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INTERSTATE 94 over LITTLE MISSOURI R.

Map

Coordinates:
+46.93000, -103.55333
46°55'48" N, 103°33'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 94 over LITTLE MISSOURI R.
Structure number:0094024315 R
Location:West Medora Int
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:89.9 ft. [27.4 m]
Total length:694.9 ft. [211.8 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.8 ft. [10.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:8
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,300 [as of 2018]
Truck traffic:28% 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:75.9
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,095,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactorySatisfactorySatisfactory130075.9
December 2015FairSatisfactorySatisfactorySatisfactory130072.3
October 2013FairSatisfactorySatisfactorySatisfactory130072.3
November 2011FairGoodSatisfactorySatisfactory130073.3
November 2009FairGoodSatisfactorySatisfactory130073.3
March 2008FairGoodSatisfactorySatisfactory130073.3
March 2006FairGoodSatisfactorySatisfactory130073.3
February 2004FairGoodSatisfactorySatisfactory130073.3
September 2002FairSatisfactorySatisfactorySatisfactory130073.3
January 2002FairSatisfactorySatisfactorySatisfactory130073.3
January 2000FairSatisfactorySatisfactorySatisfactory127573.3
May 1999FairSatisfactorySatisfactorySatisfactory122073.3
January 1998FairSatisfactorySatisfactorySatisfactory115073.3
March 1996FairSatisfactorySatisfactorySatisfactory119073.3
February 1994FairSatisfactorySatisfactorySatisfactory101070.4
March 1992FairSatisfactorySatisfactorySatisfactory196152.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,0731,383650400
Steel Protective Coatingsq. ft.25,01916,7637,7565000
Deck
Reinforced Concrete Decksq. ft.20,85017,3063,54400
Substructure
Reinforced Concrete Columneach77000
Reinforced Concrete Abutmentlinear ft.72363600
Reinforced Concrete Pier Caplinear ft.2232032000
Joints
Assembly without Seal Jointlinear ft.72360360
Bearings
Movable Bearingeach2118300
Steel Protective Coatingsq. ft.10095500
Fixed Bearingeach63210
Steel Protective Coatingsq. ft.1005133160
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,3911,04334800
Other Material Bridge Raillinear ft.1,3911,391000