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STATE ROUTE 51 over AMERICAN RIVER

Map 

Coordinates:
+38.58833, -121.44500
38°35'18" N, 121°26'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:STATE ROUTE 51 over AMERICAN RIVER
Structure number:24 0003
Location:03-SAC-051-2.61-SAC
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:125.0 ft. [38.1 m]
Total length:1699.6 ft. [518.0 m]
Roadway width between curbs:89.9 ft. [27.4 m]
Deck width edge-to-edge:94.5 ft. [28.8 m]
Skew angle:21°
Owner:State Highway Agency [01]
Year built:1954
Year reconstructed:1966
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:8
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: December 2015 

Status:Open, no restriction [A]
Average daily traffic:195,000 [as of 2010]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:28.9 tons [26.3 metric tons]
Inventory rating:17.9 tons [16.3 metric tons]
Sufficiency rating:57.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201557.0Not deficientGoodVery GoodVery Good195000
November 201352.0Structurally deficientSeriousGoodGood195000
November 201152.0Structurally deficientSeriousGoodGood195000
April 201152.0Structurally deficientSeriousGoodGood163000
February 201052.0Structurally deficientSeriousGoodGood163000
May 200756.0Not deficientFairGoodGood163000
March 200757.0Not deficientGoodGoodGood163000
September 200457.0Not deficientGoodGoodGood152000
March 200457.0Not deficientGoodGoodGood152000
August 200257.0Not deficientGoodGoodGood152000
September 200057.0Not deficientGoodGoodGood152000
August 199857.0Not deficientGoodGoodGood152000
March 199857.0Not deficientGoodGoodGood152000
November 199321.0Structurally deficientGoodGoodGood147000
November 199121.0Structurally deficientGoodGoodGood147000