N87-N101 CONNECTOR over U.S. HIGHWAY 101


+37.37333, -121.92750
37°22'24" N, 121°55'39" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N87-N101 CONNECTOR over U.S. HIGHWAY 101
Structure number:37 0183G
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:171.9 ft. [52.4 m]
Total length:521.7 ft. [159.0 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:41.7 ft. [12.7 m]
Vertical clearance above deck:17.4 ft. [5.3 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1992
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
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:16,000 [as of 1998]
Truck traffic:2% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:74.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,391,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201674.0GoodGoodVery GoodGoodFO16000
January 201474.0FairSatisfactoryVery GoodGoodFO16000
January 201274.0FairSatisfactoryVery GoodGoodFO16000
February 201075.0FairSatisfactoryVery GoodGoodFO16000
January 200875.0FairSatisfactoryVery GoodGoodFO16000
March 200694.7FairSatisfactoryVery GoodGood-16000
July 200394.7FairSatisfactoryVery GoodGood-16000
March 200294.7GoodGoodVery GoodGood-16000
June 199894.7GoodGoodVery GoodGood-16000
October 199591.6GoodGoodVery GoodGood-16000
May 199392.0GoodGoodGoodVery Good--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Closed Web/Box Girderlinear ft.158155300
Reinforced Concrete Top Flangesq. ft.2,0191,0091,01000
Reinforced Concrete Columneach22000
Reinforced Concrete Abutmentlinear ft.55223300
Prestressed Concrete Pileeach11000
Strip Seal Jointlinear ft.3003000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.318318000