SEA CLIFF BLVD over WEST MISSION BAY DRIVE

Map 

Facts 

Name:	SEA CLIFF BLVD over WEST MISSION BAY DRIVE
Structure number:	57C0256
Location:	0.4 MI N/W RTE I-8
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	106.0 ft. [32.3 m]
Total length:	214.9 ft. [65.5 m]
Roadway width between curbs:	71.9 ft. [21.9 m]
Deck width edge-to-edge:	87.9 ft. [26.8 m]
Vertical clearance below bridge:	16.4 ft. [5.0 m]
Skew angle:	24°
Owner:	City or Municipal Highway Agency [04]
Year built:	1972
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:	2
Main spans material:	Concrete continuous [2]
Main spans design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Cast-in-Place [1]

Latest Available Inspection: September 2016 

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction [A]
Average daily traffic:	40,000 [as of 2004]
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]
Structural appraisal:	Better than present minimum criteria [7]
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action [3]
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:	109.8 tons [99.8 metric tons]
Inventory rating:	74.5 tons [67.7 metric tons]
Sufficiency rating:	80.4
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$2,953,000

Previous Inspections 

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2016	80.4	Good	Good	Good	Good	FO	40000
December 2015	80.4	Fair	Satisfactory	Good	Good	FO	40000
September 2013	80.4	Fair	Satisfactory	Good	Good	FO	40000
September 2011	80.4	Fair	Satisfactory	Good	Good	FO	40000
February 2010	80.4	Fair	Satisfactory	Good	Good	FO	40000
November 2007	80.4	Fair	Satisfactory	Good	Good	FO	40000
January 2006	74.9	Poor	Serious	Good	Good	SD	40000
February 2004	74.9	Poor	Serious	Good	Good	SD	40000
April 2002	74.9	Poor	Serious	Good	Good	SD	40000
July 2000	84.7	Good	Good	Good	Good	FO	40000
March 1998	84.7	Good	Good	Good	Good	FO	40000
February 1996	84.3	Good	Very Good	Very Good	Very Good	FO	40000
December 1993	84.3	Good	Very Good	Very Good	Very Good	FO	40000
December 1991	84.3	Good	Very Good	Very Good	Very Good	FO	40000