U.S. HIGHWAY 101 over ROUTE 27


+34.17000, -118.60500
34°10'12" N, 118°36'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:U.S. HIGHWAY 101 over ROUTE 27
Structure number:53 1064
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:74.2 ft. [22.6 m]
Total length:140.1 ft. [42.7 m]
Roadway width between curbs:146.3 ft. [44.6 m]
Deck width edge-to-edge:151.9 ft. [46.3 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1956
Year reconstructed:1989
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:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:203,000 [as of 2009]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:45.2 tons [41.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:85.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201685.0GoodVery GoodVery GoodVery Good-203000
May 201485.0GoodGoodGoodGood-203000
May 201285.0FairSatisfactoryGoodGood-180000
July 201084.0FairFairGoodGood-180000
May 200884.0FairFairGoodGood-207000
October 200684.0FairFairGoodGood-207000
March 200485.0FairSatisfactoryGoodGood-207000
April 200285.0FairSatisfactoryGoodGood-278600
May 200085.0FairSatisfactoryGoodGood-278600
March 199885.0FairSatisfactoryGoodGood-278600
April 199685.0GoodGoodGoodGood-182700
September 199485.0GoodGoodGoodGood-182700
May 199285.0GoodGoodGoodGood-246700