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INGRAHAM ST SOUTH over MISSION BAY CHANNEL

Map 

Coordinates:
+32.77083, -117.23389
32°46'15" N, 117°14'02" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INGRAHAM ST SOUTH over MISSION BAY CHANNEL
Structure number:57C0310L
Location:0.5 MI N/W MISSION BAY
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:131.9 ft. [40.2 m]
Total length:1187.1 ft. [361.8 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Owner:City or Municipal Highway Agency [04]
Year built:1987
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:9
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2015 

Status:Open, no restriction [A]
Average daily traffic:17,700 [as of 2010]
Truck traffic:2% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:89.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201589.5Structurally deficientSeriousVery GoodGood17700
September 201389.5Structurally deficientSeriousVery GoodGood17700
September 201189.5Structurally deficientSeriousVery GoodGood17700
February 201090.5Structurally deficientPoorVery GoodGood22500
November 200790.5Structurally deficientPoorVery GoodGood22500
July 200690.5Structurally deficientPoorVery GoodGood22500
January 200690.5Structurally deficientPoorVery GoodGood22500
July 200492.6Not deficientFairVery GoodGood22500
July 200292.6Not deficientFairVery GoodGood22500
July 200193.7Not deficientGoodVery GoodGood22500
November 200093.7Not deficientGoodVery GoodGood22500
March 199893.7Not deficientGoodVery GoodGood22500
December 199593.9Not deficientVery GoodVery GoodVery Good22500
December 199393.9Not deficientVery GoodVery GoodVery Good22500
December 199193.9Not deficientVery GoodVery GoodVery Good22500