Share:

IS 29 S over LIT TARKIO CR

Map

Coordinates:
+40.18451, -95.33129
40°11'04" N, 95°19'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 29 S over LIT TARKIO CR
Structure number:1601
Location:S 17 T 62 N R 39 W
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:138.1 ft. [42.1 m]
Total length:356.0 ft. [108.5 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1972
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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:Bituminous [6]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,397 [as of 2016]
Truck traffic:34% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:92.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactoryGoodGood739792.5
March 2015FairFairGoodGood675091.5
March 2013FairFairVery GoodGood514691.6
November 2011FairFairVery GoodGood514691.6
December 2009FairFairVery GoodGood636991.4
December 2008FairSatisfactoryVery GoodGood636992.4
January 2007FairSatisfactoryVery GoodGood649592.4
October 2004FairSatisfactoryVery GoodGood642292.4
January 2003FairSatisfactoryVery GoodGood592895.6
October 2001FairSatisfactoryVery GoodGood578995.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,7802721,50800
Steel Protective Coatingsq. ft.28,5834,28824,247480
Deck
Reinforced Concrete Decksq. ft.15,06014,0181,020220
Wearing Surfacessq. ft.14,06214,062000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.1841444000
Concrete Protective Coatingsq. ft.290029000
Reinforced Concrete Pier Caplinear ft.112112000
Joints
Strip Seal Jointlinear ft.110011000
Bearings
Movable Bearingeach1551000
Steel Protective Coatingsq. ft.1505100
Fixed Bearingeach55000
Steel Protective Coatingsq. ft.50500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7127000120
Reinforced Concrete Bridge Raillinear ft.71235635600