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SH 7 Newton over BUFFALO RIVER

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 7 Newton over BUFFALO RIVER
Structure number:000000000001689
Location:5.18 MI S BOONE CO LN
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:160.1 ft. [48.8 m]
Total length:375.0 ft. [114.3 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:21.3 ft. [6.5 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1931
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,800 [as of 2019]
Truck traffic:7% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:30.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,018,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018PoorPoorSeriousSatisfactory280030.0
September 2017PoorPoorSeriousSatisfactory28003.0
September 2016PoorFairSeriousSatisfactory25005.0
September 2015PoorFairSeriousSatisfactory25007.3
September 2014PoorFairSeriousSatisfactory25007.3
December 2012PoorFairSeriousSatisfactory22007.3
December 2010PoorFairSeriousSatisfactory22007.3
December 2009PoorFairSeriousSatisfactory22007.3
December 2007PoorFairSeriousSatisfactory24007.3
December 2005PoorSatisfactorySeriousSatisfactory280021.0
December 2003PoorSatisfactorySeriousSatisfactory250021.0
December 2001PoorGoodSeriousSatisfactory26006.0
December 1999PoorGoodPoorGood260018.5
December 1997PoorGoodPoorGood260018.5
December 1996FairGoodSatisfactoryGood127546.8
November 1995FairGoodSatisfactoryGood127564.1
November 1994FairGoodSatisfactoryGood127564.1
November 1992FairGoodSatisfactoryGood127564.1
November 1991FairGoodSatisfactoryGood220062.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.147499710
Deck
Reinforced Concrete Decksq. ft.7,98706,0241,9630
Superstructure
Steel Trusslinear ft.64003822580
Steel Floor Beamlinear ft.7260649770
Substructure
Reinforced Concrete Columneach63300
Reinforced Concrete Pier Walllinear ft.78546180
Reinforced Concrete Abutmentlinear ft.4435900
Reinforced Concrete Pier Caplinear ft.7871340
Bearings
Movable Bearingeach93060
Fixed Bearingeach50050
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.640064000
Reinforced Concrete Bridge Raillinear ft.100880120