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RT K S over BLACKWATER RVR

Map

Coordinates:
+38.98382, -92.98651
38°59'02" N, 92°59'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RT K S over BLACKWATER RVR
Structure number:1147
Old structure number:A1382 1 (from 1992 edition)
Location:S 27 T 49 N R 19 W
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:120.1 ft. [36.6 m]
Total length:424.9 ft. [129.5 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1965
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:535 [as of 2017]
Truck traffic:11% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:62.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,607,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018PoorSeriousFairGood53562.0
February 2016PoorPoorFairGood56264.0
March 2014PoorPoorGoodGood55874.2
October 2013PoorPoorGoodGood54874.3
October 2011FairFairGoodGood44869.9
October 2009FairFairGoodGood51468.6
October 2007FairFairGoodGood53867.5
September 2006FairSatisfactoryGoodGood53468.5
October 2005FairSatisfactoryGoodGood53468.5
November 2004FairSatisfactoryGoodGood65868.2
October 2003FairSatisfactoryGoodGood66268.2
October 2002PoorSatisfactoryGoodImminent Failure67230.9
September 2001FairSatisfactoryGoodGood60668.4
October 2000FairSatisfactoryGoodGood58668.6
October 1999FairSatisfactoryGoodGood68268.4
September 1998GoodGoodGoodGood68268.4
October 1997GoodGoodGoodGood68268.4
December 1996GoodGoodGoodGood105059.4
January 1996GoodGoodGoodGood105059.3
February 1995GoodGoodGoodGood100459.5
November 1993GoodGoodGoodGood98760.6
October 1992GoodGoodGoodGood98761.6
November 1991GoodGoodGoodGood70368.8