic:	197,000 `[as of 2001]`
Truck traffic:	1% 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:	There are no noticeable or noteworthy deficiencies which affect the condition of the channel. `[9]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Operating rating:	78.8 tons `[71.6 metric tons]`
Inventory rating:	48.8 tons `[44.4 metric tons]`
Sufficiency rating:	77.0
Recommended work:	Bridge deck replacement with only incidental widening. `[37]`

Evaluation:

Not applicable [N]

Status:	Open, no restriction `[A]`
Average daily traffic:	207,100 `[as of 1990]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Very Good `[8 out of 9]`
Scour condition:	Scour calculation/evaluation has not been made. `[6]`
Operating rating:	78.2 tons `[71.1 metric tons]`
Inventory rating:	48.5 tons `[44.1 metric tons]`
Sufficiency rating:	78.0