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MISSION BAY DRIVE over SAN DIEGO RIVER

Map 

Coordinates:
+32.75889, -117.22583
32°45'32" N, 117°13'33" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MISSION BAY DRIVE over SAN DIEGO RIVER
Structure number:57C0023
Location:0.1 MI NW RTE I 8
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:119.1 ft. [36.3 m]
Total length:1296.0 ft. [395.0 m]
Roadway width between curbs:48.6 ft. [14.8 m]
Deck width edge-to-edge:63.7 ft. [19.4 m]
Skew angle:45°
Owner:City or Municipal Highway Agency [04]
Year built:1950
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:11
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2016 

Status:Open, no restriction [A]
Average daily traffic:55,000 [as of 2005]
Truck traffic:1% of total traffic
Deck condition:Critical [2 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:64.1 tons [58.3 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:68.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$12,894,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201668.8Structurally deficientCriticalGoodSatisfactory55000
March 201468.8Structurally deficientCriticalGoodSatisfactory55000
June 201168.8Structurally deficientSeriousGoodSatisfactory55000
February 201068.8Structurally deficientCriticalGoodSatisfactory55000
November 200718.3Structurally deficientSeriousGoodSatisfactory55000
January 200718.3Structurally deficientSeriousGoodSatisfactory55000
January 200618.3Structurally deficientSeriousGoodSatisfactory55000
July 200320.3Structurally deficientPoorGoodGood55000
June 200222.3Structurally deficientFairGoodGood55000
July 200122.3Structurally deficientFairGoodGood55000
November 200022.3Structurally deficientFairGoodGood55000
March 199822.3Structurally deficientFairGoodGood55000
December 199523.0Structurally deficientGoodGoodGood55000
April 199523.0Structurally deficientGoodGoodGood55000
December 199123.0Structurally deficientGoodGoodGood55000