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MLK JR-W24 ON RAMP over 40TH STREET

Map

Coordinates:
+37.82944, -122.26750
37°49'46" N, 122°16'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MLK JR-W24 ON RAMP over 40TH STREET
Structure number:33 0359K
Location:04-ALA-024-R2.20-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:55.1 ft. [16.8 m]
Total length:169.0 ft. [51.5 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1970
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:4
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: January 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,600 [as of 1998]
Truck traffic:2% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:36.3 tons [33.0 metric tons]
Inventory rating:27.8 tons [25.3 metric tons]
Sufficiency rating:91.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201691.0GoodVery GoodGoodGood-8600
January 201491.0FairGoodSatisfactoryGood-8600
February 201097.2FairGoodSatisfactoryGood-8600
January 200697.2FairGoodSatisfactoryGood-8600
January 200497.2FairGoodSatisfactoryGood-8600
November 200197.2FairFairSatisfactoryGood-8600
November 199996.2FairFairSatisfactoryGood-8600
December 199796.2FairFairGoodGood-8600
September 199695.2GoodGoodGoodGood-8600
December 199394.3GoodGoodGoodGood-8600
September 199194.3GoodGoodGoodGood-8600

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.5251010
Deck
Reinforced Concrete Top Flangesq. ft.600594600
Concrete Protective Coatingsq. ft.566566000
Substructure
Reinforced Concrete Pier Walllinear ft.2002000
Reinforced Concrete Abutmentlinear ft.3434000
Reinforced Concrete Pileeach11000
Bridge Rail
Other Material Bridge Raillinear ft.116116000