HYPERION AVE over Riverside Drive


+34.11361, -118.27028
34°06'49" N, 118°16'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:HYPERION AVE over Riverside Drive
Structure number:53C1882
Location:0.05 MI W/O FWY 5
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:134.8 ft. [41.1 m]
Total length:518.4 ft. [158.0 m]
Roadway width between curbs:55.4 ft. [16.9 m]
Deck width edge-to-edge:63.3 ft. [19.3 m]
Vertical clearance below bridge:22.0 ft. [6.7 m]
Skew angle:20°
Owner:City or Municipal Highway Agency [04]
Year built:1929
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:35,874 [as of 2008]
Truck traffic:4% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:89.8 tons [81.6 metric tons]
Inventory rating:53.9 tons [49.0 metric tons]
Sufficiency rating:61.5

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201661.5FairFairFairFair-35874
July 201474.8FairSatisfactoryGoodGood-35874
July 201271.5PoorPoorSatisfactorySatisfactorySD35874
October 201071.5PoorPoorSatisfactorySatisfactorySD35874
July 200871.5PoorPoorSatisfactorySatisfactorySD35874
September 200674.8FairGoodGoodSatisfactory-35874
December 200474.8FairGoodGoodSatisfactory-35874
September 199975.7FairGoodGoodSatisfactory-30700
November 199775.7FairGoodGoodSatisfactory-30700
September 199475.3GoodVery GoodVery GoodGood-30700
July 199175.3GoodVery GoodVery GoodGood-30700