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IRR SD013 over BIG SIOUX RV

Map

Coordinates:
+44.07746, -96.58699
44°04'39" N, 96°35'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR SD013 over BIG SIOUX RV
Structure number:000000051150082
Location:2.0 N OF FLANDREAU
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:89.9 ft. [27.4 m]
Total length:295.0 ft. [89.9 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:34.8 ft. [10.6 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:1999
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: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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,381 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 assessed or calculated scour condition. [5]
Operating rating:53.7 tons [48.8 metric tons]
Inventory rating:32.1 tons [29.2 metric tons]
Sufficiency rating:89.3

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201589.3GoodGoodGoodGood-1381
November 201389.2GoodGoodGoodGood-1430
November 201190.5GoodGoodGoodGood-1575
November 200990.3GoodGoodGoodGood-1648
September 200790.1GoodGoodGoodGood-1732
September 200592.7GoodGoodGoodGood-987
October 200391.6GoodGoodGoodGood-1002
December 200191.5GoodGoodGoodGood-1049
December 199991.2GoodGoodGoodGood-1231
November 199784.3PoorPoorSatisfactorySatisfactorySD1247
September 199585.9PoorPoorSatisfactorySatisfactorySD928
September 199384.8PoorPoorSatisfactorySatisfactorySD1091
January 199287.8FairSatisfactorySatisfactorySatisfactory-1127