Us70/Sec-19/L19.93 over Shell Lake


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Us70/Sec-19/L19.93 over Shell Lake
Structure number:000000000001375
Location:.20 Mi Ne Jct Of Sh 149
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:34.1 ft. [10.4 m]
Total length:341.9 ft. [104.2 m]
Roadway width between curbs:27.2 ft. [8.3 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Owner:State Highway Agency [01]
Year built:1930
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:10
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,700 [as of 2014]
Truck traffic:18% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
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]
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:65.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$801,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017FairFairFairFair170065.0
April 2015FairSatisfactorySatisfactorySatisfactory160077.0
April 2013FairSatisfactorySatisfactorySatisfactory160077.0
May 2011FairSatisfactorySatisfactorySatisfactory170070.8
April 2009FairSatisfactorySatisfactorySatisfactory170061.7
April 2007FairSatisfactorySatisfactorySatisfactory160061.7
March 2005FairSatisfactorySatisfactorySatisfactory250059.5
March 2003FairSatisfactorySatisfactorySatisfactory280058.0
February 2001FairSatisfactorySatisfactorySatisfactory100062.6
October 1998FairSatisfactorySatisfactorySatisfactory180061.5
September 1996FairSatisfactorySatisfactorySatisfactory84075.4
November 1994FairSatisfactorySatisfactorySatisfactory84075.3
September 1992FairSatisfactorySatisfactorySatisfactory84075.3
August 1990FairGoodSatisfactorySatisfactory128174.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.1,7051,56387550
Reinforced Concrete Top Flangesq. ft.10,23010,001701590
Reinforced Concrete Abutmentlinear ft.6400640
Reinforced Concrete Pileeach4504140
Reinforced Concrete Pier Caplinear ft.23016037330
Enclosed/Concealed Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.68259450362