SR 924 GRATIGNY over RIO VISTA CANAL

Map 

Facts 

Name:	SR 924 GRATIGNY over RIO VISTA CANAL
Structure number:	870621
Location:	0.4M E/O SR 9
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Collector (Urban) [17]
Length of largest span:	20.0 ft. [6.1 m]
Total length:	60.4 ft. [18.4 m]
Roadway width between curbs:	71.9 ft. [21.9 m]
Deck width edge-to-edge:	100.1 ft. [30.5 m]
Owner:	State Highway Agency [01]
Year built:	1957
Year reconstructed:	1971
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:	3
Main spans material:	Prestressed concrete [5]
Main spans design:	Slab [01]
Deck type:	Concrete Precast Panels [2]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	47,500 [as of 2008]
Truck traffic:	6% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 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:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	84.2 tons [76.5 metric tons]
Inventory rating:	50.5 tons [45.9 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	89.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	39,000 [as of 1999]
Truck traffic:	3% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 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 foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	84.2 tons [76.5 metric tons]
Inventory rating:	50.5 tons [45.9 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	90.2

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	24,295 [as of 1988]
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:	Scour calculation/evaluation has not been made. [6]
Operating rating:	77.2 tons [70.2 metric tons]
Inventory rating:	56.4 tons [51.3 metric tons]
Sufficiency rating:	87.0
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$12,000

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