300 ST over I029


+43.04016, -96.79541
43°02'25" N, 96°47'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:300 ST over I029
Structure number:000000064006030
Location:3 S SD 46 INTERCH
Purpose:Carries highway over highway
Route classification:Local (Rural) [09]
Length of largest span:69.9 ft. [21.3 m]
Total length:253.9 ft. [77.4 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
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 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:115 [as of 2014]
Truck traffic:2% of total traffic
Deck condition:Fair [5 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:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:54.9 tons [49.9 metric tons]
Inventory rating:32.9 tons [29.9 metric tons]
Sufficiency rating:97.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,000,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201697.7FairFairSatisfactorySatisfactory-115
March 201497.7FairFairSatisfactorySatisfactory-115
March 201298.7FairSatisfactorySatisfactoryGood-115
March 201071.7PoorGoodPoorGoodSD115
February 200897.7FairGoodSatisfactoryGood-115
April 200697.7FairGoodSatisfactoryGood-115
May 200497.9FairFairSatisfactoryGood-115
June 200298.9FairSatisfactorySatisfactoryGood-220
May 200097.8FairFairSatisfactoryGood-220
May 199897.8FairFairSatisfactoryGood-220
May 199698.8FairGoodGoodSatisfactory-220
March 199499.0FairGoodGoodSatisfactory-220
March 199299.0FairGoodGoodSatisfactory-220
March 199099.0FairGoodGoodSatisfactory-220