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FORTY MILE RD over BEST SLOUGH

Map

Coordinates:
+39.02278, -121.50917
39°01'22" N, 121°30'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FORTY MILE RD over BEST SLOUGH
Structure number:16C0020
Location:0.3 MI S PLUMAS ARBOGA RD
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:20.0 ft. [6.1 m]
Total length:62.0 ft. [18.9 m]
Roadway width between curbs:24.3 ft. [7.4 m]
Deck width edge-to-edge:30.2 ft. [9.2 m]
Owner:County Highway Agency [02]
Year built:1948
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]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,630 [as of 2013]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:52.4 tons [47.6 metric tons]
Inventory rating:31.7 tons [28.8 metric tons]
Sufficiency rating:76.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201676.0GoodGoodGoodGood-1630
July 201477.0GoodVery GoodVery GoodVery Good-1630
August 201278.7FairSatisfactorySatisfactoryGood-1000
January 201178.7GoodGoodGoodGood-1000
November 200878.7GoodGoodGoodGood-1000
August 200683.4GoodGoodGoodGood-720
January 200481.4GoodGoodGoodGood-720
March 200281.4GoodGoodGoodGood-720
May 200081.4GoodGoodGoodGood-720
July 199981.4GoodGoodGoodGood-720
May 199568.8FairFairSatisfactoryFair-720
June 199368.8FairFairSatisfactoryFair-720
August 199168.8FairFairSatisfactoryFair-720