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US HIGHWAY 101 over SILVER CREEK

Map

Coordinates:
+37.35667, -121.86833
37°21'24" N, 121°52'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US HIGHWAY 101 over SILVER CREEK
Structure number:37 0097
Location:04-SCL-101-36.37-SJS
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:20.7 ft. [6.3 m]
Total length:63.3 ft. [19.3 m]
Roadway width between curbs:150.9 ft. [46.0 m]
Deck width edge-to-edge:156.5 ft. [47.7 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1992
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:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:174,000 [as of 1998]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:74.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201774.0FairGoodGoodFair-174000
February 201584.0FairFairGoodGood-174000
March 201384.0FairFairGoodGood-174000
March 201184.0FairFairGoodGood-174000
March 200984.0FairFairGoodGood-174000
March 200784.0FairFairGoodGood-174000
March 200584.0FairFairGoodGood-174000
March 200384.0FairFairGoodGood-152000
March 200184.0FairFairGoodGood-147400
August 199984.0FairFairGoodGood-147400
July 199885.0FairSatisfactoryGoodGood-147400
May 199585.0GoodGoodGoodGood-155000
April 199385.0GoodGoodGoodGood-163000
December 198938.5PoorGoodPoorSatisfactorySD163100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Pier Walllinear ft.7171000
Reinforced Concrete Abutmentlinear ft.108108000
Reinforced Concrete Pileeach11000
Reinforced Concrete Pier Caplinear ft.2626000
Joints
Pourable Jointlinear ft.4444000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.6363000
Deck
Reinforced Concrete Slabsq. ft.920920000
Wearing Surfacessq. ft.470470000
Concrete Protective Coatingsq. ft.412412000