US 50 (I-305) EB over 6TH STREET & 8TH STREET


+38.56667, -121.50333
38°34'00" N, 121°30'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 50 (I-305) EB over 6TH STREET & 8TH STREET
Structure number:24 0243R
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:102.0 ft. [31.1 m]
Total length:923.9 ft. [281.6 m]
Roadway width between curbs:88.3 ft. [26.9 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Owner:State Highway Agency [01]
Year built:1967
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:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:115,500 [as of 2009]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 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:88.8 tons [80.7 metric tons]
Inventory rating:53.5 tons [48.6 metric tons]
Sufficiency rating:80.4

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201580.4FairVery GoodSatisfactoryGood-115500
October 201380.4GoodGoodGoodGood-115500
October 201180.4GoodGoodGoodGood-115500
October 200978.3PoorPoorGoodGoodSD102500
October 200778.3PoorPoorGoodGoodSD102500
October 200578.3PoorPoorGoodGoodSD102500
November 200480.5FairFairGoodGood-102500
September 200183.4GoodGoodGoodGood-85650
January 199783.4GoodGoodGoodGood-85650
November 199486.2GoodGoodGoodVery Good-85700
December 199285.6GoodGoodGoodVery Good-92900
September 199185.6GoodGoodGoodVery Good-92900