US 20 (HWY 16) over Soda Fork


+44.40599, -122.28150
44°24'22" N, 122°16'53" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 20 (HWY 16) over Soda Fork
Structure number:01706 016 05244
Location:257 MI E SWEET HOME
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:60.0 ft. [18.3 m]
Total length:153.9 ft. [46.9 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:35.4 ft. [10.8 m]
Owner:State Highway Agency [01]
Year built:1936
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:750 [as of 2016]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:87.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactorySatisfactorySatisfactory75087.4
February 2016FairSatisfactorySatisfactorySatisfactory91079.5
February 2014FairSatisfactorySatisfactorySatisfactory98079.2
January 2012FairSatisfactorySatisfactorySatisfactory98079.2
February 2010FairSatisfactorySatisfactorySatisfactory100068.9
February 2008FairSatisfactorySatisfactorySatisfactory110066.6
January 2006FairSatisfactorySatisfactorySatisfactory110048.5
February 2004FairSatisfactorySatisfactoryGood110048.2
September 2002GoodGoodGoodGood110048.2
September 2000GoodGoodGoodGood110048.2
September 1998GoodGoodVery GoodVery Good110048.2
September 1996GoodGoodVery GoodVery Good130050.2
September 1994GoodGoodVery GoodVery Good130051.1
August 1992GoodGoodVery GoodVery Good170051.3
August 1990GoodGoodVery GoodVery Good170049.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.616611050
Reinforced Concrete Stringerlinear ft.308308000
Reinforced Concrete Floor Beamlinear ft.72452160
Reinforced Concrete Top Flangesq. ft.5,4415,224951220
Wearing Surfacessq. ft.4,0044,004000
Reinforced Concrete Columneach84310
Reinforced Concrete Abutmentlinear ft.7169020
Reinforced Concrete Pier Caplinear ft.7171000
Other Jointlinear ft.52361600
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3080213950